IDOLCheck logo
IDOLCheck Storm Activity
Official NOAA, NWS & SPC storm data
LivePowered by NWS Hail8 Wind28
Live Latest verified storm reports across the US → Get these as alerts →
Looking up a specific address? Check it free in the app →
Storm ActivityIowa Storm ActivityLouisa County, IA
Iowa · Official NOAA Storm Data

Louisa County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 14, 2026

Louisa County, Iowa has recorded tornado activity: official National Weather Service (NWS) and Storm Prediction Center (SPC) records list 2 tornado reports among 57 severe weather events here in the last 12 months, alongside 11 hail reports with hail up to 1.75" and 44 high-wind reports with gusts up to 60 mph. The most recent recorded storm activity was in August 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

Map of Louisa County, Iowa showing the county boundary and surrounding cities
Louisa County, Iowa. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

Louisa County hail map

Where hail and high-wind reports clustered across Louisa County over the last 12 months. Heat shows report density and significance, not radar.

57
Events (12 mo)
11
Hail
44
Wind
2
Tornado
1.75"
Max hail
60
Max wind (mph)
August 2026
Most recent

What the radar showed

Radar snapshot during the Mar 31, 2026 hail event near Letts, Louisa County, Iowa, with NWS warning polygons
NEXRAD radar at the moment of the Mar 31, 2026 hail event (1.75") near Letts. Outlined polygons are the storm-based warnings exactly as issued by the National Weather Service. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Last 30 days in Louisa County

Current NEXRAD radar over Louisa County, Iowa with recent storm report locations
Current radar over the Louisa County area, with storm reports from the past 7 days plotted. Refreshes throughout the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.
August 2026 1 storm day · 2 SPC verified reports — tornado activity Exact dates & locations in app →

Recent storms — full detail available in the app

Storm activity from the last 30 days is summarized at the county level on this page. Exact locations, radar snapshots, and official warning boundaries for recent events are available with a free account.

See the specifics — free →

Storm log — the official record, day by day

Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.

Monday, July 20, 2026

1 NWS warning — wind gusts up to 50 mph

“At 1142 AM CDT, trained weather spotters reported strong thunderstorms along a line extending from near Montpelier to near Fruitland to near Riverside. Movement was southeast at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Louisa County

Friday, July 10, 2026

1 NWS warning — hail up to 0.75"

“At 447 PM CDT, Doppler radar was tracking a strong thunderstorm near Mount Pleasant, moving east at 10 mph. Hazard: Winds in excess of 40 mph and penny size hail. Impact: Gusty winds could cause minor tree limb damage and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Louisa County

Friday, July 3, 2026

2 NWS warnings — hail up to 0.75", wind gusts up to 50 mph

NEXRAD radar during the Friday, July 3, 2026 storm activity in Louisa County, Iowa
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 707 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Hills to near Hayesville. Movement was east at 20 mph. Hazard: Wind gusts up to 50 mph and minor flooding. Impact: Strong winds could break small tree limbs and blow around unsecured objects. Slowing or redirecting of traffic due to ponding or flowing water.”

NWS severe weather mention · Louisa County

“At 653 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Andrew to Rochester. Movement was east at 30 mph. Hazard: Winds in excess of 40 mph, minor flooding and penny size hail. Impact: Gusty winds could cause minor tree limb damage and blow around unsecured objects. Minor damage to outdoor objects is possible.”

NWS severe weather mention · Louisa County

Monday, May 18, 2026

2 NWS warnings — wind gusts up to 50 mph

NEXRAD radar during the Monday, May 18, 2026 storm activity in Louisa County, Iowa
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Strong south to southeast winds may develop on the northern and western edge of a cluster of showers and thunderstorms tracking across southeast Iowa into west-central Illinois. Winds could gust between 40 to 50 mph at times through the mid to late morning. Unsecured outdoor objects may be blown around and the strongest gusts could bring down tree branches.”

NWS severe weather mention · Louisa County

“At 226 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Brighton to near Lockridge to near Memphis. Movement was east at 35 mph. Hazard: Wind gusts up to 50 mph. Impact: Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Louisa County

Saturday, May 16, 2026

2 NWS warnings — wind gusts up to 50 mph

NEXRAD radar during the Saturday, May 16, 2026 storm activity in Louisa County, Iowa
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 348 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Hamlet to Burlington. Movement was east at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Louisa County

“At 316 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Conesville to near Hillsboro. Movement was east at 40 mph. Hazard: Wind gusts up to 50 mph. Impact: Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Louisa County

Monday, May 4, 2026

4 NWS warnings — wind gusts up to 55 mph

NEXRAD radar during the Monday, May 4, 2026 storm activity in Louisa County, Iowa
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 516 PM CDT, Doppler radar was tracking thunderstorms along a line extending from near Aledo to near Morning Sun. Movement was east southeast at 35 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Strong winds could break tree limbs, knock down weak trees and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Louisa County

“At 455 PM CDT, Doppler radar was tracking thunderstorms along a line extending from near Iowa City to near Olds. Movement was east at 40 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Strong winds could break tree limbs, knock down weak trees and blow around unsecured objects. Blowing dust is possible near agricultural fields. Locations impacted include...”

NWS severe weather mention · Louisa County

Monday, April 27, 2026

1 NWS warning — wind gusts up to 50 mph

“Gusty winds are expected late this morning into the early afternoon as an area of rain and embedded thunderstorms continues to shift eastward through portions of eastern Iowa and northwest Illinois. Winds will increase on the western edge of the shield of precipitation with gusts between 40 to 50 mph possible out of an east to southeasterly direction.”

NWS severe weather mention · Louisa County

Friday, April 17, 2026

1 SPC verified storm report — wind gusts up to 60 mph

NEXRAD radar during the Friday, April 17, 2026 storm activity in Louisa County, Iowa
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Tuesday, April 14, 2026

1 SPC verified storm report

“Section of two trees downed to the east and outbuilding door damage... along with a chimney toppled. Time estimated using radar. (DVN)”

SPC verified report · 5 W Letts

Sunday, April 12, 2026

1 NWS warning — wind gusts up to 50 mph

“Strong south-southwesterly winds will continue this afternoon through the early evening hours, with occasional gusts as high as 45 mph. There are also some developing showers and a few isolated thunderstorms this afternoon that could help generate stronger wind gusts up to 50 mph. If traveling on east-to-west oriented roads, be prepared for gusty crosswinds, especially in high profile vehicles.”

NWS severe weather mention · Louisa County

Tuesday, March 31, 2026

3 SPC verified storm reports · 1 NWS warning — hail up to 1.75"

NEXRAD radar during the Tuesday, March 31, 2026 storm activity in Louisa County, Iowa
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“via social media... delayed report. (DVN)”

SPC verified report · Letts

“At 713 AM CDT, Doppler radar was tracking a strong thunderstorm near Keithsburg, or 8 miles northeast of Oquawka, moving east at 35 mph. Hazard: Nickel size hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include... Burgess, Keithsburg, Little York, Seaton, North Henderson, New Windsor, Ogle, Alexis, Bald Bluff, Sunbeam, and Big River State Forest.”

NWS severe weather mention · Louisa County

Thursday, March 26, 2026

1 NWS warning — hail up to 0.75"

“At 819 PM CDT, Doppler radar was tracking a strong thunderstorm near Fairfield, moving east at 55 mph. Hazard: Penny size hail. Impact: Minor damage to outdoor objects is possible. This strong thunderstorm will be near... Lockridge and Rome around 825 PM CDT. Mount Pleasant and Westwood around 830 PM CDT. Other locations in the path of this storm include Mount Union.”

NWS severe weather mention · Louisa County

Monday, March 16, 2026

1 NWS warning — wind gusts up to 60 mph

“WHAT...Northwest winds 25 to 30 mph with gusts up to 60 mph. WHERE...Portions of northwest and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. WHEN...Until 6 AM CDT early this morning. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Louisa County

Sunday, March 15, 2026

4 NWS warnings — wind gusts up to 60 mph

“WHAT...Northwest winds 25 to 35 mph with gusts of 50 to 60 mph expected. WHERE...Portions of northwest and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. WHEN...Until 10 AM CDT Monday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Louisa County

“WHAT...Northwest winds 25 to 35 mph with gusts of 50 to 60 mph expected. WHERE...Portions of northwest and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. WHEN...Until 10 AM CDT Monday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Louisa County

Saturday, March 14, 2026

4 NWS warnings — wind gusts up to 60 mph

“WHAT...Northwest winds 30 to 40 mph with gusts up to 60 mph expected. WHERE...Portions of east central, northeast, and southeast Iowa and northeast Missouri. WHEN...From 1 PM Sunday to 10 AM CDT Monday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Louisa County

“WHAT...Northwest winds 30 to 40 mph with gusts up to 60 mph expected. WHERE...Portions of east central, northeast, and southeast Iowa and northeast Missouri. WHEN...From 1 PM Sunday to 10 AM CDT Monday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Louisa County

Friday, March 13, 2026

3 NWS warnings — wind gusts up to 50 mph

“WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph. WHERE...Louisa County. WHEN...Until 3 PM CDT this afternoon. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Louisa County

“WHAT...West winds 20 to 33 mph with gusts up to 50 mph. WHERE...Louisa County. WHEN...Until 3 PM CDT this afternoon. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Louisa County

Thursday, March 12, 2026

3 NWS warnings — wind gusts up to 55 mph

“WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph expected. The winds will switch to the west-northwest after Midnight, when there could be even higher gusts. WHERE...Portions of north central, northwest, and west central Illinois, east central and southeast Iowa, and northeast Missouri. WHEN...From 10 PM this evening to 3 PM CDT Friday.”

NWS severe weather mention · Louisa County

“WHAT...West winds 20 to 25 mph with gusts up to 50 mph expected. WHERE...Louisa County. WHEN...From 10 PM this evening to 3 PM CDT Friday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Louisa County

Friday, March 6, 2026

3 NWS warnings — hail up to 0.75", wind gusts up to 55 mph

NEXRAD radar during the Friday, March 6, 2026 storm activity in Louisa County, Iowa
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 1146 PM CST, Doppler radar was tracking strong winds accompanying an area of showers and thunderstorms along a line extending from near Wheatland to near Princeton to Abingdon. Movement was northeast at 55 mph. Hazard: Wind gusts of 50 to around 55 mph. Impact: Strong winds could break tree limbs, knock down weak trees and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Louisa County

“At 252 AM CST, Doppler radar was tracking a strong thunderstorm over Hillsboro, or 12 miles southwest of Mount Pleasant, moving northeast at 40 mph. Hazard: Penny size hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Louisa County

Wednesday, February 18, 2026

3 NWS warnings — wind gusts up to 50 mph

“...Critical Fire Weather Conditions Continue... AFFECTED AREA...Portions of eastern Iowa, northwest Illinois, and northeast Missouri. TIMING...Until 8 PM CST this evening. WINDS...West-southwest winds 25 to 30 mph, with gusts up to 50 mph. RELATIVE HUMIDITY...As low as 15 percent. IMPACTS...Any fire that develops will quickly spread out of control. Fire behavior is expected to be extreme.”

NWS severe weather mention · Louisa County

“...Critical Fire Weather Conditions Today... AFFECTED AREA...Portions of eastern Iowa and northwest Illinois TIMING...From Wednesday morning through Wednesday evening. WINDS...Southwest 20 to 30 mph with gusts up to 50 mph. RELATIVE HUMIDITY...As low as 15 percent. IMPACTS...Any fire that develops will catch and spread quickly. Fire behavior is expected to be extreme.”

NWS severe weather mention · Louisa County

Tuesday, February 17, 2026

1 NWS warning — wind gusts up to 50 mph

“...Critical Fire Weather Conditions Possible Wednesday... The National Weather Service in the Quad Cities continues a Fire Weather Watch for strong winds, low relative humidity, and plentiful dry vegetation. AFFECTED AREA...Portions of eastern Iowa and northwest Illinois TIMING...From Wednesday morning through Wednesday evening. WINDS...Southwest 20 to 30 mph with gusts up to 50 mph.”

NWS severe weather mention · Louisa County

Wednesday, January 21, 2026

2 NWS warnings — wind gusts up to 55 mph

“...EXTREME COLD WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY MORNING... WHAT...For the High Wind Warning, northwest winds 20 to 30 mph with gusts up to 45 to 55 mph expected. For the Extreme Cold Watch, dangerously cold wind chills as low as 35 below possible. WHERE...Cedar, Iowa, Johnson, Muscatine, Keokuk, Louisa, and Washington Counties.”

NWS severe weather mention · Louisa County

“...EXTREME COLD WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SATURDAY MORNING... WHAT...For the High Wind Warning, northwest winds 20 to 30 mph with gusts up to 45 to 55 mph expected. For the Extreme Cold Watch, dangerously cold wind chills as low as 35 below possible. WHERE...Cedar, Iowa, Johnson, Muscatine, Keokuk, Louisa, and Washington Counties.”

NWS severe weather mention · Louisa County

Sunday, December 28, 2025

2 NWS warnings — wind gusts up to 55 mph

“WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. WHEN...For the Dense Fog Advisory, until 6 AM CST early this morning.”

NWS severe weather mention · Louisa County

“WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. WHEN...For the Dense Fog Advisory, until 6 AM CST early this morning.”

NWS severe weather mention · Louisa County

Saturday, December 27, 2025

6 NWS warnings — wind gusts up to 55 mph

“WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. WHEN...For the Dense Fog Advisory, until 6 AM CST Sunday. For the Wind Advisory, from 2 PM Sunday to 6 PM CST Monday.”

NWS severe weather mention · Louisa County

“WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. WHEN...For the Dense Fog Advisory, until 6 AM CST Sunday. For the Wind Advisory, from 2 PM Sunday to 6 PM CST Monday.”

NWS severe weather mention · Louisa County

Monday, September 22, 2025

2 NWS warnings — hail up to 0.5"

NEXRAD radar during the Monday, September 22, 2025 storm activity in Louisa County, Iowa
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 1156 PM CDT, Doppler radar was tracking a line of thunderstorms along a line extending from Lone Tree to near Abingdon. Movement was east at 45 mph. Hazard: Winds in excess of 40 mph and half inch hail. Impact: Gusty winds could cause minor tree limb damage and blow around unsecured objects. Minor damage to outdoor objects is possible. Strong thunderstorms will be near...”

NWS severe weather mention · Louisa County

“At 1116 PM CDT, Doppler radar was tracking a line of thunderstorms extending from Lowden to near Tiffin. Movement was southeast at 20 mph. Hazard: Winds in excess of 40 mph and half inch hail. Impact: Gusty winds could cause minor tree limb damage and blow around unsecured objects. Minor damage to outdoor objects is possible. Strong thunderstorms will be near...”

NWS severe weather mention · Louisa County

Today's severe weather outlook

Storm Prediction Center Day 1 convective outlook — national severe weather risk map for today
Storm Prediction Center Day 1 convective outlook: categorical severe weather risk for today, updated several times daily. Source: NOAA/NWS Storm Prediction Center.

Common questions

When was the last severe storm in Louisa County, IA?

The most recent recorded event was in August 2026. Official NWS and SPC records show 57 severe weather events in Louisa County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Did it hail in Louisa County recently?

Yes — 11 hail reports in the last 12 months, with hail up to 1.75" recorded. The hail map above shows where reports clustered; the storm log lists each day.

How do I see hail history for a specific address in Louisa County?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property, including the most recent 30 days — county-level pages like this one only tell part of the story.

Most active Iowa counties

← All Iowa counties

Proudly AI-powered. Honestly sourced. IDOLCheck is built by HailyAI. Every storm event, magnitude, radar snapshot, and date on this page is deterministic — retrieved directly from official NOAA, National Weather Service (NWS), and Storm Prediction Center (SPC) storm records through HailyAPI and displayed exactly as reported. Quoted warning and report text is always attributed to its official source. Where the surrounding copy is not a direct quote, it was generated with AI assistance from that same verified storm data and reviewed and approved by humans before publication. AI organizes and presents the record — it never invents storm data.
Storm report · just in