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Storm Activity›Minnesota Storm Activity›Blue Earth County, MN
Minnesota · Official NOAA Storm Data

Blue Earth County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Nov 3, 2026

Blue Earth County, Minnesota has recorded tornado activity: official National Weather Service (NWS) and Storm Prediction Center (SPC) records list 1 tornado report among 47 severe weather events here in the last 12 months, alongside 25 hail reports with hail up to 3.5" and 21 high-wind reports with gusts up to 70 mph. The most recent recorded storm activity was on Sep 6, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

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

Blue Earth County hail map

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

47
Events (12 mo)
25
Hail
21
Wind
1
Tornado
3.5"
Max hail
70
Max wind (mph)
Sep 6, 2026
Most recent

What the radar showed

Radar snapshot during the Apr 13, 2026 tornado event near 7 WSW Amboy, Blue Earth County, Minnesota, with NWS warning polygons
NEXRAD radar at the moment of the Apr 13, 2026 tornado event (Tornado) near 7 WSW Amboy. 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.

Storm exposure for an address in Blue Earth County

Get a free report in your folder. A city is enough if you do not have a street.

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.

Sunday, September 6, 2026

1 NWS warning — hail up to 0.5"

“At 112 PM CDT, Doppler radar was tracking a strong thunderstorm over Vernon Center, Amboy, Garden City, Good Thunder, Winnebago, Lake Crystal, and Delavan, or 17 miles southwest of Mankato, and is stationary. Hazard: Half inch size hail. hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Blue Earth County

Thursday, September 3, 2026

1 NWS warning — hail up to 0.88"

NEXRAD radar during the Thursday, September 3, 2026 storm activity in Blue Earth County, Minnesota
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 1236 PM CDT, Doppler radar was tracking a strong thunderstorm 6 miles north of Good Thunder, or 9 miles southwest of Mankato, moving northeast at 35 mph. Hazard: Wind gusts up to 30 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Blue Earth County

Tuesday, September 1, 2026

3 NWS warnings — hail up to 0.75"

NEXRAD radar during the Tuesday, September 1, 2026 storm activity in Blue Earth County, Minnesota
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 1126 PM CDT, Doppler radar was tracking a strong thunderstorm 5 miles northwest of Winnebago, or 15 miles northeast of Fairmont, moving northeast at 20 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Blue Earth County

“At 1025 PM CDT, Doppler radar was tracking a strong thunderstorm 5 miles northeast of Welcome, or 7 miles northwest of Fairmont, moving east at 30 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Northrop, Truman and Winnebago.”

NWS severe weather mention · Blue Earth County

Sunday, August 9, 2026

3 NWS warnings — hail up to 0.75"

NEXRAD radar during the Sunday, August 9, 2026 storm activity in Blue Earth County, Minnesota
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 614 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from near Good Thunder to 11 miles south of Elmore, or extending from 15 miles south of Mankato to 29 miles southeast of Fairmont, moving east at 25 mph. Hazard: Penny size hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Blue Earth County

“At 512 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 7 miles west of Hanska to near Truman, or extending from 14 miles southwest of New Ulm to 9 miles north of Fairmont, moving east at 40 mph. Hazard: Penny size hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include... Mankato, Fairmont, North Mankato, St.”

NWS severe weather mention · Blue Earth County

Saturday, August 8, 2026

2 NWS warnings — hail up to 0.88"

NEXRAD radar during the Saturday, August 8, 2026 storm activity in Blue Earth County, Minnesota
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 932 PM CDT, Doppler radar was tracking a strong thunderstorm near Lewisville, or 23 miles north of Fairmont, moving southeast at 35 mph. Hazard: Nickel size hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include... Amboy and Vernon Center.”

NWS severe weather mention · Blue Earth County

“At 958 PM CDT, Doppler radar was tracking a strong thunderstorm over Amboy, or 19 miles south of Mankato, moving east at 30 mph. Hazard: Half inch size hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include... Amboy, Mapleton, Easton and Minnesota Lake.”

NWS severe weather mention · Blue Earth County

Thursday, July 2, 2026

4 NWS warnings — hail up to 0.5"

NEXRAD radar during the Thursday, July 2, 2026 storm activity in Blue Earth County, Minnesota
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 1029 PM CDT, Doppler radar was tracking a strong thunderstorm over Lake Crystal, or 11 miles west of Mankato, moving northeast at 45 mph. Hazard: Wind gusts up to 40 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Mankato, North Mankato, St.”

NWS severe weather mention · Blue Earth County

“At 1148 AM CDT, Doppler radar was tracking a strong thunderstorm near Good Thunder, or 9 miles south of Mankato, moving northeast at 25 mph. Hazard: Wind gusts up to 50 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Blue Earth County

Wednesday, July 1, 2026

1 NWS warning — hail up to 0.25"

“At 545 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 5 miles west of Kasota to 11 miles southeast of Pine Island, or extending from 9 miles northwest of Mankato to 31 miles south of Red Wing, moving north at 30 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Blue Earth County

Sunday, June 28, 2026

2 NWS warnings — hail up to 0.25", wind gusts up to 50 mph

NEXRAD radar during the Sunday, June 28, 2026 storm activity in Blue Earth County, Minnesota
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 704 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from near Nicollet to 6 miles west of Elmore, or extending from 9 miles northwest of Mankato to 16 miles southeast of Fairmont, moving east at 55 mph. Hazard: Wind gusts up to 40-50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Blue Earth County

“At 620 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 6 miles northeast of Wabasso to near Comfrey, or extending from 6 miles southwest of Redwood Falls to 21 miles southwest of New Ulm, moving northeast at 30 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Blue Earth County

Tuesday, June 23, 2026

1 NWS warning — hail up to 0.88"

“At 905 PM CDT, Doppler radar was tracking a strong thunderstorm near New Ulm, moving southeast at 30 mph. Hazard: Wind gusts up to 40 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Blue Earth County

Thursday, April 23, 2026

1 NWS warning — hail up to 0.75"

“At 615 PM CDT, Doppler radar was tracking a strong thunderstorm near North Mankato, or 6 miles northwest of Mankato, moving northeast at 45 mph. Hazard: Wind gusts up to 50 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Blue Earth County

Friday, April 17, 2026

2 NWS warnings — hail up to 0.88"

NEXRAD radar during the Friday, April 17, 2026 storm activity in Blue Earth County, Minnesota
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 817 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from over Belle Plaine to near Mapleton, or extending from 33 miles southwest of Minneapolis to 14 miles south of Mankato, moving northeast at 30 mph. Hazard: Wind gusts up to 40 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Blue Earth County

“At 750 AM CDT, Doppler radar was tracking a strong thunderstorm over North Mankato, or near Mankato, moving northeast at 45 mph. Hazard: Nickel size hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include... Mankato, North Mankato, St. Peter, Le Sueur, Le Center, Henderson, Kasota, Cleveland, Ottawa, Heidelberg, St Henry, St Thomas and Mankato Airport.”

NWS severe weather mention · Blue Earth County

Monday, April 13, 2026

6 SPC verified storm reports — hail up to 3.5", 1 tornado report

NEXRAD radar during the Monday, April 13, 2026 storm activity in Blue Earth County, Minnesota
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Updates previous tornado report from 7 WSW Amboy. Multiple reports from storm chasers... fire department... law enforcement. Tornado still on ground at 632 pm. Farm out (MPX)”

SPC verified report · 7 WSW Amboy

“Report from mPING: Tennis Ball (2.50 in.). (MPX)”

SPC verified report · 2 W Amboy

Saturday, March 14, 2026

4 NWS warnings — wind gusts up to 55 mph

“...POWERFUL WINTER STORM ON TRACK TO BRING EXTREME SNOW ACCUMULATIONS AND STRONG WINDS... ...A WINTRY MIX OF RAIN, FREEZING RAIN, AND SLEET LATE TONIGHT ACROSS SOUTHERN MINNESOTA... ...TRAVEL MAY BECOME IMPOSSIBLE LATE TONIGHT AND SUNDAY... .A major winter storm will move across the Upper Midwest starting late this afternoon and lasting through Sunday evening.”

NWS severe weather mention · Blue Earth County

“...POWERFUL WINTER STORM ON TRACK TO BRING EXTREME SNOW ACCUMULATIONS AND STRONG WINDS... ...A WINTRY MIX OF RAIN, FREEZING RAIN, AND SLEET LATE TONIGHT ACROSS SOUTHERN MINNESOTA... ...TRAVEL MAY BECOME IMPOSSIBLE LATE TONIGHT AND SUNDAY... .A major winter storm will move across the Upper Midwest starting late this afternoon and lasting through Sunday evening.”

NWS severe weather mention · Blue Earth County

Friday, March 13, 2026

2 NWS warnings — wind gusts up to 70 mph

“WHAT...Northwest winds 35 to 45 mph with gusts up to 70 mph. WHERE...Portions of central, south central, southwest, and west central Minnesota. WHEN...Until 7 AM CDT this morning. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are possible. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Blue Earth County

“Winds are easing and will continue to do so through the day. A couple gusts of 45 to 50 mph are still possible through 9 AM.”

NWS severe weather mention · Blue Earth County

Thursday, March 12, 2026

3 NWS warnings — wind gusts up to 65 mph

“WHAT...Northwest winds 30 to 40 mph with gusts up to 65 mph expected. WHERE...Portions of central, south central, southwest, and west central Minnesota. WHEN...Until 7 AM CDT Friday. IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Blue Earth County

“WHAT...Northwest winds 30 to 40 mph with gusts up to 65 mph expected. WHERE...Portions of central, south central, southwest, and west central Minnesota. WHEN...From 10 PM this evening to 7 AM CDT Friday. IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Blue Earth County

Wednesday, March 11, 2026

2 NWS warnings — wind gusts up to 65 mph

“WHAT...Northwest winds 30 to 40 mph with gusts up to 65 mph expected. WHERE...Portions of central, south central, southwest, and west central Minnesota. WHEN...From 10 PM Thursday to 7 AM CDT Friday. 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 · Blue Earth County

“WHAT...Northwest winds 30 to 40 mph with gusts up to 65 mph possible. WHERE...Portions of central, south central, southwest, and west central Minnesota. WHEN...From Thursday evening through Friday morning. IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles.”

NWS severe weather mention · Blue Earth County

Sunday, December 28, 2025

5 NWS warnings — wind gusts up to 55 mph

“...BLIZZARD CONDITIONS CONTINUE ACROSS SOUTHERN AND WESTERN MINNESOTA... ...TRAVEL IS NOT ADVISED... .Steady snow will continue through the evening and taper off overnight. Total accumulations of 6 to 10 inches are forecast across eastern Minnesota and western Wisconsin, with amounts tapering off to 4 or 5 inches across far western Minnesota.”

NWS severe weather mention · Blue Earth County

“...BLIZZARD CONDITIONS CONTINUE ACROSS SOUTHERN AND WESTERN MINNESOTA... ...TRAVEL NOT ADVISED ACROSS SOUTHERN MINNESOTA... .Steady snow will continue through the evening and taper off overnight. Accumulations of 6 to 10 inches are forecast across eastern Minnesota and western Wisconsin, with amounts tapering off to 4 or 5 inches across far western Minnesota.”

NWS severe weather mention · Blue Earth County

Saturday, December 27, 2025

2 NWS warnings — wind gusts up to 55 mph

“...ACCUMULATING SNOW AND STRONG WINDS EXPECTED TO BRING BLIZZARD CONDITIONS TO PORTIONS OF WESTERN, CENTRAL, AND SOUTHERN MINNESOTA LATE SUNDAY MORNING AND SUNDAY NIGHT... .A developing winter storm over the Northern Plains this evening will become much stronger as it moves across the Upper Midwest Sunday and Sunday night.”

NWS severe weather mention · Blue Earth County

“...ACCUMULATING SNOW AND STRONG WINDS EXPECTED TO BRING BLIZZARD CONDITIONS TO PORTIONS OF CENTRAL AND SOUTHERN MINNESOTA LATE SUNDAY MORNING AND SUNDAY NIGHT... .A developing winter storm over the Northern Plains today will become much stronger as it moves across the Upper Midwest Sunday and Sunday night.”

NWS severe weather mention · Blue Earth County

Thursday, December 18, 2025

1 NWS warning — wind gusts up to 50 mph

“...GUSTY WINDS, BLOWNG SNOW, AND ICY FLASH FREEZE CONDITIONS TODAY... .Light snow, gusty northwest winds of 40 to 50 mph, & plummeting temperatures develop today behind an Arctic front. While snow accumulations will likely only be an inch or less, low visibility is expected as the gusty winds blow around the falling snow.”

NWS severe weather mention · Blue Earth County

Monday, November 24, 2025

1 NWS warning — wind gusts up to 50 mph

“WHAT...Northwest winds 20 to 30 mph with gusts of 40 to 50 mph expected. WHERE...Blue Earth, Brown, Faribault, Freeborn, Le Sueur, Martin, Nicollet, Rice, Steele, Waseca, Watonwan, Redwood, and Yellow Medicine Counties. WHEN...From 3 PM Tuesday to 6 AM CST Wednesday. 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 · Blue Earth 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 Blue Earth County, MN?

The most recent recorded event was on Sep 6, 2026. Official NWS and SPC records show 47 severe weather events in Blue Earth 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 Blue Earth County recently?

Yes — 25 hail reports in the last 12 months, with hail up to 3.5" 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 Blue Earth 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.

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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.
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