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Storm ActivityWyoming Storm ActivityFremont County, WY
Wyoming · Official NOAA Storm Data

Fremont County Storm Activity

Wind, hail, and tornado activity from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 11, 2026

Has it hailed in Fremont County, Wyoming recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 1 hail report with hail up to 1.25", among 20 severe weather events logged here in the last 12 months, together with 19 high-wind reports with gusts up to 83 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 Fremont County, Wyoming showing the county boundary and surrounding cities
Fremont County, Wyoming. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

20
Events (12 mo)
1
Hail
19
Wind
0
Tornado
1.25"
Max hail
83
Max wind (mph)
August 2026
Most recent

What the radar showed

Radar snapshot during the Apr 11, 2026 wind event near 10 NE Atlantic City, Fremont County, Wyoming, with NWS warning polygons
NEXRAD radar at the moment of the Apr 11, 2026 wind event (83 mph) near 10 NE Atlantic City. 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 Fremont County

Current NEXRAD radar over Fremont County, Wyoming with recent storm report locations
Current radar over the Fremont 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 4 storm days · 5 SPC verified reports — wind to 66 mph 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.

Thursday, July 23, 2026

1 SPC verified storm report — hail up to 1.25"

NEXRAD radar during the Thursday, July 23, 2026 storm activity in Fremont County, Wyoming
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, July 7, 2026

1 SPC verified storm report — wind gusts up to 61 mph

NEXRAD radar during the Tuesday, July 7, 2026 storm activity in Fremont County, Wyoming
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“ASOS station KRIW Riverton Airport (ASOS). (RIW)”

SPC verified report · 5 NW Riverton

Saturday, June 27, 2026

5 SPC verified storm reports — wind gusts up to 72 mph

NEXRAD radar during the Saturday, June 27, 2026 storm activity in Fremont County, Wyoming
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Mesonet station PC454 Moss Rock (PC). Time estimate from radar. (RIW)”

SPC verified report · 3 SW Lander

“ASOS station KRIW Riverton Airport (ASOS). (RIW)”

SPC verified report · 5 NW Riverton

Thursday, June 25, 2026

1 SPC verified storm report — wind gusts up to 63 mph

NEXRAD radar during the Thursday, June 25, 2026 storm activity in Fremont County, Wyoming
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Mesonet station CAMW4 Camp Creek. Time estimated from radar. (RIW)”

SPC verified report · 7 N Bairoil

Sunday, June 21, 2026

1 SPC verified storm report — wind gusts up to 62 mph

NEXRAD radar during the Sunday, June 21, 2026 storm activity in Fremont County, Wyoming
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“ASOS station KRIW Riverton Airport (ASOS). (RIW)”

SPC verified report · 5 NW Riverton

Saturday, June 20, 2026

5 SPC verified storm reports — wind gusts up to 81 mph

NEXRAD radar during the Saturday, June 20, 2026 storm activity in Fremont County, Wyoming
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Mesonet station KREC WY28 Red Canyon (DOT). (RIW)”

SPC verified report · 10 NE Atlantic City

“Mesonet station PC633 Poston Ranch Rd (PC). (RIW)”

SPC verified report · 19 ESE Riverton

Saturday, April 11, 2026

1 SPC verified storm report — wind gusts up to 83 mph

NEXRAD radar during the Saturday, April 11, 2026 storm activity in Fremont County, Wyoming
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Mesonet station KREC WY28 Red Canyon (DOT). (RIW)”

SPC verified report · 10 NE Atlantic City

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 Fremont County, WY?

The most recent recorded event was in August 2026. Official NWS and SPC records show 20 severe weather events in Fremont County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Has there been hail in Fremont County recently?

Yes — 1 hail report in the last 12 months, with hail up to 1.25" recorded.

How do I check whether a specific address was affected?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property — 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 our HailyDB engine 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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