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Home Return to list Severe Thunderstorm Warning 0105 Issued by the Riverton Forecast Office
Action: New Issued At: 2025-09-11 16:41:23 146 WUUS55 KRIW 112141 SVRRIW WYC013-112215- /O.NEW.KRIW.SV.W.0105.250911T2141Z-250911T2215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Riverton WY 341 PM MDT Thu Sep 11 2025 The National Weather Service in Riverton has issued a * Severe Thunderstorm Warning for... Southeastern Fremont County in central Wyoming... * Until 415 PM MDT. * At 338 PM MDT, an area of strong, gusty winds produced by a thunderstorm was located over Hudson, which is 10 miles northeast of Lander, moving northeast at 60 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Riverton and Arapahoe around 345 PM MDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4280 10845 4288 10872 4316 10877 4306 10821 TIME...MOT...LOC 2138Z 209DEG 51KT 4290 10855 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...OBSERVED MAX WIND GUST...60 MPH $$ Myers Action: Continued Issued At: 2025-09-11 16:57:53
524
WWUS55 KRIW 112157
SVSRIW
Severe Weather Statement
National Weather Service Riverton WY
357 PM MDT Thu Sep 11 2025
WYC013-112215-
/O.CON.KRIW.SV.W.0105.000000T0000Z-250911T2215Z/
Fremont-
357 PM MDT Thu Sep 11 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM MDT
FOR EASTERN FREMONT COUNTY...
At 356 PM MDT, an area of strong, gusty winds produced by a
thunderstorm was located near Riverton, moving northeast at 60 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of
eastern Fremont County, including the following locations... Arapahoe
Elementary School, St Stephens, Fremont County Fairgrounds, and
Riverton Regional Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4294 10832 4298 10874 4299 10874 4315 10873
4306 10821
TIME...MOT...LOC 2156Z 209DEG 51KT 4313 10838
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
Myers
Action: Expired Issued At: 2025-09-11 17:12:54
986
WWUS55 KRIW 112212
SVSRIW
Severe Weather Statement
National Weather Service Riverton WY
412 PM MDT Thu Sep 11 2025
WYC013-112222-
/O.EXP.KRIW.SV.W.0105.000000T0000Z-250911T2215Z/
Fremont-
412 PM MDT Thu Sep 11 2025
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN FREMONT COUNTY WILL
EXPIRE AT 415 PM MDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However, gusty
winds are still possible with this thunderstorm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Riverton.
&&
LAT...LON 4294 10832 4298 10874 4299 10874 4315 10873
4306 10821
TIME...MOT...LOC 2212Z 209DEG 51KT 4333 10823
$$
Lowe
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