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Home Return to list Flash Flood Warning 0017 Issued by the Cheyenne Forecast Office
Action: New Issued At: 2026-08-13 21:59:06
645
WGUS55 KCYS 140258
FFWCYS
NEC105-WYC021-140500-
/O.NEW.KCYS.FF.W.0017.260814T0258Z-260814T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cheyenne WY
858 PM MDT Thu Aug 13 2026
The National Weather Service in Cheyenne has issued a
* Flash Flood Warning for...
Southwestern Kimball County in the panhandle of Nebraska...
Southeastern Laramie County in southeastern Wyoming...
* Until 1100 PM MDT.
* At 858 PM MDT, the public reported thunderstorms producing heavy
rain across the warned area. Between 2 and 2.25 inches of rain
have fallen. Additional rainfall amounts of 0.5 to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Public reported.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Kimball Municipal Airport and Panorama Point.
This includes Interstate 80 in Nebraska between mile markers 7 and
18.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4100 10407 4100 10410 4122 10391 4120 10361
4100 10367 4100 10373 4100 10375 4100 10381
4100 10390 4100 10391 4100 10397 4100 10399
4100 10402 4100 10404 4100 10405
FLASH FLOOD...OBSERVED
$$
Brauer
Action: Time Extended Issued At: 2026-08-13 23:36:40
027
WGUS55 KCYS 140436
FFWCYS
NEC105-WYC021-140600-
/O.EXT.KCYS.FF.W.0017.000000T0000Z-260814T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cheyenne WY
1036 PM MDT Thu Aug 13 2026
The National Weather Service in Cheyenne has extended the
* Flash Flood Warning for...
Southwestern Kimball County in the panhandle of Nebraska...
Southeastern Laramie County in southeastern Wyoming...
* Until midnight MDT tonight.
* At 1036 PM MDT, the public reported thunderstorms producing heavy
rain across the warned area. Between 2 and 2.25 inches of rain
have fallen. Additional rainfall amounts of 0.5 to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Public reported.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Kimball Municipal Airport and Panorama Point.
This includes Interstate 80 in Nebraska between mile markers 7 and
17.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4100 10407 4100 10410 4122 10391 4120 10361
4100 10367 4100 10373 4100 10375 4100 10381
4100 10390 4100 10391 4100 10397 4100 10399
4100 10402 4100 10404 4100 10405
FLASH FLOOD...OBSERVED
$$
Brauer
Action: Expired Issued At: 2026-08-14 00:56:42
028
WGUS75 KCYS 140556
FFSCYS
Flash Flood Statement
National Weather Service Cheyenne WY
1156 PM MDT Thu Aug 13 2026
NEC105-WYC021-140606-
/O.EXP.KCYS.FF.W.0017.000000T0000Z-260814T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Kimball NE-Laramie WY-
1156 PM MDT Thu Aug 13 2026
...FLASH FLOOD WARNING WILL EXPIRE AT MIDNIGHT MDT TONIGHT FOR
SOUTHWESTERN KIMBALL AND SOUTHEASTERN LARAMIE COUNTIES...
The heavy rain has ended, though periods of light rain may continue
f or the next few hours. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
&&
LAT...LON 4100 10407 4100 10410 4122 10391 4120 10361
4100 10367 4100 10373 4100 10375 4100 10381
4100 10390 4100 10391 4100 10397 4100 10399
4100 10402 4100 10404 4100 10405
$$
CG
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