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Home Return to list Flash Flood Warning 0018 Issued by the Cheyenne Forecast Office
Action: New Issued At: 2026-08-14 15:16:23
714
WGUS55 KCYS 142016
FFWCYS
NEC007-105-WYC015-021-142315-
/O.NEW.KCYS.FF.W.0018.260814T2016Z-260814T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cheyenne WY
216 PM MDT Fri Aug 14 2026
The National Weather Service in Cheyenne has issued a
* Flash Flood Warning for...
Banner County in the panhandle of Nebraska...
Northwestern Kimball County in the panhandle of Nebraska...
Southeastern Goshen County in southeastern Wyoming...
East Central Laramie County in southeastern Wyoming...
* Until 515 PM MDT.
* At 216 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to 2.5 inches of rain have
fallen. The expected rainfall rate is 1.5 to 2 inches in 1 hour.
Additional rainfall amounts of 1.5 to 2 inches are possible in the
warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
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...
Albin and Harrisburg.
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 4170 10395 4170 10391 4170 10389 4170 10381
4170 10378 4170 10375 4170 10372 4159 10359
4137 10363 4136 10382 4133 10410 4150 10422
4168 10403
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1.5-2 INCHES IN 1 HOUR
$$
Brauer
Action: Time Extended Issued At: 2026-08-14 17:24:26
750
WGUS55 KCYS 142224
FFWCYS
NEC007-105-WYC015-021-150045-
/O.EXT.KCYS.FF.W.0018.000000T0000Z-260815T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cheyenne WY
424 PM MDT Fri Aug 14 2026
The National Weather Service in Cheyenne has extended the
* Flash Flood Warning for...
Banner County in the panhandle of Nebraska...
Northwestern Kimball County in the panhandle of Nebraska...
Southeastern Goshen County in southeastern Wyoming...
East Central Laramie County in southeastern Wyoming...
* Until 645 PM MDT.
* At 424 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 3.5 and 4 inches of
rain have fallen. The expected rainfall rate is 1.5 to 2 inches in
1 hour. Additional rainfall amounts of 1 to 1.5 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Albin and Harrisburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4170 10395 4170 10391 4170 10389 4170 10381
4170 10378 4170 10375 4170 10372 4159 10359
4137 10363 4136 10382 4133 10410 4150 10422
4168 10403
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1.5-2 INCHES IN 1 HOUR
$$
Brauer
Action: Expired Issued At: 2026-08-14 19:44:01
967
WGUS75 KCYS 150043
FFSCYS
Flash Flood Statement
National Weather Service Cheyenne WY
643 PM MDT Fri Aug 14 2026
NEC007-105-WYC015-021-150053-
/O.EXP.KCYS.FF.W.0018.000000T0000Z-260815T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Banner NE-Kimball NE-Goshen WY-Laramie WY-
643 PM MDT Fri Aug 14 2026
...FLASH FLOOD WARNING WILL EXPIRE AT 645 PM MDT THIS EVENING FOR
BANNER, NORTHWESTERN KIMBALL, SOUTHEASTERN GOSHEN AND EAST CENTRAL
LARAMIE COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
A Flood Watch remains in effect until 1000 PM MDT for portions of
panhandle Nebraska and southeast Wyoming.
&&
LAT...LON 4170 10395 4170 10391 4170 10389 4170 10381
4170 10378 4170 10375 4170 10372 4159 10359
4137 10363 4136 10382 4133 10410 4150 10422
4168 10403
$$
Brauer
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