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Home Return to list Areal Flood Watch 0004 Issued by the Cheyenne Forecast Office
Action: New Issued At: 2026-08-15 02:12:42
180
WGUS65 KCYS 150712
FFACYS
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Cheyenne WY
112 AM MDT Sat Aug 15 2026
NEZ002-003-019>021-054-055-095-096-WYZ102-107-108-117>119-160000-
/O.NEW.KCYS.FA.A.0004.260815T2000Z-260816T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-Northern Sioux
County-Southern Sioux County-Niobrara County-East Platte County-
Goshen County-South Laramie Range Foothills-Central Laramie
County-East Laramie County-
Including the cities of Bayard, Scottsbluff, Harrisburg,
Hemingford, Chadron, Chadron St Park, Wheatland, Whitaker,
Redington, Horse Creek, Gering, Bridgeport, Agate, Alliance,
Guernsey, Pine Bluffs, Brownson, Cheyenne, Kimball, Redbird,
Federal, Angora, Sidney, Lusk, Harrison, and Torrington
112 AM MDT Sat Aug 15 2026
...FLOOD WATCH IN EFFECT FROM THIS AFTERNOON THROUGH THIS EVENING...
* WHAT...Localized flash flooding caused by excessive thunderstorm
rainfall is possible.
* WHERE...Portions of panhandle Nebraska, including the following
areas, Banner County, Box Butte County, Cheyenne County, Dawes
County, Kimball County, Morrill County, Northern Sioux County,
Scotts Bluff County and Southern Sioux County and Wyoming,
including the following areas, Central Laramie County, East
Laramie County, East Platte County, Goshen County, Niobrara County
and South Laramie Range Foothills.
* WHEN...From this afternoon through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Strong, slow moving thunderstorms with locally heavy rainfall
will be possible this afternoon and evening. Heavy rainfall
may affect areas that received heavy rainfall and localized
flooding yesterday.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
Mose
Action: Continued Issued At: 2026-08-15 13:23:53
539
WGUS65 KCYS 151823
FFACYS
Flood Watch
National Weather Service Cheyenne WY
1223 PM MDT Sat Aug 15 2026
NEZ002-003-019>021-054-055-095-096-WYZ102-107-108-117>119-160400-
/O.CON.KCYS.FA.A.0004.260815T2000Z-260816T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-Northern Sioux
County-Southern Sioux County-Niobrara County-East Platte County-
Goshen County-South Laramie Range Foothills-Central Laramie
County-East Laramie County-
Including the cities of Guernsey, Whitaker, Gering, Redington,
Harrison, Hemingford, Lusk, Angora, Torrington, Pine Bluffs,
Harrisburg, Redbird, Cheyenne, Alliance, Agate, Chadron St Park,
Federal, Kimball, Chadron, Brownson, Horse Creek, Scottsbluff,
Wheatland, Bayard, Bridgeport, and Sidney
1223 PM MDT Sat Aug 15 2026
...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING...
* WHAT...Localized flash flooding caused by excessive thunderstorm
rainfall is possible.
* WHERE...Portions of panhandle Nebraska, including the following
areas, Banner County, Box Butte County, Cheyenne County, Dawes
County, Kimball County, Morrill County, Northern Sioux County,
Scotts Bluff County and Southern Sioux County and Wyoming,
including the following areas, Central Laramie County, East
Laramie County, East Platte County, Goshen County, Niobrara County
and South Laramie Range Foothills.
* WHEN...Until 10 PM MDT this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Strong, slow moving thunderstorms with locally heavy rainfall
will be possible this afternoon and evening. Heavy rainfall
may affect areas that received heavy rainfall and localized
flooding yesterday.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
MM
Action: Expired Issued At: 2026-08-15 22:43:39 343 WGUS65 KCYS 160343 FFACYS Flood Watch National Weather Service Cheyenne WY 943 PM MDT Sat Aug 15 2026 NEZ002-003-019>021-054-055-095-096-WYZ102-107-108-117>119-160445- /O.EXP.KCYS.FA.A.0004.000000T0000Z-260816T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Dawes County-Box Butte County-Scotts Bluff County-Banner County- Morrill County-Kimball County-Cheyenne County-Northern Sioux County-Southern Sioux County-Niobrara County-East Platte County- Goshen County-South Laramie Range Foothills-Central Laramie County-East Laramie County- Including the cities of Whitaker, Bayard, Kimball, Redington, Redbird, Bridgeport, Agate, Chadron, Hemingford, Harrisburg, Gering, Federal, Angora, Wheatland, Sidney, Guernsey, Alliance, Cheyenne, Pine Bluffs, Harrison, Torrington, Lusk, Scottsbluff, Brownson, Chadron St Park, and Horse Creek 943 PM MDT Sat Aug 15 2026 ...FLOOD WATCH WILL EXPIRE AT 10 PM MDT THIS EVENING... The Flood Watch will expire for the western Nebraska panhandle and portions of southeast Wyoming. The flooding threat has ended for this evening. Isolated thunderstorms across western Nebraska are expected to produce some heavy rainfall before midnight, but flooding is not expected. $$ Trudel | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||