371 
WGUS55 KCYS 190312
FFWCYS
NEC045-165-190515-
/O.NEW.KCYS.FF.W.0028.260919T0312Z-260919T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cheyenne WY
912 PM MDT Fri Sep 18 2026

The National Weather Service in Cheyenne has issued a

* Flash Flood Warning for...
  The South Fork Burn Scar in...
  Western Dawes County in the panhandle of Nebraska...
  East Central Sioux County in the panhandle of Nebraska...

* Until 1115 PM MDT.

* At 912 PM MDT, Doppler radar indicated thunderstorms producing
  heavy rain over the South Fork Burn Scar. Between 0.5 and 1 inch of
  rain has fallen. Additional rainfall amounts up to 1.5 inches are
  possible in the warned area. Flash flooding is ongoing or expected
  to begin shortly. Excessive rainfall over the burn scar will result
  in debris flow moving through the Soldier Creek and the White River
  drainages. The debris flow can consist of rock, mud, vegetation and
  other loose materials.

  HAZARD...Flash flooding caused by thunderstorms in and around the
           South Fork Burn Scar.

  SOURCE...Radar indicated.

  IMPACT...Flooding of areas in and around the South Fork Burn Scar.

* Some locations that will experience flash flooding include...
  Crawford, Fort Robinson State Park and Soldier Creek Campground.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a life threatening situation. Heavy rainfall will cause
extensive and severe flash flooding of creeks...streams...and ditches
in the South Fork Burn Scar. Severe debris flows can also be
anticipated across roads. Roads and driveways may be washed away in
places. If you encounter flood waters...climb to safety.

Flooding is occurring or is imminent. It is important to know where
you are relative to streams, rivers, or creeks which can become
killers in heavy rains. Campers and hikers should avoid streams or
creeks.

&&

LAT...LON 4263 10348 4262 10354 4265 10363 4270 10369
      4273 10366 4276 10357 4273 10343 4268 10339
      4263 10346

FLASH FLOOD...RADAR INDICATED

$$

MN

604 
WGUS75 KCYS 190455
FFSCYS

Flash Flood Statement
National Weather Service Cheyenne WY
1055 PM MDT Fri Sep 18 2026

NEC045-165-190505-
/O.CAN.KCYS.FF.W.0028.000000T0000Z-260919T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dawes NE-Sioux NE-
1055 PM MDT Fri Sep 18 2026

...FLASH FLOOD WARNING FOR THE SOUTH FORK BURN SCAR IS CANCELLED FOR
WESTERN DAWES AND EAST CENTRAL SIOUX COUNTIES...

The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.

&&

LAT...LON 4263 10348 4262 10354 4265 10363 4270 10369
      4273 10366 4276 10357 4273 10343 4268 10339
      4263 10346

$$

AM