689
WWUS75 KCYS 260701
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
101 AM MDT Sun Jul 26 2026

NEZ002-095-270015-
/O.EXT.KCYS.XH.W.0001.000000T0000Z-260727T0300Z/
Dawes County-Northern Sioux County-
Including the cities of Harrison, Chadron St Park, and Chadron
101 AM MDT Sun Jul 26 2026

...EXTREME HEAT WARNING NOW IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...Afternoon high temperatures between 105 and 110 degrees.
  Overnight low temperatures in the mid to upper 70s.

* WHERE...Dawes County and Northern Sioux County.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

* ADDITIONAL DETAILS...Temperatures will remain unusually warm
  Saturday night, with overnight lows expected in the mid to upper
  70s.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions when outside. Drink plenty of fluids and wear
lightweight and loose fitting clothing. Try to limit strenuous
activities to early morning or evening. Take action when you see
symptoms of heat exhaustion and heat stroke.

&&

$$

NEZ003-019>021-054-055-096-WYZ101-102-107-108-270015-
/O.EXT.KCYS.HT.Y.0003.000000T0000Z-260727T0300Z/
Box Butte County-Scotts Bluff County-Banner County-Morrill County-
Kimball County-Cheyenne County-Southern Sioux County-Converse
County Lower Elevations-Niobrara County-East Platte County-Goshen
County-
Including the cities of Hemingford, Glenrock, Sidney,
Scottsbluff, Deer Creek, Gering, Agate, Torrington, Kimball,
Bayard, Guernsey, Lusk, Wheatland, Douglas, Harrisburg,
Redington, Brownson, Bill, Alliance, Redbird, Angora, and
Bridgeport
101 AM MDT Sun Jul 26 2026

...HEAT ADVISORY NOW IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...Afternoon high temperatures between 102 and 108 degrees.
  Overnight low temperatures in the upper 60s to mid 70s.

* WHERE...Portions of panhandle Nebraska and east central and
  southeast Wyoming.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Hot temperatures may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions when outside. Drink plenty of fluids and wear
lightweight and loose fitting clothing. Try to limit strenuous
activities to early morning or evening. Take action when you see
symptoms of heat exhaustion and heat stroke.

&&

$$

WYZ118-119-270015-
/O.EXT.KCYS.HT.Y.0003.000000T0000Z-260727T0300Z/
Central Laramie County-East Laramie County-
Including the cities of Cheyenne and Pine Bluffs
101 AM MDT Sun Jul 26 2026

...HEAT ADVISORY NOW IN EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...Afternoon high temperatures between 96 and 100 degrees.
  Overnight low temperatures in the mid 60s.

* WHERE...Central and eastern Laramie County.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Hot temperatures may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take extra precautions when outside. Drink plenty of fluids and wear
lightweight and loose fitting clothing. Try to limit strenuous
activities to early morning or evening. Take action when you see
symptoms of heat exhaustion and heat stroke.

&&

$$

MN