Hazard Report Provided By forecast.weather.gov

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
954 AM MDT Fri Jul 31 2026

WYZ275-276-282-283-285-011300-
/O.NEW.KRIW.FW.A.0010.260802T1900Z-260803T0300Z/
North Bighorn Basin/Worland BLM-Cody Foothills-
South Bighorn Basin/Worland BLM-
Upper Wind River Basin/Wind River Basin-South Bighorn Mountains-
954 AM MDT Fri Jul 31 2026

...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH
SUNDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Sunday afternoon through Sunday
evening.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and
  Wind Shift with a Cold Front could cause erratic fire behavior.

* AFFECTED AREA:
  In Central WY Fire Zones...283...285.
  In North Central WY Fire Zones...275...276...282.

* COUNTIES AFFECTED:
  In Central WY...Fremont...Natrona.
  In North Central WY...Big Horn...Hot Springs...Johnson...Park
                        Washakie.

* COLD FRONT:

* WIND: West 10 to 20 mph with gusts up to 35 mph.

* HUMIDITY: As low as 6 percent.

* TEMPERATURES: Highs around 100.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

http://weather.gov/riverton

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
958 AM MDT Fri Jul 31 2026

WYZ003>006-010-011-013-016>020-023-025>030-011300-
/O.CON.KRIW.HT.Y.0002.260801T1800Z-260803T0400Z/
Cody Foothills-North Bighorn Basin-Southwest Bighorn Basin-
Southeast Bighorn Basin-Northeast Johnson County-Southeast
Johnson County-Jackson Hole-Upper Wind River Basin-Wind River
Basin-Lander Foothills-Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Star Valley-Upper Green River
Basin Foothills-Upper Green River Basin-South Lincoln County-Rock
Springs and Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Alpine, Lander, Pinedale, Star Valley Ranch,
Ten Sleep, Afton, Basin, Kaycee, Thermopolis, Casper, Worland, Clark,
Riverton, Shoshoni, Jeffrey City, Big Piney, Shell, Kemmerer, Thayne,
Greybull, Dubois, Jackson, Cody, Wamsutter, Lovell, Farson,
Meeteetse, Powell, Buffalo, Green River, Cokeville, La Barge, and
Rock Springs
958 AM MDT Fri Jul 31 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON SATURDAY TO 10 PM MDT
SUNDAY...

* WHAT...Very hot temperatures expected this weekend. Highs from 98
  to 105 below 5500 feet, 90 to 98 above 5500 feet.

* WHERE...Portions of central, north central, northwest, south
  central, southwest, and west central Wyoming.

* WHEN...From noon Saturday to 10 PM MDT Sunday.

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

* ADDITIONAL DETAILS...Some locations will not see temperatures fall
  below 90 degrees until sunset.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$

Wittmann

Hazard Report Provided By forecast.weather.gov