Watches, Warnings & Advisories



2 products issued by NWS for:

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Riverton WY
418 AM MDT Thu Jul 17 2025

WYZ001>020-022>030-181430-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
418 AM MDT Thu Jul 17 2025

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Elevated to critical fire weather conditions exist across much of
the area this afternoon and evening. A Red Flag Warning is in effect
from Noon to 8PM today for fire zones across Natrona, Fremont,
Sweetwater, Sublette, and portions of Lincoln Counties.

Isolated mostly virga showers and dry thunderstorms will be capable
of gusty outflows between 40 and 50 mph across southern Wyoming this
afternoon.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Isolated to scattered afternoon and evening shower and thunderstorm
chances.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$




Red Flag Warning

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
127 AM MDT Thu Jul 17 2025

WYZ283-288-180200-
/O.NEW.KRIW.FW.W.0005.250717T1800Z-250718T0200Z/
Upper Wind River Basin/Wind River Basin-
East Wind River Mountains/South Shoshone NF-
127 AM MDT Thu Jul 17 2025

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS
EVENING...

The National Weather Service in Riverton has issued a Red Flag
Warning, which is in effect from noon today to 8 PM MDT this
evening.

* IMPACTS: Low Humidities...Hot Temperatures... and Strong Gusty
  Winds could cause erratic fire behavior.

* AFFECTED AREA:
  In Central WY...Fire Weather Zones 283 and 288.

* COUNTIES AFFECTED:
  In Central WY...Fremont.
  In West Central WY...Sublette.

* WIND: West 10 to 20 mph with gusts up to 35 mph. Higher gusty
  winds begin across Zone 288 and western Zone 283 and push east
  across Zone 283 by 3PM.

* HUMIDITY: As low as 13 percent.

* TEMPERATURES: Highs in the mid 80s.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions are
either occurring now....or will shortly. A combination of strong
winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$