624
WWUS75 KBYZ 011909
NPWBYZ
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
109 PM MDT SAT AUG 1 2026
MTZ029>034-036-037-040-042-056>058-063>066-138-139-141-169-170-172-
173-228-235-WYZ199-020600-
/O.CON.KBYZ.XH.W.0003.000000T0000Z-260802T0600Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-FALLON-NORTHERN
STILLWATER-POWDER RIVER-CARTER-NORTHERN PARK-GOLDEN VALLEY-RED
LODGE FOOTHILLS-NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-
PARADISE VALLEY-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-SOUTHERN BIG
HORN-SOUTHEASTERN CARBON-NORTHERN SWEET GRASS-BIGHORN CANYON-
NORTHERN CARBON-MELVILLE FOOTHILLS-NORTHEASTERN YELLOWSTONE-
SOUTHERN WHEATLAND-SOUTHWESTERN YELLOWSTONE-SHERIDAN FOOTHILLS-
INCLUDING THE LOCATIONS OF PRYOR, COLSTRIP, JUDITH GAP, CLYDE PARK,
CHICO, MILES CITY, NYE, SHERIDAN, MC LEOD, LAVINA, LIVINGSTON, LAME
DEER, BIG TIMBER, HYSHAM, RYEGATE, PINE CREEK, MELVILLE, CROW AGENCY,
LODGE GRASS, HARLOWTON, ROUNDUP, EKALAKA, JOLIET, POMPEYS PILLAR,
FORT SMITH, RED LODGE, CORWIN SPRINGS, COLUMBUS, MINER, LIMESTONE,
HARDIN, BAKER, FROMBERG, FORSYTH, BROADUS, BILLINGS, ABSAROKEE, PRAY,
EMIGRANT, DEAN, FISHTAIL, BRIDGER, AND CUSTER
109 PM MDT SAT AUG 1 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES OF 98 TO
108.
* WHERE...PORTIONS OF CENTRAL, SOUTH CENTRAL, AND SOUTHEAST MONTANA
AND NORTH CENTRAL WYOMING.
* WHEN...UNTIL MIDNIGHT MDT TONIGHT.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
* ADDITIONAL DETAILS...LOW TEMPERATURES IN THE 60S AND 70S TONIGHT
FOLLOWED BY HIGH TEMPERATURES IN THE 90S SUNDAY MAY CAUSE LINGERING
HEAT STRESS, ESPECIALLY FOR THOSE WITHOUT RELIEF FROM THE HEAT.
MUCH COOLER TEMPERATURES ARRIVE BY MONDAY.
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. DO NOT LEAVE YOUNG
CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR INTERIORS WILL REACH
LETHAL TEMPERATURES IN A MATTER OF MINUTES.
ADDITIONAL GRAPHICS FOR THIS HAZARD CAN BE FOUND AT
HTTP://WWW.WEATHER.GOV/BILLINGS
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