624  
NZUS99 KBOI 171110  
TXTSFD  
 
IDAHO STATE FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE BOISE ID  
510 AM MDT WED JUN 17 2026  
 
HIGH PRESSURE WILL CONTINUE TO BRING CLEAR AND WARM CONDITIONS ACROSS THE  
STATE. AFTERNOON TEMPERATURES WILL BE HOT, AVERAGING 5-10 DEGREES ABOVE NORMAL  
WITH THE HOTTEST TEMPERATURES EXPECTED ON FRIDAY. HOT, DRY, AND WINDY  
CONDITIONS ON WEDNESDAY AFTERNOON WILL BRING ELEVATED TO CRITICAL FIRE WEATHER  
CONCERNS ACROSS SOUTH CENTRAL IDAHO. AN UPPER LEVEL TROUGH WILL APPROACH THE  
STATE FROM THE WEST ON FRIDAY, BRINGING ISOLATED SHOWERS AND THUNDERSTORMS TO  
SOUTHERN AND CENTRAL IDAHO THROUGH SATURDAY. DRY CONDITIONS RETURN BY EARLY  
NEXT WEEK WITH TEMPERATURES ONCE AGAIN HEATING UP TO WELL ABOVE SEASONAL  
NORMALS.  
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