582  
NZUS99 KBOI 060233  
TXTSFD  
 
IDAHO STATE FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE BOISE ID  
833 PM MDT SUN JUL 5 2026  
 
A WEAK LOW PRESSURE SYSTEM WILL BRING A SLIGHT COOLDOWN AND AFTERNOON  
THUNDERSTORMS OVER THE SOUTHERN/CENTRAL PORTIONS OF THE STATE ON MONDAY. HIGH  
PRESSURE WILL BUILD BACK IN ON TUESDAY. THIS SYSTEM WILL STEER MOISTURE INTO  
THE STATE AND CONTINUE AFTERNOON THUNDERSTORM CHANCES IN THE SOUTHERN/CENTRAL  
REGIONS. A PACIFIC LOW WILL STEER INTO THE REGION ON WEDNESDAY, SUPPORTING  
SHOWERS/THUNDERSTORMS FOR NORTH, CENTRAL, AND EAST IDAHO WEDNESDAY AFTERNOON.  
THIS PATTERN WILL RETURN SLIGHT COOLING ACROSS THE STATE WEDNESDAY AND  
THURSDAY. A LARGE HIGH PRESSURE SYSTEM WILL RETURN HOT AND DRY CONDITIONS  
TOWARDS FRIDAY THROUGH NEXT WEEKEND.  
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