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NZUS99 KBOI 150920
TXTSFD
IDAHO STATE FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
320 AM MDT TUE SEP 15 2026
A WEAK LOW PRESSURE SYSTEM WILL MOVE OVER WA ON TUESDAY WITH SHOWERS ACROSS
THE NORTHERN ID PANHANDLE. DRY AND WARMER CONDITIONS ARE EXPECTED ACROSS THE
SOUTH. THE SYSTEM WILL MOVE SOUTH INTO OR ON WEDNESDAY, WITH SHOWERS AND
THUNDERSTORMS ACROSS THE CENTRAL AND SOUTHERN PORTION OF THE STATE ON THURSDAY
AND FRIDAY. THE SYSTEM WILL SLOWLY MOVE EASTWARD INTO CENTRAL ID LATER ON
FRIDAY. WETTING RAINS ARE LIKELY ACROSS MUCH OF THE STATE WITH THE EXCEPTION OF
THE FAR NORTH. DRIER AND WARMER CONDITIONS EXPECTED LATE SATURDAY INTO EARLY
NEXT WEEK AS HIGH PRESSURE BUILDS OVER THE WESTERN US.
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