850
NZUS99 KBOI 300250
TXTSFD
IDAHO STATE FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
850 PM MDT TUE SEP 29 2026
A PACIFIC FRONTAL SYSTEM WILL CONTINUE SOME LIGHT RAIN SHOWERS OVER THE
PANHANDLE REGION WEDNESDAY, WITH DRY AND BREEZY CONDITIONS IN THE SOUTHERN
VALLEYS. A LARGE HIGH PRESSURE SYSTEM WILL GRADUALLY BUILD IN AND BRING WARMER
THAN NORMAL TEMPERATURES LATE WEEK. BROAD HIGH PRESSURE WILL REMAIN IN PLACE
NEXT WEEKEND THROUGH EARLY NEXT WEEK, CONTINUING WARMER AND DRIER CONDITIONS
FOR THE LONG-TERM.
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