576
NZUS99 KBOI 171147
TXTSFD
IDAHO STATE FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
547 AM MDT SUN MAY 17 2026
AN UPPER LEVEL TROUGH WILL KEEP UNSEASONABLY COOL AIR AND SHOWERS IN PLACE
OVER THE STATE ON SUNDAY. DAYTIME TEMPERATURES WILL BE 10 TO 15 DEGREES BELOW
NORMAL ON SUNDAY, THEN GRADUALLY WARM THROUGH THE MIDDLE OF THE WEEK WITH
MOSTLY DRY CONDITIONS RETURNING. SNOW LEVELS AS LOW AS 3,500 TO 4,000 FEET WILL
ALLOW FOR A DUSTING OF SNOW IN THE MOUNTAINS ON SUNDAY. WIND GUSTS UP TO 50
MPH WILL DEVELOP ON SUNDAY ACROSS SOUTHERN IDAHO, WITH LIGHTER BUT STILL BREEZY
WINDS ON MONDAY. AREAS OF FROST IN AGRICULTURAL AREAS OF IDAHO ARE POSSIBLE
EARLY THIS WEEK, ESPECIALLY IN EASTERN IDAHO. ABOVE NORMAL TEMPERATURES AND
LIGHTER WINDS ARE EXPECTED TO RETURN BY THE MIDDLE OF THE WEEK AS HIGH PRESSURE
BUILDS BACK INTO THE REGION.
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