858
NZUS99 KBOI 200230
TXTSFD
IDAHO STATE FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
830 PM MDT MON OCT 19 2026
IT WILL REMAIN WARM AND MOSTLY DRY THROUGH WEDNESDAY WITH HIGHS 10-15 DEGREES
ABOVE NORMAL. CLOUDS AND A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS WILL
INCREASE ACROSS THE SOUTHERN HALF OF THE STATE ON TUESDAY AND WEDNESDAY AHEAD
OF A LOW PRESSURE SYSTEM. THIS SYSTEM WILL MOVE ACROSS THE STATE WEDNESDAY
NIGHT THROUGH FRIDAY, BRINGING WIDESPREAD SHOWERS AND ISOLATED THUNDERSTORMS.
GUSTY WINDS WILL BE POSSIBLE FROM STORMS ON TUESDAY AND WEDNESDAY, AND BRIEF
HEAVY RAIN MAY DEVELOP IN STORMS THURSDAY. MUCH COOLER TEMPERATURES AND GUSTY
WINDS WILL ARRIVE ON FRIDAY BEHIND A COLD FRONT. LIGHT SNOW ACCUMULATIONS ARE
POSSIBLE ON MOUNTAIN PEAKS ALONG THE FRONT. AFTER DRY CONDITIONS LATE FRIDAY
INTO EARLY SATURDAY, ANOTHER SYSTEM MAY BRING RAIN AND MOUNTAIN SNOW LATE
SATURDAY INTO SUNDAY FOR THE NORTH.
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