477
NZUS99 KBOI 180306
TXTSFD
IDAHO STATE FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
906 PM MDT SUN MAY 17 2026
AN UPPER LEVEL TROUGH WILL EXIT THE REGION ON MONDAY. BEHIND THE TROUGH,
TEMPERATURES WILL REMAIN A FEW DEGREES BELOW NORMAL. WINDS WILL BE LIGHTER
THAN SUNDAY, BUT STILL BREEZY ON MONDAY. AREAS OF FROST IN AGRICULTURAL AREAS
ARE EXPECTED EARLY THIS WEEK, ESPECIALLY IN EASTERN IDAHO. A FEW SHOWERS AND
ISOLATED THUNDERSTORMS WILL PERSIST ON MONDAY ACROSS THE HIGHER TERRAIN WITH
DRY CONDITIONS ON TUESDAY. ANOTHER IMPULSE WILL BRING SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS MAINLY TO NORTHERN AND EASTERN IDAHO ON WEDNESDAY.
TEMPERATURES WILL GRADUALLY WARM THROUGH THE MIDDLE OF THE WEEK. HIGH PRESSURE
WILL BUILD BACK IN OVER THE HOLIDAY WEEKEND, PUSHING TEMPERATURES TO 10-15
DEGREES ABOVE NORMAL. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS WILL DEVELOP
ACROSS EASTERN IDAHO.
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