825
FXUS65 KPIH 152253
AFDPIH
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
453 PM MDT MON JUN 15 2026
KEY MESSAGES
- WIND SHIFT FROM NORTH AND EAST TO SOUTH AND WEST. STRONG WINDS
TUESDAY AFTERNOON AND EVENING WITH WIND ADVISORIES IN EFFECT
FOR ARCO DESERT, SNAKE RIVER PLAIN, EASTERN MAGIC VALLEY AND
SHOSHONE/LAVA BEDS.
- STRONG WIND AND VERY LOW AFTERNOON HUMIDITY WILL COMBINE TO
PRODUCE CRITICAL FIRE WEATHER CONDITIONS FOR TUESDAY AND
WEDNESDAY.
- HOT CONDITIONS TUESDAY WITH LOW ELEVATION HIGH TEMPERATURES
NEAR 90 DEGREES.
DISCUSSION
ISSUED AT 106 PM MDT MON JUN 15 2026
QUIET CONDITIONS CONTINUE THIS AFTERNOON AND OVERNIGHT. WILL
START TO SEE SIGNIFICANT WIND IMPACTS TUESDAY AFTERNOON WITH
WIND ADVISORIES IN EFFECT FOR THE SNAKE RIVER PLAIN, EASTERN
MAGIC VALLEY, ARCO DESERT AND SHOSHONE/LAVA BEDS. WIND SPEEDS OF
20 TO 30 MPH WITH GUSTS UP TO 50 MPH EXPECTED IN THOSE LOCATIONS
IN THE ADVISORY. GUSTS OF 30 MPH WILL OCCUR THROUGHOUT THE
SOUTHEAST IDAHO AREA. HIGH TEMPERATURES TUESDAY MAINLY 80S TO
AS HIGH AS LOWER 90S IN VALLEYS. IT WILL REMAIN WINDY WEDNESDAY
THOUGH NOT QUITE AS WINDY AS TUESDAY WITH SLIGHTLY COOLER
TEMPERATURES WITH HIGHS IN THE 70S MOUNTAINS AND 80S VALLEYS.
WINDS WILL DIE DOWN THURSDAY AND FRIDAY WITH WARM TEMPERATURES
CONTINUING WITH HIGHS WARMING BACK TO THE 80S MOUNTAINS AND 80S
TO LOWER 90S VALLEYS ON FRIDAY. THE NEXT CHANCE FOR SHOWERS AND
THUNDERSTORMS WILL BE OVER THE WEEKEND AS A PACIFIC SYSTEM MAY
FINALLY BRING SOME MOISTURE BACK TO THE REGION. WILL SEE
SLIGHTLY COOLER TEMPERATURES BUT STILL ABOVE SEASONAL NORMAL
OVER THE WEEKEND.
AVIATION /00Z TAFS THROUGH 00Z WEDNESDAY/
ISSUED AT 451 PM MDT MON JUN 15 2026
THE ONLY CONCERN IS INCREASING WIND TOMORROW ACROSS CENTRAL AND
EASTERN IDAHO. GUSTS OF 25-40KTS WILL IMPACT MOST TAF SITES,
STRONGEST FOR PIH AND IDA. WE ARE EXPECTING SOME SWITCH
TOMORROW AFTERNOON TO AT LEAST AN OCCASIONAL (IF NOT FULL
SWITCH) WEST-SOUTHWEST WIND AT 15-25KTS FOR SUN BEFORE THE
USUAL SWITCH TO NORTHWEST TOMORROW EVENING.
FIRE WEATHER
ISSUED AT 220 AM MDT MON JUN 15 2026
STRONG WARMING AND DRYING OVER THE NEXT TWO DAYS WILL PLUNGE
AFTERNOON HUMIDITY BELOW 10 PERCENT FOR A WIDE AREA OF LOW
ELEVATIONS. THIS WILL COMBINE WITH A TROUGH MOVING THROUGH MT
THAT WILL PUSH THE SOUTHWEST TO WEST WIND TO NEAR WIND ADVISORY
LEVELS. THIS APPEARS TO BE AN EASY RED FLAG CONDITION, BUT ONLY
IF FUELS ARE RECEPTIVE. THIS RETURNS FOR WED, THEN WHILE THE
HUMIDITY REMAINS VERY LOW, THE WIND DECREASES SUBSTANTIALLY.
SHOWERS AND LIGHTNING MAY RETURN FOR SOME AREAS ON SAT
AFTERNOON.
PIH WATCHES/WARNINGS/ADVISORIES
RED FLAG WARNING FROM NOON TO 9 PM MDT TUESDAY FOR IDZ410-413-
425-427.
WIND ADVISORY FROM 1 PM TO 9 PM MDT TUESDAY FOR IDZ051>055.
DISCUSSION...GK
AVIATION...KEYES
FIRE WEATHER...MESSICK
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