895
FXUS65 KPIH 131942
AFDPIH
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
142 PM MDT TUE OCT 13 2026
KEY MESSAGES
- CHILLY STILL TODAY: A DEEP UPPER-LEVEL TROUGH WILL KEEP DENSE
CLOUD COVER AND UNSEASONABLY COOL TEMPERATURES LOCKED OVER
EASTERN IDAHO, WITH DAYTIME HIGHS LIMITED TO THE 40S AND 50S.
- FREEZE WARNINGS & FOG POTENTIAL TOMORROW MORNING: CLEARING
SKIES TONIGHT COULD LEAD TO AREAS OF FOG AND WILL ALLOW LOW
TEMPERATURES TO DROP INTO THE MID- TO UPPER 20S ACROSS OUR
GROWING ZONES WEDNESDAY MORNING.
- LATE WEEK RIDGE & PLEASANT WEEKEND: HIGH PRESSURE RIDGING WILL
MEAN TEMPERATURES WARMING TO SEASONAL NORMS BY THURSDAY AND
FRIDAY, SETTING UP A MUCH MORE PLEASANT WEEKEND.
DISCUSSION
ISSUED AT 128 PM MDT TUE OCT 13 2026
LIGHT PRECIPITATION WILL CONTINUE TO FALL ACROSS THE EAST AND
SOUTHEAST HIGHLANDS THROUGH LATE TONIGHT, WHERE ANOTHER FEW
HUNDREDTHS TO 0.20" OF LIQUID ACCUMULATION IS FORECAST.
LIGHT SNOW OR RAIN/SNOW MIX REMAINS LIKELY FOR THE HIGHEST
ELEVATIONS.
THE COLDEST TIMEFRAME OF THE FORECAST PERIOD WILL BE TOMORROW
MORNING AS CLOUDS CLEAR AND TEMPERATURES DROP INTO THE MID- TO UPPER
20S. FREEZE WARNINGS ARE IN EFFECT FROM 3 AM AND 9 AM WEDNESDAY FOR
ALL FIVE OF OUR GROWING ZONES. THIS WILL LIKELY MARK AN END TO THE
GROWING SEASON. ANOTHER IMPACT WE MAY CONTEND WITH WEDNESDAY MORNING
IS AREAS OF DENSE FOG FORMING BEHIND CLEARING SKIES LATE TONIGHT.
DAYTIME TEMPERATURES WILL CONTINUE TO WARM THROUGH THE DURATION OF
THE EXTENDED PERIOD AS HIGH PRESSURE BUILDS OVER THE REGION FROM THE
WEST. TEMPERATURES TODAY WILL AGAIN RUN +/- 15 DEGREES BELOW NORMAL
WITH WIDESPREAD 40S, WARMING INTO THE 60S BY LATE WEEK. CONDITIONS
WILL ALSO REMAIN DRY THROUGH THE WEEKEND.
ENSEMBLES SHOW THE NEXT TROUGH MOVING ONSHORE EARLY NEXT WEEK WITH
NATIONAL BLEND HIGH TEMPERATURES DROPPING 10 TO 15 DEGREES BETWEEN
MONDAY AND TUESDAY.
AVIATION /18Z TAFS THROUGH 18Z WEDNESDAY/
ISSUED AT 1137 AM MDT TUE OCT 13 2026
WILL HAVE VFR CONDITIONS AT SUN AND BYI BUT MAY SEE SOME
VICINITY SHOWERS THROUGH 20Z AT BYI. HAVE LINGERING SHOWERS
THROUGH 23Z AT PIH WITH MVFR CEILINGS CONTINUING THROUGH THAT
TIME WITH IFR CEILINGS ENDING BY 20Z. SHOULD STAY VFR AT IDA AND
HAVE SOME SHOWERS THERE AS WELL THROUGH 20Z. DIJ OBSERVATIONS
ARE OUT BUT FORECAST SHOWERS AND MVFR CEILINGS THERE THROUGH
03Z AS WELL. SKIES SHOULD CLEAR TONIGHT AND WEDNESDAY MORNING.
FIRE WEATHER
ISSUED AT 218 AM MDT TUE OCT 13 2026
SHOWERS WILL LINGER THIS EVENING FOR ZONES 410, 411, 413 AND
427 AS UPPER LOW SLOW TO MOVE EAST. WILL HAVE DRY AND WARMING
CONDITIONS WEDNESDAY THROUGH SUNDAY. THE NEXT PRECIPITATION WILL
MOVE IN NEXT MONDAY INTO WEDNESDAY.
PIH WATCHES/WARNINGS/ADVISORIES
FREEZE WARNING FROM 3 AM TO 9 AM MDT WEDNESDAY FOR IDZ051>055.
DISCUSSION...CROPP
AVIATION...GK
FIRE WEATHER...GK
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