659
FXUS65 KPIH 062322
AFDPIH
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
422 PM MST TUE JAN 6 2026
KEY MESSAGES
- ADDITIONAL RAIN AND SNOW, SNOW LEVELS DROPPING TO VALLEY
FLOORS BY WEDNESDAY NIGHT.
- WINTER WEATHER ADVISORIES IN EFFECT IN MOUNTAIN REGIONS
TONIGHT THROUGH WEDNESDAY NIGHT.
- TURNING SHARPLY COLDER WEDNESDAY EVENING THROUGH THE REMAINDER
OF THE WEEK.
SHORT TERM /THROUGH WEDNESDAY NIGHT/
ISSUED AT 114 PM MST TUE JAN 6 2026
SERIES OF UPPER LEVEL SHORT WAVES WILL MOVE THROUGH EASTERN
IDAHO WITH THE MAIN UPPER TROF PUSHING INTO CENTRAL IDAHO BY
THURSDAY MORNING. WILL SEE SNOW AND RAIN AHEAD OF THIS TROF WITH
A STRONG COLD FRONT MOVING THROUGH THE STATE FROM 7 AM THROUGH
NOON. IT WILL REMAIN WARM OVERNIGHT TONIGHT WITH LOWS ABOVE
FREEZING IN THE MAJORITY OF THE MAGIC VALLEY AND SNAKE RIVER
PLAIN WITH 20S IN THE MOUNTAINS. WILL BE BREEZY TONIGHT AND
WEDNESDAY WITH 10 TO 20 MPH SUSTAINED WINDS IN THE SNAKE RIVER
PLAIN AND GUSTS UP TO 30 MPH. HIGHS WEDNESDAY 30S MOUNTAINS AND
UPPER 30S TO LOWER 40S VALLEYS. WINTER WEATHER ADVISORY IN
EFFECT FOR SAWTOOTH AND SUN VALLEY REGION TONIGHT THROUGH
WEDNESDAY EVENING ALONG WITH THE BIG HOLE AND CENTENNIAL
MOUNTAINS. AND AN ADVISORY STARTS WEDNESDAY MORNING THROUGH
WEDNESDAY NIGHT FOR THE BEAR RIVER RANGE AND CARIBOU RANGE.
THINK THERE IS AT LEAST A 50 PERCENT CHANCE OF 6 INCHES OR MORE
WITH A SIGNIFICANTLY LOWER CHANCE OF A FOOT OF ACCUMULATION.
SNOW LEVELS WILL REACH VALLEY FLOORS WEDNESDAY NIGHT BUT
EXPECTING UNDER AN INCH OF SNOW IN THE SNAKE RIVER PLAIN AND
MAGIC VALLEY BUT EXPECTING TO AT LEAST SEE A LITTLE SNOW FALL IN
THIS NEAR SNOWLESS WINTER IN THE LOW ELEVATIONS. LOWS WEDNESDAY
NIGHT MAINLY TEENS MOUNTAINS AND 20S VALLEYS.
LONG TERM /THURSDAY THROUGH TUESDAY/
ISSUED AT 114 PM MST TUE JAN 6 2026
EXPECT LINGERING SNOW SHOWERS THURSDAY AS SYSTEM EXITS TO THE
EAST WITH LIGHT ACCUMULATIONS IN THE EASTERN MOUNTAINS BUT
MINIMAL IMPACTS. THE LIGHT SNOW SHOWERS WILL CONTINUE FRIDAY IN
THE SAME REGION WITH NORTHERLY FLOW ALOFT AHEAD OF UPPER LEVEL
RIDGE ALONG THE PACIFIC COAST. SATURDAY THROUGH TUESDAY WILL SEE
HIGH PRESSURE DOMINATE AT THE SURFACE WITH NO PRECIPITATION
EXPECTED. EXPECT INVERSION LIKE CONDITIONS BY THE EARLY PORTION
OF NEXT WEEK. HIGH TEMPERATURES GENERALLY IN THE 20S AND 30S
THURSDAY THROUGH SUNDAY WITH SOME LOWER 40S POSSIBLE BY TUESDAY
MAINLY IN HIGHER ELEVATIONS WITH THE POTENTIAL INVERSION. LOWS
SINGLE DIGITS IN TO TEENS THURSDAY NIGHT THROUGH SATURDAY NIGHT
THEN TEENS AND 20S SUNDAY THROUGH TUESDAY NIGHT. WILL HAVE
STRONGEST WINDS THURSDAY BEHIND THE COLD FRONT WITH A LOT OF 15
TO 25 MPH SPEEDS THEN UNDER RIDGE EXPECTING VERY LIGHT WINDS
SATURDAY THROUGH NEXT TUESDAY.
AVIATION /00Z TAFS THROUGH 00Z THURSDAY/
ISSUED AT 422 PM MST TUE JAN 6 2026
MOST UNCERTAINTY TONIGHT DEALS WITH KSUN AND WINDS. MODELS ARE
HEAVILY FAVORING A WEST TO SOUTHWEST WIND TONIGHT, ALTHOUGH
THERE ARE SOME MEMBERS THAT SHOW AN UPVALLEY COMPONENT AT TIMES
AS WELL. EXPECT THAT ANY SHIFT TO DOWNVALLEY WOULD BE TEMPORARY
TONIGHT. ELSEWHERE BREEZY CONDITIONS LIKELY AT KIDA, KPIH AND
KDIJ TONIGHT. MAINLY DEALING WITH VFR CEILINGS THROUGH THE
EVENING WITH MVFR CONDITIONS POSSIBLY DEVELOPING LATE TONIGHT OR
DURING THE DAY ON WEDNESDAY WHEN THE FRONT ARRIVES. LOOKS MORE
LIKELY THAT DIJ WILL SEE IFR CONDITIONS WITH THE SNOW LATE
TONIGHT INTO TOMORROW MORNING.
PIH WATCHES/WARNINGS/ADVISORIES
WINTER WEATHER ADVISORY FROM 5 AM WEDNESDAY TO 5 AM MST
THURSDAY FOR IDZ060-063.
WINTER WEATHER ADVISORY UNTIL 11 PM MST WEDNESDAY FOR IDZ064-
066-072-073.
SHORT TERM...GK
LONG TERM...GK
AVIATION...13
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page