429
FXUS65 KBYZ 260853
AFDBYZ
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BILLINGS MT
153 AM MST WED NOV 26 2025
KEY MESSAGES
- NEAR TO BELOW NORMAL TEMPERATURES THROUGH FRIDAY. PERIODS OF
LIGHT RAIN/SNOW POSSIBLE (20-50%) TODAY AND THURSDAY.
- AREAS ACROSS SOUTH CENTRAL MT CAN EXPECT TO SEE 2-5 INCHES OF
SNOW FRIDAY WITH 1-3 INCHES EXPECTED FOR SOUTHEAST MT AND NORTH
CENTRAL WY. USE CAUTION IF TRAVELING AS GUSTY WINDS COULD REDUCE
VISIBILITY.
- MUCH COOLER TEMPERATURES SATURDAY THROUGH MONDAY WITH A 20-50%
CHANCE OF SEEING MORNING LOWS AT OR BELOW ZERO SUNDAY MORNING.
- ANOTHER ROUND OF WINTER WEATHER IS POSSIBLE NEXT WEEK, STAY
TUNED!
DISCUSSION
TODAY THROUGH TUESDAY...
AFTER TRANSITIONING TO NORTHWEST FLOW, A COUPLE ROUNDS OF ENERGY
AND PACIFIC MOISTURE WILL ALLOW FOR PRECIP CHANCE (20-50%) TODAY
AND TOMORROW. FOR TODAY, RADAR IS ALREADY SHOWING SNOW SHOWERS
MOVING INTO THE WEST WITH THAT SNOW EXPECTED TO MOVE EAST THROUGH
THE MORNING AND DIMINISH INTO THE AFTERNOON HOURS. AMOUNTS ACROSS
THE LOWER ELEVATIONS AND FOOTHILLS ARE ONLY EXPECTED TO BE A FEW
TENTHS (MAINLY FOR SOUTH-CENTRAL MT). USE CAUTION IF TRAVELING
THIS MORNING AS COOLER ROAD TEMPERATURES MAY MAKE FOR SLICK ROAD
CONDITIONS. INTO THURSDAY, WEAK DEPARTING ENERGY ALOFT AS WELL AS
SOME WARM AIR ADVECTING IN FROM THE SOUTHEAST IS EXPECTED TO
CREATE SOME RAIN/SNOW SHOWERS. WITH THIS WARMER AIR NOSING INTO
THE REGION, THERE IS A SMALL CONCERN FOR FREEZING RAIN, BUT MODELS
ARE CONTINUING TO NOT SHOW ANY STRONG SIGNAL FOR IT.
FRIDAY, A COOL AIR MASS FROM THE NORTH IS EXPECTED TO MOVE IN,
BRINGING HIGH CHANCES FOR THE FIRST MEASURABLE SNOWFALL FOR MANY.
THE BULK OF THE SNOWFALL IS EXPECT TO BE FRIDAY MORNING THROUGH
SATURDAY MORNING. IN THE BEARTOOTH/ABSAROKAS AND CRAZY MOUNTAINS,
AROUND 5-10 INCHES ARE EXPECTED, WITH ABOUT 3-6 IN THE
BIGHORN/PRYOR MTNS. WITH NORTHERLY FLOW EXPECTED IN THE LOW/MID
LEVELS, NORTH FACING ASPECTS CAN EXPECT TO RECEIVE THE HIGHEST
AMOUNTS. AREAS ACROSS SOUTH CENTRAL MT CAN EXPECT TO SEE 2-5
INCHES WITH 1-3 INCHES EXPECTED FOR SOUTHEAST MT AND NORTH CENTRAL
WY. WITH THE SHARP TEMPERATURE/PRESSURE GRADIENT IN PLACE FRIDAY
INTO FRIDAY NIGHT, BREEZY NORTH WINDS WILL ACCOMPANY THE SNOWFALL.
REDUCED VISIBILITIES CAN BE EXPECTED, SO USE CAUTION IF TRAVELING
DURING THIS TIME.
FOR THE WEEKEND AND MONDAY, COOLER AND DRYER AIR WILL SET IN WITH
NOT MUCH IS EXPECTED IN THE WAY OF PRECIPITATION. HIGH
TEMPERATURES ARE EXPECTED TO BE IN THE TEENS AND 20S WITH MORNING
LOWS IN THE SINGLE DIGITS TO TEENS, WITH A FEW LOCATIONS GETTING
BELOW ZERO. CURRENTLY, THERE IS A 20-50% (INCREASING NORTHWARD)
CHANCE FOR THE REGION TO SEE MORNING LOWS AT OR BELOW ZERO ON
SUNDAY. ENSEMBLES SHOW COOLER AIR RETREATING MONDAY AND TUESDAY
WITH ANOTHER POTENTIAL SYSTEM MOVING THROUGH TUESDAY/WEDNESDAY. TS
AVIATION
SNOW IS MOVING ACROSS TERMINALS OF SOUTH-CENTRAL MT. CONFIDENCE IS
HIGHEST FOR KBIL AND KLVM TO SEE SNOW REDUCING VISIBILITY, AND A
SMALL CHANCE FOR THE EXTENT OF THE SNOW TO REACH KMLS. BY THE
EARLY AFTERNOON, SNOW WILL BE TAPERING OFF, AND PREVAILING VFR
CONDITIONS WILL RETURN TO ALL TERMINALS. VERTZ
PRELIMINARY POINT TEMP/POPS
TDY THU FRI SAT SUN MON TUE
-------------------------------------------------------
BIL 042 026/040 027/034 009/021 005/023 011/033 021/036
4/J 11/E 38/W 62/S 21/B 11/B 12/S
LVM 045 026/045 027/037 008/028 008/029 016/036 024/039
7/J 12/J 37/W 52/S 21/B 11/B 23/S
HDN 040 023/042 025/034 010/022 901/022 006/032 015/037
5/J 11/E 38/J 83/S 21/B 12/S 23/S
MLS 035 019/035 025/032 011/018 001/017 004/027 013/033
1/E 00/E 36/J 62/S 10/B 11/E 22/S
4BQ 036 022/040 026/035 013/020 005/021 009/029 017/036
2/E 00/E 15/J 62/S 10/B 11/B 11/E
BHK 034 013/034 019/029 007/017 901/016 000/025 009/031
0/E 00/B 25/J 62/S 10/B 11/B 21/E
SHR 037 021/042 021/037 007/022 001/026 006/034 013/039
3/J 10/E 16/W 83/S 21/B 11/B 13/S
BYZ WATCHES/WARNINGS/ADVISORIES
MT...NONE.
WY...NONE.
WEATHER.GOV/BILLINGS
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page