194
FXUS65 KGGW 141849
AFDGGW
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GLASGOW MT
1249 PM MDT WED OCT 14 2026
KEY MESSAGES
- GUSTY NW WINDS ARE ANTICIPATED TOMORROW. A LAKE WIND ADVISORY IS
CURRENTLY BEING CONSIDERED.
- WARM AND DRY CONDITIONS FRIDAY AND SATURDAY.
- FAIR WEATHER WITH DAILY HIGH TEMPERATURES IN THE LOW-TO-MID 60S
THROUGHOUT THE FIRST HALF OF NEXT WEEK.
DISCUSSION
A COLD FRONT ASSOCIATED WITH AN UPPER-LEVEL TROUGH DIGGING OVER
EASTERN MONTANA WILL PASS OVERNIGHT. WINDS WILL VEER NW AND
INCREASE IN MAGNITUDE FOLLOWING FRONTAL PASSAGE. A LAKE WIND
ADVISORY IS CURRENTLY BEING CONSIDERED FOR TOMORROW MORNING AND
AFTERNOON. PRECIPITATION IS NOT ANTICIPATED.
THE TROUGH WILL RAPIDLY EXIT EASTWARD THURSDAY EVENING AHEAD OF A
STRONG UPPER-LEVEL RIDGE BUILDING OVER THE WESTERN UNITED STATES.
THE RIDGING PATTERN WILL PRODUCE WARM AND DRY CONDITIONS FRIDAY
AND SATURDAY.
THE RIDGE WILL GRADUALLY TRANSLATE EASTWARD AHEAD OF AN
APPROACHING UPPER-LEVEL TROUGH. MINOR PERTURBATIONS EMBEDDED
WITHIN THE RESULTANT SW FLOW ALOFT MAY ELEVATE WINDS SLIGHTLY
EARLY IN THE WEEKEND, BUT NO SIGNIFICANT DEVIATIONS FROM THE
RIDGE-INDUCED WEATHER REGIME ARE EXPECTED.
THE AFOREMENTIONED TROUGH IS EXPECTED TO WEAKEN BEFORE DIGGING
OVER MONTANA BY SUNDAY MORNING, RESULTING IN DAILY HIGH
TEMPERATURES IN THE LOW-TO-MID 60S THROUGHOUT THE FIRST HALF OF
NEXT WEEK.
FLOW ALOFT OVER THE CENTRAL UNITED STATES WILL BACK SW OVER THE
COURSE OF MONDAY AS AN ALEUTIAN LOW DIGS SOUTHWARD, SETTLING OFF
THE COAST OF CENTRAL CALIFORNIA BY TUESDAY MORNING. CURRENT MODEL
GUIDANCE INDICATES THE ATMOSPHERE WILL BE RELATIVELY DRY DURING
THIS PERIOD. LITTLE CHANGE TO THE PERCEPTIBLE WEATHER IS
ANTICIPATED.
FORECAST CONFIDENCE & DEVIATIONS:
- THERE IS HIGH CONFIDENCE IN CONDITIONS REMAINING LARGELY BENIGN
THROUGHOUT THE FORECAST PERIOD.
- NO DEVIATIONS FROM THE NBM.
DON
AVIATION
LAST UPDATED: 1751Z
FLIGHT CAT RANGE: VFR.
DISCUSSION: A COLD FRONT WILL MOVE THROUGH THE AREA THIS EVENING INTO
THURSDAY MORNING, CAUSING SOME BRIEF BKN CLOUD CEILINGS BETWEEN
00Z AND 06Z. CEILINGS SHOULD REMAIN VFR AND WILL GRADUALLY CLEAR
OUT THROUGH THE TAF CYCLE. IT IS POSSIBLE FOR SCATTERED CLOUDS TO
LOWER INTO KSDY AT THE END OF THE FORECAST PERIOD, BUT WILL REMAIN
VFR.
WIND: LIGHT AND VARIABLE WINDS THIS AFTERNOON AND EVENING WILL
BECOME GUSTY OUT OF THE NORTHWEST EARLY THURSDAY MORNING AND
AFTERNOON.
LLWS: LOW LEVEL WIND SHEAR WILL BE POSSIBLE IN KGGW BETWEEN 06Z
AND 10Z THURSDAY BEFORE MOVING OUT OF THE REGION. THERE IS A CHANCE
OF LLWS AROUND KOLF BETWEEN 09Z AND 11Z, BUT CONFIDENCE IS TOO LOW
TO BE PUT INTO THE TAF.
KENZ
GGW WATCHES/WARNINGS/ADVISORIES
NONE.
WEATHER.GOV/GLASGOW
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