Area Forecast Discussion
Issued by NWS Glasgow, MT

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000
FXUS65 KGGW 302039
AFDGGW

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GLASGOW MT
239 PM MDT THU JUL 30 2015

.SHORT TERM...FOR NORTHEAST MONTANA...TONIGHT THROUGH SATURDAY...
QUIET AND WARM CONDITIONS WILL CONTINUE THROUGH THE PERIOD. AN UPPER
RIDGE PARKED OVER THE WESTERN STATES WILL ALLOW FOR PLENTY OF
SUNSHINE AND THE AIRMASS TO MODIFY. 850 MB TEMPS WILL WARM INTO THE
20S CELSIUS. VERY WEAK SURFACE FEATURES WILL BE IN PLACE THROUGH
THE PERIOD. EXPECT SATURDAY TO BE THE WARMEST DAY OVER THE NEXT
WEEK WITH HIGHS IN THE UPPER 80S TO MID 90S. TFJ

.LONG TERM...SATURDAY NIGHT THROUGH THURSDAY...
NO CHANGES WERE MADE TO GOING FORECAST. BACKDOOR COOL FRONT WILL
DROP INTO THE AREA SUNDAY THAT COOLS THE NORTHERN ZONES OFF BY 3
TO 5 DEGREES. THEN A MORE UNSETTLED PATTERN SETS UP FOR THE
REMAINDER OF THE PERIOD. TFJ

PREVIOUS DISCUSSION...
AN UPPER RIDGE WILL BE OVER MONTANA THE ENTIRE PERIOD WITH
TEMPERATURES THAT WILL BE AT OR SLIGHTLY ABOVE NORMAL. SUNDAY WILL
BE DRY. THEN...A SERIES OF SHORTWAVES ARE EXPECTED TO MOVE ACROSS
THIS RIDGE BETWEEN MONDAY AND THURSDAY WHICH WILL COMBINE WITH A
QUASI-STATIONARY FRONT IN OR JUST TO THE WEST OF THE FORECAST AREA
TO BRING FREQUENT CHANCES FOR SHOWERS AND THUNDERSTORMS. WILL
BROADBRUSH A CHANCE OR SLIGHT CHANCE OF THUNDERSTORMS FROM MONDAY
AND BEYOND AS MODELS TIME THE WAVES DIFFERENTLY AND DIFFER ON THE
ORIENTATION OF THE RIDGE AXIS. FORRESTER

&&

.AVIATION...
FLIGHT CATEGORY: VFR.

SYNOPSIS: UPPER RIDGING WILL MAKE FOR EXCELLENT FLYING WEATHER
OVER THE NEXT 24 HOURS.

&&

.GLASGOW WATCHES/WARNINGS/ADVISORIES...NONE.

&&

$$

WEATHER.GOV/GLASGOW





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