000 
FXUS65 KTFX 190429
AFDTFX

SOUTHWEST AND NORTH CENTRAL MONTANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREAT FALLS MT
900 PM MST MON MAR 18 2002

.SHORT TERM...UPDATE PLANNED. WILL BE ISSUING A WINTER STORM WATCH 
OVER A MUCH LARGER PORTION OF THE CWA. COMBINATION OF AMPLE 
MOISTURE...OVERRUNNING...WEAK SHORT WAVES AND UPSLOPE FLOW WILL 
COMBINE TO PRODUCE POSSIBLE WINTER STORM CONDITIONS TUESDAY THROUGH 
WEDNESDAY IN AREAS EXTENDING FROM SHELBY...BIG SANDY AND 
WINIFRED...THEN SOUTH TO THE SNOWYS AND LITTLE BELTS. THE SHORT-TERM 
FORECAST OVERNIGHT LOOKS OK. SNOW HAS SPREAD OVER MUCH OF THE AREA 
WITH MOSTLY LIGHT AMOUNTS...EXCEPT ALONG THE NORTHERN ROCKY MOUNTAIN 
FRONT. 

.CCF NUMBERS
GTF SS 002/018 002/015 905 16499
    BBBBB 021/000 035/012 040/025 038/026 038 73111112211
CTB SS 903/011 903/010 910 16677
    BBBBB 018/005 032/015 038/020 035/020 037 62111112211
HLN JS 008/027 010/020 000 16367
    BBBBB 026/005 038/015 041/015 037/012 037 74111112211
BZN EJ 010/029 015/028 010 16233
    EBBBB 030/003 030/005 035/010 038/015 038 53211112321
WEY JJ 005/025 007/026 000 16345
    EBBEE 030/910 025/910 028/000 030/000 030 54211112322
DLN EJ 012/030 015/030 012 16223
    BBBBB 035/008 035/010 040/018 040/020 040 32111112211
HVR SS 902/010 903/010 908 16667
    BBBBB 017/904 030/006 035/018 035/018 035 62111111211
LWT JS 002/020 005/016 905 16368
    BBBBB 020/000 030/010 036/018 034/018 036 73111111222

.TFX...WINTER STORM WARNING TONIGHT THROUGH WEDNESDAY FOR THE ROCKY
       MOUNTAIN FRONT (ZONES 9 AND 48)
       WINTER STORM WARNING ABOVE 5000 FEET TONIGHT THROUGH WEDNESDAY
       FOR ZONE 14.
       WINTER STORM WATCH BELOW 5000 FEET TUESDAY AFTERNOON THROUGH
       WEDNESDAY FOR ZONE 14.
       WINTER STORM WATCH TUESDAY AFTERNOON THROUGH WEDNESDAY FOR ZONES
       10...12...13...44...46...49...50...51
       WINTER WEATHER ADVISORY TUESDAY AFTERNOON THROUGH WEDNESDAY FOR
       ZONES 45...11 AND 47.