Snow Avalanche Guidance
Issued by NWS Missoula, MT

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7
000
FWUS45 KMSO 192024
SAGMSO

Backcountry Forecast for western Montana and north central Idaho
National Weather Service Missoula MT
224 PM MDT Sat Apr 19 2014

.Discussion...A weak disturbance will move through the Northern
Rockies tonight into Sunday morning causing scattered showers. The
mountains will see some light snow. Then a ridge builds back over
the region late Sunday into Monday. A strong and moist system will
impact the region Tuesday into Thursday, causing widespread moderate
to heavy precipitation. The mountains, especially along the
continental divide, will receive significant snowfall from this
event.

For the latest information on watches, warnings and advisories, go
to weather.gov/missoula.

MTZ001-200845-
Far northwest Montana (Kootenai)-
including...Purcell and Cabinet Mountains

--------------------------- 5000-7000 FT ----------------------------
             SUN         SUN NIGHT   MON         MON NIGHT   TUE
CLOUD COVER  PCLDY       PCLDY       PCLDY       MCLDY       MCLDY
HI/LO TEMPS  42 to 52    31 to 35    53 to 63    37 to 41    42 to 51
WINDS(MPH)   SW 14       SW  8       SE  8       SE  8       W  6
PRECIP CHC   0           0           0           30          80
PRECIP TYPE  SNO/SHR     NONE        NONE        showers     showers
LIQUID AMT   0.00        0.00        0.00        0.01        0.10
SNOW AMT(IN) 0           0           0           0           0

SNOW LEVEL   4000        5000        6000        7500        6500

$$
MTZ002-009-200845-
Northwest Montana (Flathead and Glacier Park)-
including...Mission and Swan Ranges

--------------------------- 4000-6000 FT ----------------------------
             SUN         SUN NIGHT   MON         MON NIGHT   TUE
CLOUD COVER  PCLDY       PCLDY       PCLDY       MCLDY       MCLDY
HI/LO TEMPS  43 to 51    28 to 33    54 to 63    35 to 41    48 to 58
WINDS(MPH)   SW 18       W 10        SE  5       SE  5       S  4
PRECIP CHC   0           0           0           0           60
PRECIP TYPE  showers     NONE        NONE        showers     tstms
LIQUID AMT   0.00        0.00        0.00        0.00        0.08
SNOW AMT(IN) 0           0           0           0           0

--------------------------- 6000-8000 FT ----------------------------
             SUN         SUN NIGHT   MON         MON NIGHT   TUE
CLOUD COVER  PCLDY       PCLDY       PCLDY       MCLDY       MCLDY
HI/LO TEMPS  39 to 48    27 to 32    51 to 60    34 to 40    45 to 54
WINDS(MPH)   W 23        W 12        SE  6       SE  8       SW  5
PRECIP CHC   20          0           0           0           60
PRECIP TYPE  SNO/SHR     NONE        NONE        showers     tstms
LIQUID AMT   0.01        0.00        0.00        0.00        0.11
SNOW AMT(IN) 0           0           0           0           0

SNOW LEVEL   4500        5000        6500        7500        8000

$$
MTZ004-006-043-200845-
West central Montana-
including...Rattlesnake Wilderness and
Bitterroots from Lookout Pass to Lost Trail Pass

--------------------------- 4000-6000 FT ----------------------------
             SUN         SUN NIGHT   MON         MON NIGHT   TUE
CLOUD COVER  PCLDY       PCLDY       PCLDY       MCLDY       MCLDY
HI/LO TEMPS  44 to 58    29 to 35    57 to 67    35 to 41    42 to 57
WINDS(MPH)   W 12        W  6        SE  6       S  6        W  6
PRECIP CHC   0           0           0           30          80
PRECIP TYPE  NONE        NONE        NONE        showers     tstms
LIQUID AMT   0.00        0.00        0.00        0.01        0.11
SNOW AMT(IN) 0           0           0           0           0

--------------------------- 6000-8000 FT ----------------------------
             SUN         SUN NIGHT   MON         MON NIGHT   TUE
CLOUD COVER  PCLDY       PCLDY       PCLDY       MCLDY       MCLDY
HI/LO TEMPS  41 to 53    28 to 33    52 to 61    33 to 38    41 to 51
WINDS(MPH)   W 12        W  6        S  8        S  8        W  8
PRECIP CHC   0           0           0           30          80
PRECIP TYPE  NONE        NONE        NONE        showers     tstms
LIQUID AMT   0.00        0.00        0.00        0.01        0.16
SNOW AMT(IN) 0           0           0           0           0-1

SNOW LEVEL   5500        6500        7500        8500        8000

$$
IDZ006-200845-
US Highway 12 in Idaho (Lochsa)-
including...Powell

--------------------------- 2000-4000 FT ----------------------------
             SUN         SUN NIGHT   MON         MON NIGHT   TUE
CLOUD COVER  PCLDY       PCLDY       PCLDY       MCLDY       MCLDY
HI/LO TEMPS  57 to 61    27 to 33    68 to 72    30 to 36    56 to 61
WINDS(MPH)   W 10        W  5        S  6        S  6        W  8
PRECIP CHC   0           0           0           30          70
PRECIP TYPE  NONE        NONE        NONE        showers     tstms
LIQUID AMT   0.00        0.00        0.00        0.01        0.11
SNOW AMT(IN) 0           0           0           0           0

------------------------- 4000 TO 6000 FT ---------------------------
             SUN         SUN NIGHT   MON         MON NIGHT   TUE
CLOUD COVER  PCLDY       PCLDY       PCLDY       MCLDY       MCLDY
HI/LO TEMPS  47 to 54    28 to 32    58 to 66    33 to 36    45 to 55
WINDS(MPH)   W 10        W  5        S  6        S  8        W  9
PRECIP CHC   0           0           0           30          80
PRECIP TYPE  NONE        NONE        NONE        showers     tstms
LIQUID AMT   0.00        0.00        0.00        0.01        0.11
SNOW AMT(IN) 0           0           0           0           0

SNOW LEVEL   4500        6000        7500        8000        7000

$$









USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.