National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

 

FWUS46 KPQR 110001
AVGPQR
FWUS46 KPQR 110001
AVGPQR

Avalanche Weather Guidance
National Weather Service Portland OR
401 PM PST Sat Jan 10 2026


...Mount St. Helens...

Date                    Sunday 01/11/26                         Monday 01/12/26                    
Time (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4a   7a   10a  1p   4p   7p   10p  1a   4a   7a   10a  1p   4p   7p   10p  1a   4a   

Cloud Cover        BK   OV   OV   OV   OV   OV   OV   BK   OV   OV   OV   OV   BK   BK   BK   SC   SC
Cloud Cover (%)    65   75   80   70   70   75   70   65   80   80   75   75   60   60   50   45   40
Temperature        32   32   34   35   34   35   35   34   34   34   37   39   38   36   37   37   37
Max/Min Temp                           36                  33                  39                  35
Wind Dir           SW   SW   SW   SW   SW    S    S    S   SW    S    S   SW    W    N   NE   NE    E
Wind (mph)         13   13   12   10   11   12   13   12   11   10    9    5    5    8   10   11   12
Wind Gust (mph)    20   20   20   19   18   19   20   19   18   16   14   12                       18
Precip Prob (%)    30   60   60   50   50   50   40   40   60   60   50   50   30   30   10   10   10
Precip Type         S    S    S    S    S    S    S    S    S    S    S    R    R    R               
6 Hour QPF                 0.03      0.03      0.03      0.01      0.04      0.03      0.01      0.00
6 Hour Snow                 0.1       0.1       0.0       0.0       0.1       0.0       0.0       0.0
12 Hour Snow                          0.2                 0.0                 0.1                 0.0
 Low End Snow                          MM                  MM                  MM                  MM
 High End Snow                         MM                  MM                  MM                  MM
6 Hour Ice                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Snow Level (kft)  4.1  5.8  6.2  6.8  7.0  6.6  6.5  5.6  6.2  7.4  7.8  7.7  7.6  7.7  7.7  7.4  7.3


...Mount Hood...

Date                    Sunday 01/11/26                         Monday 01/12/26                    
Time (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4a   7a   10a  1p   4p   7p   10p  1a   4a   7a   10a  1p   4p   7p   10p  1a   4a   

Cloud Cover        BK   BK   BK   BK   OV   OV   BK   BK   OV   BK   BK   BK   BK   BK   SC   FW   FW
Cloud Cover (%)    60   55   60   55   70   70   65   65   70   65   55   55   65   60   35   20   25
Temperature        29   29   31   35   33   32   32   32   32   31   35   38   37   32   33   33   33
Max/Min Temp                           36                  30                  40                  31
Wind Dir           SW   SW   SW   SW   SW    W   SW   SW   SW    W    W    W    W    W    W   SW   SW
Wind (mph)         11   11   10    6    8   10   12   13   16   14   12    9    8   10   11   11   11
Wind Gust (mph)    17   17   16   13        16   18   19   23   21   19   16   13   16   17   17   17
Precip Prob (%)    10   20   20   10   10   10   10   10   30   30   20   20    5    5    5    5    5
Precip Type              S    S                             S    S    S    S                         
6 Hour QPF                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
6 Hour Snow                 0.0       0.0       0.0       0.0       0.0       0.0       0.0       0.0
12 Hour Snow                          0.0                 0.0                 0.0                 0.0
 Low End Snow                          MM                  MM                  MM                  MM
 High End Snow                         MM                  MM                  MM                  MM
6 Hour Ice                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Snow Level (kft)  3.9  3.9  5.2  6.0  6.4  6.4  5.6  4.8  5.0  5.5  6.3  7.0  7.2  7.5  7.5  7.4  7.4

$$

--- Precip Type Codes ---

CODE   TYPE
 T     Thunderstorms
 R     Rain
 S     Snow
 I     Sleet
 Z     Freezing Rain