Avalanche Weather Guidance
Issued by NWS Portland, OR

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FWUS46 KPQR 302105
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Avalanche Weather Guidance
National Weather Service Portland OR
204 PM PDT Fri Oct 30 2026


...Mount St. Helens...

Date                                        Saturday 10/31/26                       Sunday 11/01/26
Time (LT)          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14   17
                   5p   8p   11p  2a   5a   8a   11a  2p   5p   8p   11p  2a   5a   8a   11a  2p   5p

Cloud Cover        BK   BK   BK   BK   SC   SC   OV   OV   OV   OV   OV   OV   BK   SC   SC   SC   FW
Cloud Cover (%)    60   55   60   50   35   35   70   80   95   80   85   80   55   45   40   45   20
Temperature        30   28   27   27   27   26   31   35   34   30   29   29   28   27   32   35   34
Min/Max Temp                           26                  37                  27                  36
Wind Dir           SW    S    S    S    S   SE   SE   SE    E   NE    N   NW   NW   NW    W    W    W
Wind (mph)          1    5   10   10   11   12    5    2    1    3    5    5    5    4    1    3    1
Wind Gust (mph)     6                            13    9
Precip Prob (%)    30    5    0    0    0    0    0    0    5    0    5    0    0    0    0    0    0
Precip Type         S
6 Hour QPF                 0.01      0.00      0.00      0.00      0.00      0.00      0.00      0.00
6 Hour Snow                 0.1       0.0       0.0       0.0       0.0       0.0       0.0       0.0
12 Hour Snow                          0.1                 0.0                 0.0                 0.0
 Low End Snow                         0.0                 0.0                 0.0                 0.0
 High End Snow                        1.6                 0.1                 0.0                 0.0
6 Hour Ice                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Snow Level (kft)  4.2  3.9  3.8  3.5  3.3  3.3  4.3  4.8  4.9  4.8  4.7  4.6  4.2  3.7  4.3  4.9  4.9


...Mount Hood...

Date                                        Saturday 10/31/26                       Sunday 11/01/26
Time (LT)          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14   17
                   5p   8p   11p  2a   5a   8a   11a  2p   5p   8p   11p  2a   5a   8a   11a  2p   5p

Cloud Cover        BK   SC   SC   FW   SC   BK   BK   OV   OV   OV   OV   OV   OV   BK   SC   SC   FW
Cloud Cover (%)    60   35   30   25   45   50   65   85  100   90   90   80   75   65   45   45   20
Temperature        26   22   20   20   20   21   25   28   27   24   23   23   24   24   27   30   29
Min/Max Temp                           19                  31                  23                  32
Wind Dir           SW   SW   SW   SW    S    S    S    S   SW   NE    S    W    W    W    W    W    W
Wind (mph)          2    4    3    4    6    9    9    5    3    4    3    3    3    5    2    3    3
Wind Gust (mph)    10                            18   14   10                                 11   10
Precip Prob (%)    10    0    0    0    0    0    0    0   10   40   20   10    0    0    0    0    0
Precip Type                                                      S    S    S
6 Hour QPF                 0.00      0.00      0.00      0.00      0.03      0.00      0.00      0.00
6 Hour Snow                 0.0       0.0       0.0       0.0       0.4       0.0       0.0       0.0
12 Hour Snow                          0.0                 0.0                 0.4                 0.0
 Low End Snow                         0.0                 0.0                 0.0                 0.0
 High End Snow                        0.3                 0.2                 1.4                 0.0
6 Hour Ice                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Snow Level (kft)  4.6  4.0  3.8  3.8  3.7  3.9  4.9  5.3  5.2  4.9  4.6  4.5  4.3  3.8  4.7  5.1  5.1

$$

--- Precip Type Codes ---

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