Avalanche Weather Guidance
Issued by NWS Portland, OR

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910
FWUS46 KPQR 230904
AVGPQR

Avalanche Weather Guidance
National Weather Service Portland OR
203 AM PDT Sun Aug 23 2026


...Mount St. Helens...

Date                    Sunday 08/23/26                         Monday 08/24/26
Time (LT)          05   08   11   14   17   20   23   02   05   08   11   14   17   20   23   02   05
                   5a   8a   11a  2p   5p   8p   11p  2a   5a   8a   11a  2p   5p   8p   11p  2a   5a

Cloud Cover        OV   OV   SC   SC   FW   FW   FW   FW   FW   CL   FW   FW   SC   FW   FW   FW   FW
Cloud Cover (%)    80   70   50   35   15    5   10    5   10    5   10   15   25   15   10    5   10
Temperature        50   48   48   53   54   51   49   49   50   56   64   67   67   61   61   60   59
Max/Min Temp                           55                  48                  68                  57
Wind Dir           SW   SW    W   NW    N    N   NE    E    E    E    E   SE   SW    N   NE   NE   NE
Wind (mph)          9    9    4    5    6    5   10    9   10   10    5    3    2    2    6    9    8
Wind Gust (mph)    16   14             12                       18   14   11
Precip Prob (%)    20   20    5    0    0    0    0    0    0    0    0    0    0    0    0    0    0
Precip Type         R    R
6 Hour QPF                 0.01      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                         0.0                 0.0                 0.0                 0.0
 High End Snow                        0.0                 0.0                 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)  8.8  8.8  9.0  9.5  9.6 10.0 10.2 10.2 10.2 10.0  9.9 10.2 10.3 10.5 10.2 10.4 10.5


...Mount Hood...

Date                    Sunday 08/23/26                         Monday 08/24/26
Time (LT)          05   08   11   14   17   20   23   02   05   08   11   14   17   20   23   02   05
                   5a   8a   11a  2p   5p   8p   11p  2a   5a   8a   11a  2p   5p   8p   11p  2a   5a

Cloud Cover        BK   FW   FW   FW   CL   CL   CL   FW   FW   FW   FW   FW   FW   FW   FW   FW   FW
Cloud Cover (%)    55   25   10   15    5    5    5   10   10    5    5   20   20   20   15   15   10
Temperature        47   46   48   52   54   49   49   50   50   56   59   63   63   58   59   58   58
Max/Min Temp                           55                  47                  66                  56
Wind Dir            W    W    W    W   SW   NW    W   SE   SE    E    E    E   NE    N    N    N    N
Wind (mph)         17   13    6    8    6    3    4    6    9   11    9    4    3    2    5    8    5
Wind Gust (mph)    28   23   16   18   16    9             17   20   21   16   10        11   13   11
Precip Prob (%)     5    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0    0
Precip Type
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                         0.0                 0.0                 0.0                 0.0
 High End Snow                        0.0                 0.0                 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)  8.8  8.7  8.9  9.3  9.5  9.5  9.5  9.6  9.9 10.3 10.6 11.0 11.1 11.0 11.3 11.1 11.2

$$

--- Precip Type Codes ---

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