National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

 

FWUS46 KPQR 030903
AVGPQR

Avalanche Weather Guidance
National Weather Service Portland OR
203 AM PDT Sat Oct 3 2026


...Mount St. Helens...

Date                    Saturday 10/03/26                       Sunday 10/04/26                    
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        SC   FW   CL   CL   CL   CL   CL   FW   SC   FW   SC   SC   FW   FW   FW   FW   FW
Cloud Cover (%)    40   10    0    5    5    5    5   20   35   25   30   30   15   20   15   20   20
Temperature        48   48   57   60   59   53   54   53   52   52   59   62   61   54   55   53   51
Max/Min Temp                           61                  51                  63                  50
Wind Dir           SE   SE   SE   SE   SE   SE   SE   SE   SE    E   SE   SW    W   NW   NW   NW   NW
Wind (mph)          9   11    6    4    2    3    8   10   10    8    2    2    1    1    2    5    6
Wind Gust (mph)              12                                 13    8                              
Precip Prob (%)     0    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)  8.7  8.6  9.3  9.2  9.0  9.0  9.2  9.4  9.6  9.9  9.9  9.8  9.8  9.7  9.6  9.4  9.0


...Mount Hood...

Date                    Saturday 10/03/26                       Sunday 10/04/26                    
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        FW   FW   CL   CL   CL   FW   FW   FW   SC   FW   FW   BK   BK   SC   SC   SC   SC
Cloud Cover (%)    10   10    0    0    5    5   10   10   30   10   15   55   65   45   40   30   30
Temperature        46   47   54   56   56   49   49   49   49   49   59   61   59   53   54   53   51
Max/Min Temp                           58                  47                  63                  50
Wind Dir            S   SE   SE   SW   SW    S   SW   SW    S    S    S    W    W    W    W    W    W
Wind (mph)         10   11    9    4    3    6    9   10   10    8    2    2    1    3    5    6    8
Wind Gust (mph)    16   19   18   12   10   12   14   16   17   16   10   10    6                    
Precip Prob (%)     0    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)  9.5  9.5  9.4  9.6  9.9  9.9  9.6  9.6  9.7  9.7 10.0 10.1 10.0  9.9 10.0  9.8  9.5

$$

--- Precip Type Codes ---

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