National Weather Service United States Department of Commerce

Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)
 
 DATE                    MONDAY 12/29/25                         TUESDAY 12/30/25                   
 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        SC   SC   SC   SC   SC   SC   SC   BK   SC   SC   CL   FW   CL   FW   FW   FW   FW
 CLOUD COVER (%)    50   40   35   30   35   35   45   50   50   30    5    5    5   10    5   10   25
 TEMPERATURE        19   20   27   30   27   26   26   26   25   26   32   35   33   30   29   30   28
 MAX/MIN TEMP                           30                  23                  35                  24
 WIND DIR           SW   SW   SW    W    W   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW   SW
 WIND (MPH)         12   12   10    9    9   11   11   11   12   12   10   10   11   16   18   18   17
 WIND GUST (MPH)                                                                                      
 PRECIP PROB (%)     0    0    0    0    5    5    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
 6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
 SNOW LEVEL (KFT)  3.2  3.4  4.0  4.3  4.2  4.3  4.5  4.7  4.8  5.1  5.4  5.9  5.5  5.5  5.6  4.7  4.7
 
 

--- PRECIP TYPE CODES --- 
CODE   TYPE
 T     THUNDERSTORMS
 R     RAIN
 S     SNOW
 I     SLEET
 Z     FREEZING RAIN