028
FNUS76 KPDT 291333
FWSPDT

Spot Forecast for Galena 40c/41...USFS
National Weather Service Pendleton OR
633 AM PDT Tue Sep 29 2026

Forecast is based on ignition time of 0700 PDT on September 29.
***Thunderstorms imply gusty and erratic winds      ***
***Winds are 20 foot 10-minute averages             ***
***CWR: Chance of wetting rain 0.10 or greater      ***
***Ventilation Index is derived from transport wind
   multiplied by the mixing height in 100`s of ft.
   Categories are a generalized indicator only:
   low (< 200), moderate (200-500), high (500-700),
   and very high (> 700).                           ***

If you have questions or concerns with this forecast, please
contact our office at (541) 276-8134.

.DISCUSSION...Light winds will become mainly northwest winds
today, with winds persisting through tomorrow. Afternoon RHs
will be in the mid 20s today, then increase into the mid 30s
tomorrow afternoon. Overnight recovery will be excellent.

.REST OF TODAY...

Sky/weather.........Sunny (15-25 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....72-75.
Min humidity........26-31 percent.
Wind (20 ft)........Light winds becoming northwest 5 to 10 mph
after 9AM.
Ridgetop wind.......North winds 3 to 6 mph shifting to the
northwest 6 to 12 mph after 9AM.
Mixing height.......4200 ft AGL early in the morning.
Transport winds.....West 6 to 14 mph.
Ventilation Index...Low (40) increasing to moderate (420) in the
                    afternoon.

TIME (PDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
Chc of ltng (%).0      0      0      0      0      0
Temp............39     49     63     70     71     68
RH..............65     47     34     31     31     39
20 ft wind......N 2    NW 4   NW 6   NW 8   NW 9   NW 9
20 ft wind gust.       5      8      10     13     15

.TONIGHT...

Sky/weather.........Mostly clear (15-25 percent) then becoming
                    mostly cloudy (50-60 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....41-44.
Max humidity........94-99 percent.
Wind (20 ft)........Northwest winds 4 to 8 mph.
Ridgetop wind.......Northwest winds 6 to 12 mph decreasing to
5 to 8 mph around 8PM.
Mixing height.......2000 ft AGL early in the evening.
Transport winds.....Northwest 8 to 12 mph.
Ventilation Index...Low (110) decreasing to low (30) overnight.

.WEDNESDAY...

Sky/weather.........Mostly sunny (25-35 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....71-74.
Min humidity........35-40 percent.
Wind (20 ft)........Northwest winds 4 to 8 mph.
Ridgetop wind.......Northwest winds 5 to 10 mph.
Mixing height.......4000 ft AGL early in the morning.
Transport winds.....West 8 to 13 mph.
Ventilation Index...Low (70) increasing to moderate (380) in the
                    afternoon.

$$
Forecaster...Lawhorn
Requested by...Brandon Borden
Type of request...PRESCRIBED
.TAG 2622342.8/PDT
.DELDT 09/29/26
.FormatterVersion 2.0.0
.EMAIL Brandon.Borden@usda.gov