680
FNUS76 KPDT 291233
FWSPDT

Spot Forecast for Space Cow...USFS
National Weather Service Pendleton OR
433 AM PST Thu Jan 29 2026

Forecast is based on ignition time of 0700 PST on January 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 the
   transport wind multiplied by the mixing
   height in 100`s of feet. Index categories
   are a generalized indicator only.***

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

.DISCUSSION...

light and variable winds (under 5 mph) through the day will
increase slightly out of the southwest between 4 and 7 pm but
remain under 10 mph. Showers might occur, but the rain shadow will
result in less than 15 percent chance for any measurable precipitation
and virtually no chance for a wetting rain.



.REST OF TODAY...

Sky/weather.........Cloudy (85-95 percent). Chance of rain early in
                    the morning, then slight chance of rain in the
                    late morning and early afternoon. Chance of
                    rain late in the afternoon.
CWR.................2 percent.
Chance of lightning.0 percent.
Max temperature.....46-49.
Min humidity........66-71 percent.
Wind (20 ft)........Light winds.
Ridgetop wind.......Light winds.
Mixing height.......1400 ft AGL.
Transport winds.....Southwest 6 to 9 mph.
Ventilation Index...Poor (80-90) decreasing to poor (50-90) in the
                    afternoon.

TIME (PST)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............30  31  34  37  41  44  44  45  46  45  43  41
RH..............98  100 98  89  83  75  73  71  71  71  75  80
20 FT wind dir..SE  SE  SE  S   S   S   SW  SW  SW  W   W   W
20 FT wind spd..3   3   3   3   3   3   3   3   3   3   3   3
20 FT wind gust.            5   5   5   5   5   5

.TONIGHT...

Sky/weather.........Cloudy (90-100 percent). Chance of rain early
                    in the evening, then slight chance of rain
                    early in the evening.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....32-35.
Max humidity........81-86 percent.
Wind (20 ft)........Light winds.
Ridgetop wind.......Light winds.
Mixing height.......1000 ft AGL.
Transport winds.....Southwest 6 to 7 mph.
Ventilation Index...Poor (50-60).

.FRIDAY...

Sky/weather.........Mostly cloudy (75-85 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....52-55.
Min humidity........48-53 percent.
Wind (20 ft)........Light winds.
Ridgetop wind.......Light winds.
Mixing height.......2800 ft AGL.
Transport winds.....Southwest 6 to 9 mph increasing to 13 to 20 mph
                    in the afternoon.
Ventilation Index...Poor to fair (50-260) increasing to poor to
                    fair (90-260) in the afternoon.

$$
Forecaster...Russell
Requested by...Kiel Wood
Type of request...PRESCRIBED
.TAG 2601282.0/PDT
.DELDT 01/29/26
.FormatterVersion 2.0.0
.EMAIL kiel.wood@usda.gov