222
FNUS76 KPDT 140316
FWSPDT

Spot Forecast for Kachess Comples...USFS
National Weather Service Pendleton OR
816 PM PDT Tue Aug 13 2024

Forecast is based on forecast start time of 0600 PDT on August 14.
***Thunderstorms imply gusty and erratic winds***
***Winds are 20 foot 10-minute averages***
***CWR-Chance of wetting rain 0.10 or greater***

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

.DISCUSSION...Dry weather is expected through Wednesday night, with
a slight chance (20%) of rain showers Thursday afternoon.  Temperatures
will be cooler, with highs only around 70 degrees on Wednesday and in the
60s on Thursday, and overnight lows in the lower 50s.  With the cooler
temperatures, will come higher humidities with MIN RH values around
50 to 55 percent on Wednesday and and 55 to 60 percent on Thursday.
Overnight recoveries will be excellent.  Winds will generally be 10 mph
or less.

.WEDNESDAY...

Sky/weather.........Sunny (15-25 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....Around 70.
Min humidity........51-56 percent.
Wind (20 ft)........West winds 5 to 10 mph.
Ridgetop wind.......Northwest winds 5 to 10 mph
Mixing height.......3500 ft AGL in the afternoon.
Transport winds.....Northwest 6 to 10 mph.
Haines Index........2 to 3 or very low potential for large plume
                    dominated fire growth.

TIME (PDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Temp............49     51     55     62     66     67
RH..............86     86     76     64     59     57
20 ft wind......W 6    W 6    W 6    W 7    W 8    W 8
20 ft wind gust.7

.WEDNESDAY NIGHT...

Sky/weather.........Mostly clear (20-30 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....50-53.
Max humidity........80-85 percent.
Wind (20 ft)........Northwest winds 5 to 8 mph.
Ridgetop wind.......Northwest winds around 10 mph.
Mixing height.......2200 ft AGL in the evening, decreasing
                    to around 600 ft AGL by daybreak.
Transport winds.....Northwest 8 to 9 mph.
Haines Index........2 to 3 or very low potential for large plume
                    dominated fire growth.

.THURSDAY...

Sky/weather.........Mostly sunny (25-35 percent). Slight chance (20%) of
                    rain showers late in the afternoon.
CWR.................8 percent.
LAL.................1.
Max temperature.....66-69.
Min humidity........57-62 percent.
Wind (20 ft)........West winds 5 to 10 mph.
Ridgetop wind.......Northwest winds around 10 mph.
Mixing height.......3900 ft AGL early in the morning.
Transport winds.....Northwest 6 to 10 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Nierenberg
Requested by...Mike Starkovich
Type of request...WILDFIRE
.TAG 2420226.0/PDT
.DELDT 08/13/24
.FormatterVersion 2.0.0
.EMAIL michael.starkovich@usda.gov