787
FNUS76 KPDT 121151
FWSPDT

Spot Forecast for Williams Mine...Klickitat County Fire District 1
National Weather Service Pendleton OR
451 AM PDT Mon Aug 12 2024

Forecast is based on forecast start time of 0600 PDT on August 12.
***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...A frontal system passing through the region today
will make for some breezy westerly winds in the area, however
showers are not anticipated, and any that form are expected to
remain largely west of the Cascades. Winds become lighter Tuesday
onward, with temperatures trending toward more seasonable
readings, making for improved RH recoveries.

.TODAY...

Sky/weather.........Mostly sunny (25-35 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....74-77.
Min humidity........30-35 percent.
Wind (20 ft)........West winds 7 to 14 mph. Gusts up to 20 mph late
                    in the afternoon.
Ridgetop wind.......West winds 10 to 15 mph with gusts up to 25 mph
                    late in the afternoon.
Mixing height.......4400 ft AGL by the afternoon.
Transport winds.....West 12 to 18 mph.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

TIME (PDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Temp............47     54     62     69     72     73
RH..............100    84     61     43     37     36
20 ft wind......NW 5   NW 7   W 7    W 8    W 13   W 14
20 ft wind gust.13     14     14     14     18     20

.TONIGHT...

Sky/weather.........Partly cloudy (30-40 percent) then becoming
                    mostly cloudy (50-60 percent) then becoming
                    partly cloudy (40-50 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....45-48.
Max humidity........95-100 percent.
Wind (20 ft)........West-Northwest winds 5 to 10 mph with gusts to
                    around 18 mph early in the evening.
Ridgetop wind.......Northwest winds 6 to 12 mph.
Mixing height.......1600 ft AGL early in the evening, becoming near-
                    surface overnight.
Transport winds.....West-Northwest 6 to 12 mph.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

.TUESDAY...

Sky/weather.........Mostly sunny (25-35 percent). Haze late in the
                    afternoon.
CWR.................0 percent.
LAL.................1.
Max temperature.....71-74.
Min humidity........42-47 percent.
Wind (20 ft)........West winds 5 to 10 mph. Gusts up to 15 mph.
Ridgetop wind.......Northwest winds 6 to 12 mph.
Mixing height.......4400 ft AGL by the afternoon.
Transport winds.....Northwest 6 to 12 mph.
Haines Index........2 to 3 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Evans
Requested by...Mark Henrichs
Type of request...WILDFIRE
.TAG 2419990.1/PDT
.DELDT 08/12/24
.FormatterVersion 2.0.0
.EMAIL mark_henrichs@firenet.gov