Suppression Forecast
Issued by NWS Pendleton, OR

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485
FNUS76 KPDT 241821
FWSPDT

Spot Forecast for SOAK...Tygh Valley Rural Volunteer Fire Depatment
National Weather Service Pendleton OR
1121 AM PDT Sat May 24 2025

Forecast is based on forecast start time of 1200 PDT on May 24.
***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...High pressure will give the site dry and unseasonably
warm conditions through tonight. Prevailing afternoon winds today
will becoming northeast around 9 mph this afternoon though higher
terrain around the site may sheltered it from the winds to some
extent. Tomorrow, even warmer temperatures and instability will
give the site a 15-20 percent chance of thunderstorms in the
afternoon and early evening. Northwest winds will increase to 10 to
15 mph with gusts to 25 mph during the afternoon and may reach 30
to 40 mph if thunderstorm outflow winds develop.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent).
Chance of pcpn......0 percent.
Chance of lightning.0 percent.
Max temperature.....82-85.
Min humidity........22-27 percent.
Surface winds (mph).Light winds becoming northeast 5 to 10 mph late
                    in the afternoon.
Mixing height.......5900 ft AGL in the afternoon.
Transport winds.....Southeast 5 to 6 mph shifting to the northeast
                    around 6 mph late in the afternoon.

TIME (PDT)      12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............74  77  80  81  82  83  82  80  77  71  67  63
RH..............37  33  31  28  27  27  28  30  36  43  49  56
Surface wnd dir.E   E   NE  NE  NE  NE  NE  NE  N   N   N   NW
Surface wnd spd.4   4   5   5   5   9   9   9   10  10  10  6
Surface wnd gst.                                            7

.TONIGHT...

Sky/weather.........Mostly clear (10-20 percent).
Chance of pcpn......0 percent.
Chance of lightning.0 percent.
Min temperature.....52-55.
Max humidity........74-79 percent.
Surface winds (mph).North to northeast winds 6 to 9 mph becoming
                    light overnight.
Mixing height.......700 ft AGL.
Transport winds.....North 6 to 9 mph becoming light.

.SUNDAY...

Sky/weather.........Sunny (15-25 percent) then becoming partly
                    sunny (55-65 percent). Chance of rain showers
                    and slight chance of thunderstorms late in the
                    afternoon.
Chance of pcpn......50 percent.
Chance of lightning.17 percent.
Max temperature.....82-85.
Min humidity........30-35 percent.
Surface winds (mph).Light winds becoming north 6 to 11 mph early in
                    the afternoon then becoming northwest 10 to 16
                    mph with gusts to 22 mph in the late afternoon.
                    the afternoon.
Mixing height.......5600 ft AGL.
Transport winds.....Light winds becoming northwest 8 to 15 mph in
                    the afternoon.

$$
Forecaster...Perry
Requested by...Paul La Plante
Type of request...OTHER
.TAG 2514618.0/PDT
.DELDT 05/24/25
.FormatterVersion 2.0.0
.EMAIL tvrfpd@gmail.com