Suppression Forecast
Issued by NWS Pendleton, OR

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794
FNUS76 KPDT 031753
FWSPDT

Spot Forecast for YTC...Yakima training center FD
National Weather Service Pendleton OR
1053 AM PDT Tue Jun 3 2025

Forecast is based on forecast start time of 0800 PDT on June 04.
***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...Dry conditions, above-normal temperatures, low
afternoon RH, and diurnally driven winds (strongest late afternoon
and overnight) are forecast Wednesday through Thursday. Good
overnight RH recovery is forecast, except moderate along ridges.

.WEDNESDAY...

Sky/weather.........Partly cloudy (25-45 percent).
Chance of pcpn......0 percent.
Chance of lightning.0 percent.
Max temperature.....78-81.
Min humidity........20-25 percent.
Surface winds (mph).Northwest winds 8-12 mph with gusts of 15-20 mph
                    early morning, shifting to the southeast 4-8 mph
                    late morning and afternoon, then becoming northwest
                    4-8 mph in the late afternoon.
Mixing height.......Increasing to 8000-8500 ft AGL by early afternoon.
Transport winds.....Northwest 8-12 mph early morning, shifting to
                    the east to southeast 3-6 mph late morning, then
                    becoming to the northwest 4-6 mph late afternoon.

TIME (PDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM
Chc of ltng (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............58  64  68  71  73  75  76  78  79  77  76  74
RH..............47  40  34  30  28  27  26  24  23  23  25  28
Surface wnd dir.NW  NW  NE   E  SE  SE  SE  SE  SE  NW  NW  NW
Surface wnd spd. 8   8   6   6   6   6   6   6   6   6   8  12
Surface wnd gst.15  15  12              12  12  12  15  15  20

.WEDNESDAY NIGHT...

Sky/weather.........Mostly cloudy (50-60 percent) then becoming
                    mostly clear (10-20 percent).
Chance of pcpn......0 percent.
Chance of lightning.0 percent.
Min temperature.....52-55.
Max humidity........65-70 percent.
Surface winds (mph).Northwest 9-14 mph with gusts of 15-25 mph.
Mixing height.......Decreasing to near surface overnight.
Transport winds.....Northwest 10-15 mph.

.THURSDAY...

Sky/weather.........Sunny (5-15 percent).
Chance of pcpn......0 percent.
Chance of lightning.0 percent.
Max temperature.....80-83.
Min humidity........18-23 percent.
Surface winds (mph).Northwest winds 8-12 mph with gusts of 15-20 mph
                    early morning, shifting to the east to southeast
                    4-8 mph late morning and afternoon, then becoming
                    northwest 4-8 mph in the late afternoon.
Mixing height.......Increasing to 9000-9500 ft AGL by late morning.
Transport winds.....Northwest 8-12 mph early morning, shifting to
                    the east to southeast 3-6 mph late morning, then
                    becoming to the northwest 4-6 mph late afternoon.

$$
Forecaster...Plunkett
Requested by...Shayne Foster
Type of request...OTHER
.TAG 2515284.0/PDT
.DELDT 06/03/25
.FormatterVersion 2.0.0
.EMAIL shayne.c.foster.civ@army.mil