Spot Forecast
Issued by NWS Portland, OR

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FNUS76 KPQR 200043
FWSPQR

Spot Forecast for Whisky Creek...Forest Service
National Weather Service Portland OR
543 PM PDT Thu Sep 19 2024

Forecast is based on forecast start time of 0600 PDT on September 20.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...High pressure will maintain northwest flow with temps
and relative humidity more typical of late Sept through start of
next week. Winds will decrease through Friday becoming more variable
and terrain-driven for Saturday. Relative humidity will trend downward
but overnight RH recoveries remain good.

.FRIDAY...

Sky/weather.........Partly cloudy then becoming mostly sunny.
CWR.................1 percent.
LAL.................1.
Max temperature.....Around 55 to 59.
Min humidity........50 to 55 percent.
Wind (20 ft)........
 Slope/valley.......West winds 6 to 8 mph. Gusts up to 22 mph in
                    the morning.
 Ridgetop...........West winds 7 to 11 mph. Gusts up to 28 mph in
                    the morning.
Mixing height.......Rising to 2500 ft AGL by midday.
Haines Index........3 (very low).

.FRIDAY NIGHT...

Sky/weather.........Mostly clear.
CWR.................0 percent.
LAL.................1.
Min temperature.....Around 42 to 47.
Max humidity........76 to 84 percent.
Wind (20 ft)........
 Slope/valley.......West winds 5 to 7 mph in the evening becoming
                    light drainage/downslope winds.
 Ridgetop...........West winds 3 to 5 mph in the evening becoming
                    light.
Mixing height.......Falling to 500 ft AGL.
Haines Index........3 (very low).

.SATURDAY...

Sky/weather.........Mostly sunny then becoming partly cloudy.
CWR.................0 percent.
LAL.................1.
Max temperature.....Around 64 to 69.
Min humidity........38 to 45 percent.
Wind (20 ft)........
 Slope/valley.......Light winds becoming northerly around 5 mph in the
                    afternoon.
 Ridgetop...........Light winds becoming north around 5 to 7 mph in the
                    afternoon.
Mixing height.......Rising to 3500 ft AGL by midday.
Haines Index........2 (very low).

$$
Forecaster...Hall/Schuldt
Requested by...Nathaniel Markson
Type of request...WILDFIRE
.TAG 2422489.4/PQR
.DELDT 09/19/24
.FormatterVersion 2.0.0
.EMAIL Nathaniel_Markson@firenet.gov