Suppression Forecast
Issued by NWS Portland, OR

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FNUS76 KPQR 220112
FWSPQR

Spot Forecast for Spring Creek...USFS MH
National Weather Service Portland OR
612 PM PDT Mon Aug 21 2017

Forecast is based on request time of 1800 PDT on August 21.
If conditions become unrepresentative...contact the National Weather
Service Portland, Oregon office.

.DISCUSSION...An upper ridge will move east of the area tonight
and Tuesday and the upper flow will become more southwesterly.
The associated thermal trough will dissipate and move east of the
Cascades tonight for a return to seasonal onshore low level flow.
The airmass remains relatively mild with a gradual increase of
humidities Tuesday and Wednesday. More clouds expected for
Wednesday night with showers possible.

.TONIGHT...

Sky/weather.........Clear. Patchy smoke.
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Min temperature.....52-57.
Max humidity........65-70 percent.
Wind (20 ft)........
 Slope/valley.......East winds 4 to 8 mph becoming downslope around
                    5 mph.
 Ridgetop...........East to southeast 4-8 mph becoming variable less
than 5 mph late tonight.
Haines Index(High)..4 (low).
Haines Index (Mid)..6 (high).
Rainfall amount.....0.00 inches.

.TUESDAY...

Sky/weather.........Sunny. Patchy smoke.
CWR.................0 percent.
Chance of pcpn......10 percent.
LAL.................1.
Max temperature.....82-87.
Min humidity........30-35 percent.
Wind (20 ft)........
 Slope/valley.......Upslope 2 to 6 mph becoming northwest 5 to 7
                    mph in the afternoon.
 Ridgetop...........Light southwest winds in the morning becoming
5 to 10 mph with gusts to 20 mph in the afternoon.
Haines Index(High)..5 (moderate).
Haines Index (Mid)..4 (low).
Rainfall amount.....0.00 inches.

.TUESDAY NIGHT...

Sky/weather.........Clear. Patchy smoke.
CWR.................0 percent.
Chance of pcpn......10 percent.
LAL.................1.
Min temperature.....51-56.
Max humidity........89-94 percent.
Wind (20 ft)........
 Slope/valley.......Northwest winds 6 to 8 mph becoming downslope
                    2 to 5 mph after midnight.
 Ridgetop...........Northwest winds 10 to 15 mph.
Haines Index(High)..4 (low).
Haines Index (Mid)..4 (low).
Rainfall amount.....0.00 inches.

.WEDNESDAY...

Sky/weather.........Sunny. Patchy smoke.
CWR.................0 percent.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....80-85.
Min humidity........38-43 percent.
Wind (20 ft)........
 Slope/valley.......Upslope winds 3 to 5 mph becoming northwest
5 to 9 mph in the afternoon.
 Ridgetop...........West winds 10 to 15 mph with gusts to 25 mph.
Haines Index(High)..4 (low).
Haines Index (Mid)..4 (low).
Rainfall amount.....0.00 inches.

$$
Forecaster...Jensen
Requested by...Doug Currie
Type of request...WILDFIRE
.TAG 1714684.0/PQR
.EMAIL columbiadispatch@gmail.com


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