Spot Forecast
Issued by NWS Portland, OR

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764
FNUS76 KPQR 211203
FWSPQR

Spot Forecast for Sandstone Fire...USFS
National Weather Service Portland OR
503 AM PDT Sat Sep 21 2024

Forecast is based on forecast start time of 0500 PDT on September 21.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...High pressure will maintain light north to northwest
flow aloft today into Sunday. A weak front will be approaching
later Sunday, with onshore flow increasing Sunday afternoon. This
front will push across the burn area Sunday night, but no rain
expected.


.TODAY...
Sky/weather.........Mostly sunny.
CWR.................0 percent.
LAL.................1.
Max temperature.....62 to 65.
Min humidity........30 to 35 percent.
Wind (20 ft)........
 Slope/valley.......Variable 0-2 mph, becoming northwest 2-4 mph
                      by late morning.
 Ridgetop...........North to northeast 1-4 mph, becoming north
                      3-6 mph by late morning.
Transport winds.....North 10 mph.
Haines Index........3 (very low).

.SATURDAY NIGHT...
Sky/weather.........Mostly clear.
CWR.................0 percent.
LAL.................1.
Min temperature.....near 45.
Max humidity........55 to 65 percent.
Wind (20 ft)........
 Slope/valley.......Light drainage.
 Ridgetop...........North 2-5 mph early, then northeast 1-5 mph.
Transport winds.....North 5 to 10 mph.
Haines Index........3 (very low).

.SUNDAY...
Sky/weather.........Mostly sunny early, then partly cloudy.
CWR.................0 percent.
LAL.................1.
Max temperature.....near 65.
Min humidity........35 to 45 percent.
Wind (20 ft)........
 Slope/valley.......Variable 0 to 3 mph in the morning, then
                      becoming west 2 to 4 mph.
 Ridgetop...........Northeast 1-5 mph early, then north to northwest
                      2-5 mph. Later in the afternoon, wind
                      northwest 4-8 mph.
Transport winds.....North 5 mph, becoming northwest 10 mph in the
                      afternoon.
Haines Index........3 (very low).


$$
Forecaster...Rockey
Requested by...Carson Kerr IC
Type of request...WILDFIRE
.TAG 2422454.5/PQR
.DELDT 09/21/24
.FormatterVersion 2.0.0
.EMAIL carson.kerr@usda.gov