Spot Forecast
Issued by NWS Portland, OR

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FNUS76 KPQR 032248
FWSPQR

Spot Forecast for High Lava Fire...USFS
National Weather Service Portland OR
348 PM PDT Thu Sep 3 2026

Forecast is based on forecast start time of 0600 PDT on September 04.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...A broad area of low pressure will continue to
support shower activity at times over the fire area in addition to
below normal temperatures. However, we`ll once again have a
chance for pop-up thunderstorm activity Friday, mainly 1000 to
1800, with infrequent lightning, erratic outflow winds, and heavy
rain the primary impacts. Otherwise, winds remain fairly light
and terrain driven Friday into Saturday as well.

.FRIDAY...

Sky/weather.........Partly sunny. Slight chance of rain showers with a
slight chance of thunderstorms through the day.
CWR.................6 percent.
Chance of lightning.18 percent.
Max temperature.....61-65.
Min humidity........70 percent.
Wind (20 ft)........
 Slope/valley.......Variable winds around 2 to 5 mph. Gusty and erratic
winds expected near thunderstorms.
 Ridgetop...........Southwest winds around 3 to 7 mph.
Mixing height.......3700 ft AGL.
Transport winds.....West around 5 mph.
12 Hour Rainfall....0.03-0.15 inches

.FRIDAY NIGHT...

Sky/weather.........Partly cloudy. Chance of rain showers, mainly in the
early evening and again overnight.
CWR.................3 percent.
Chance of lightning.8 percent.
Min temperature.....44-48.
Max humidity........90 percent.
Wind (20 ft)........
 Slope/valley.......Light terrain driven winds.
 Ridgetop...........Southwest 2 to 5 mph.
Mixing height.......300 ft AGL.
Transport winds.....West around 6 mph.
12 Hour Rainfall....0.00-0.07 inches

.SATURDAY...

Sky/weather.........Partly sunny. Chance of rain showers.
CWR.................16 percent.
Chance of lightning.14 percent.
Max temperature.....64-68.
Min humidity........67 percent.
Wind (20 ft)........
 Slope/valley.......Light terrain driven winds.
 Ridgetop...........Variable winds of 2 to 6 mph.
Mixing height.......4300 ft AGL.
Transport winds.....Southeast around 6 mph.
12 Hour Rainfall....0.05-0.20 inches

$$
Forecaster...Schuldt
Requested by...Frankie Romero
Type of request...WILDFIRE
.TAG 2621171.0/PQR
.DELDT 09/03/26
.FormatterVersion 2.0.0
.EMAIL fromero@frontiernet.net