411
FNUS76 KOTX 041758
FWSOTX

Spot Forecast for Lightning Creek...USFS
National Weather Service Spokane WA
1058 AM PDT Thu Sep 4 2025

Forecast is based on forecast start time of 1100 PDT on September 04.
If conditions become unrepresentative...contact the National Weather
Service.

...HEAT ADVISORY IN EFFECT UNTIL 8 PM PDT THIS EVENING...

.DISCUSSION...

Today will remain hot, dry, and unstable. Winds will remain out
of the east to northeast today becoming more northerly overnight
tonight. Ridge top winds could gusts up to 20 mph this evening
with the lower slopes and valleys being more sheltered from the
strongest gusts this evening. Winds will be lighter on Friday with
a shift to the east to southeast. Friday will remain very warm
and dry. The chance for rain showers increases to 15 percent
Saturday evening, and 30 percent on Sunday. There is also a 20
percent chance for thunderstorms Sunday afternoon. The showers and
thunderstorms will have the potential to produce gusty outflow
winds.

.REST OF TODAY...

Sky/weather.........Sunny. Smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....Lower slope: 83-85
                    Mid to upper slope: 76-80.
Min humidity........Lower slope: 22-25 percent.
                    Upper slope: 33-38 percent.
Wind (20 ft)........East winds 6 to 9 mph.
Mixing height.......6500 ft AGL in the afternoon.
Transport winds.....East 11 to 14 mph.

.TONIGHT...

Sky/weather.........Mostly clear. Haze and smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....Around 53.
Max humidity........80-83 percent for the valleys and lower slopes,
                    49-53 percent for the mid slopes and ridges.
Wind (20 ft)........Northeast winds 5 to 7 mph in the evening shifting
                    to the north-northeast with similar speeds between
                    1900-2000 hours.
Mixing height.......4000 ft AGL falling to near the surface by 2000.
Transport winds.....East 11 to 13 mph.

.FRIDAY...

Sky/weather.........Sunny. Haze and smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....Lower slope: 81-84
                    Mid to upper slope: 74-78.
Min humidity........Lower slope: 22-25 percent.
                    Upper slope: 27-32 percent.
Wind (20 ft)........Variable winds 2 to 5 mph in the morning
                    becoming east to southeast 4 to 7 mph in the afternoon.
Mixing height.......Near surface through 0930 increasing to 6500 ft
                    AGL in the afternoon.
Transport winds.....Northeast 6 to 8 mph.

$$
Forecaster...VT
Requested by...Amanda
Type of request...WILDFIRE
.TAG 2521321.0/OTX
.DELDT 09/04/25
.FormatterVersion 2.0.0
.EMAIL idcdc@firenet.gov