866
FNUS76 KOTX 282139
FWSOTX

Spot Forecast for Pomas Fire...USFS
National Weather Service Spokane WA
239 PM PDT Sat Jun 28 2025

Forecast is based on forecast start time of 0700 PDT on June 29.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Sunny with very warm temperatures and dry conditions under a ridge
of high pressure today. Winds will be light and diurnally driven.
Poor relative humidity recover at thermal belts between 4500 and
5500 feet. Monday and Tuesday will be hot and dry with a deep mixing
height up to between 10000 and 11000 feet. A shift in winds from the
west is expected late in the afternoon Monday and Tuesday.

.SUNDAY...

Sky/weather.........Sunny.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....Ridge tops (7000 ft): 69.
                    Mid-slopes (5000 ft): 80.
                    Valley bottom (3700 ft): 86.
Min humidity........Ridge tops (7000 ft): 33 percent.
                    Valley bottom (3700 ft): 23 percent.
Wind (20 ft)........Valleys: Upvalley winds 2 to 5 mph.
                    Mid slopes/Ridges: Upslope winds 3 to 8 mph.
Mixing height.......Inversion lifting between 1200 and 1300 PDT.
                    Mixing heights increasing from around
                    1500 ft AGL in the morning to 5500 ft AGL by
                    1500 PDT.
Transport winds.....East-Southeast 2 to 5 mph in the morning
                    becoming southeast 4 to 9 mph in the
                    afternoon.

.SUNDAY NIGHT...

Sky/weather.........Clear.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....Ridge top (7000 ft): 51.
                    Mid slopes (5000-6000 ft): 64.
                    Valley bottom (3700 ft): 59.
Max humidity........Mid slopes/Ridge tops: 39 percent.
                    Valley bottom (3700 ft): 51 percent.
Wind (20 ft)........Upslope/UpValley winds 3 to 6 mph in the
                    evening switching downslope/downvalley
                    1 to 4 mph after 2000 PDT.
Mixing height.......5000 ft AGl in the evening falling to near
                    surface after 2100 PDT.
Transport winds.....Southeast 4 to 8 mph in the evening
                    becoming downslope/downvalley 1 to 4 mph
                    after 2100 PDT.

.MONDAY...

Sky/weather.........Sunny.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....Ridge tops (7000 ft): 73.
                    Mid-slopes (5000 ft): 84.
                    Valley bottom (3700 ft): 90.
Min humidity........Ridge tops (7000 ft): 32 percent.
                    Valley bottom (3700 ft): 21 percent.
Wind (20 ft)........Downslope/Downvalley 1 to 4 mph early in
                    the morning becoming upslope/upvalley 3 to
                    8 mph after 0900 PDT. Winds switching west-
                    northwest after 1700 PDT and increasing 5 to
                    10 mph on ridge tops.
Mixing height.......Inversion breaking between 1100 and 1200 PDT.
                    Mixing height around 2500 ft AGL in the
                    morning increasing to 10000 ft AGL by 1400 PDT.
Transport winds.....South-Southwest 3 to 6 mph in the morning
                    shifting to the west 5 to 9 mph in the
                    afternoon.

$$
Forecaster...SVH
Requested by...Mike Heston
Type of request...WILDFIRE
.TAG 2516503.6/OTX
.DELDT 06/28/25
.FormatterVersion 2.0.0
.EMAIL 2025.pomas.plans@firenet.gov