558
FNUS75 KREV 190430
FWSREV

Spot Forecast for Ash Creek RX Assist...CAL FIRE/LMU
National Weather Service Reno NV
930 PM PDT Fri Sep 18 2026

Forecast is based on ignition time of 0700 PDT on September 20.
If conditions become unrepresentative...contact the National
Weather Service in Reno.

.DISCUSSION...

* Dry and mild weather prevails through the weekend and into next
  week.

* Temperatures look to hang around the low 80s this weekend and
  much of next week.

* Winds will be light and diurnally-driven through next week, with
  typical afternoon breezes.


.SUNDAY...

Sky/Weather.........Mostly cloudy then becoming partly cloudy.
Temperature.........39 at ignition...Max 80-82.
RH..................63% at ignition...Min 16-18%.
20-Foot Winds.......Winds east at 3 mph at ignition...otherwise
                    Southeast around 5-8 mph gusting up to 15 mph.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......200-500 ft agl then 9,000-10,000 ft agl in the
                    afternoon.
Transport Winds.....Southeast around 10 mph.
Ventilation.........Poor to very good.

.SUNDAY NIGHT...

Sky/Weather.........Partly cloudy.
Temperature.........Min 42-44.
RH..................Max 55-58%.
20-Foot Winds.......Southeast 2-4 mph.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......600 ft agl.
Transport Winds.....South around 10 mph in the evening becoming
                    light.
Ventilation.........Very good to poor.

.MONDAY...

Sky/Weather.........Partly cloudy.
Temperature.........Max 81-84.
RH..................Min 15-18%.
20-Foot Winds.......North around 5-8 mph gusting up to 15 mph in
                    the afternoon.
Chc Wetting Rain....0%.
Chance of thunder...0%.
Mixing Height.......200-500 ft agl then 10,000-11,000 ft agl in the
                    afternoon.
Transport Winds.....Light winds becoming northeast around 10 mph in
                    the afternoon.
Ventilation.........Poor to very good.

$$
Forecaster...Collins
Requested by...Larry Turman
Type of request...PRESCRIBED
.TAG 2622000.0/REV
.DELDT 09/19/26
.FormatterVersion 2.0.0
.EMAIL larry.turman@fire.ca.gov