437
FNUS75 KREV 230413
FWSREV

Spot Forecast for Hartley...USDA Forest Service
National Weather Service Reno NV
913 PM PDT Wed May 22 2024

Forecast is based on ignition time of 0900 PDT on May 23.
If conditions become unrepresentative...contact the National
Weather Service in Reno.

.DISCUSSION...

* Light winds are anticipated in the morning on Thursday underneath
  sunny skies before winds increase a bit and become mostly
  southwesterly by the afternoon hours.

* Cloud cover increases in the area by the late afternoon and evening
  hours on Thursday with a slight chance (~10%) for an isolated
  light shower or two within the region before winds decrease
  going into the night.

* Forecast models currently show chances (10-20%) for afternoon
  and evening showers and thunderstorms beginning on Friday and
  Memorial Day while they have backed off on precipitation chances
  over the holiday weekend.

.THURSDAY...

Sky/Weather.........Sunny.
Temperature.........49-51 at ignition...Max 62-64.
RH..................34-36% at ignition...Min 23-25%.
20-Foot Winds.......Winds west at 3 mph at ignition...otherwise
                    Upslope 3-7 mph becoming southwest 7-9 mph late
                    in the afternoon gusting up to around 15 mph.
LAL.................1.
Chc Wetting Rain....0%.
Mixing Height.......5900-6900 ft agl.
Transport Winds.....West around 15 mph.
Ventilation.........Good to excellent.
Haines Index........3 at ignition...max 3.

.THURSDAY NIGHT...

Sky/Weather.........Partly cloudy then becoming mostly cloudy then
                    becoming partly cloudy.
Temperature.........Min 36-38.
RH..................Max 61-63%.
20-Foot Winds.......Southwest winds 7-9 mph in the evening becoming
                    light.
LAL.................1.
Chc Wetting Rain....5%.
Mixing Height.......900-1400 ft agl.
Transport Winds.....Southwest 10-15 mph.
Ventilation.........Good to poor.
Haines Index........3.

.FRIDAY...

Sky/Weather.........Mostly cloudy then becoming partly cloudy.
                    Slight chance of showers in the afternoon.
Temperature.........Max 59-61.
RH..................Min 25-27%.
20-Foot Winds.......Upslope 3-7 mph becoming southwest 8-13 mph.
LAL.................1.
Chc Wetting Rain....5%.
Mixing Height.......6100-7100 ft agl.
Transport Winds.....Southwest 15-20 mph increasing to around 25 mph
                    late in the afternoon.
Ventilation.........Marginal to fair increasing to excellent in the
                    afternoon.
Haines Index........3.

$$
Forecaster...Chyba
Requested by...Nate Allen
Type of request...PRESCRIBED
.TAG 2414554.4/REV
.DELDT 05/23/24
.FormatterVersion 2.0.0
.EMAIL nathan.j.allen@usda.gov