502
FNUS76 KMTR 231518
FWSMTR

Spot Forecast for Castle Hill Pile Burn...Contra Costa County Fire Protection District
National Weather Service San Francisco CA
818 AM PDT Thu May 23 2024

Forecast is based on ignition time of 1000 PDT on May 23.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Warm conditions today with mostly clear skies. Winds
will be mostly moderate and onshore with wind gust increasing by
late afternoon/early evening today. With the onshore push, some
moisture is able to reach inland more today with daytime relative
humidity increasing to 35%, with good overnight humidity
recovery. Some stratus will return overnight then clear early
Friday morning.


.REST OF TODAY...

Sky/weather.........Sunny.
Max temperature.....73-77.
Min humidity........31-35 percent.
Wind (20 ft)........West winds 6 to 9 mph. Gusts up to 21 mph in
                    the afternoon.
CWR.................0 percent.
LAL.................1.
Mixing height.......3500 ft AGL.
Transport winds.....Northwest around 10 mph.
Marine layer........None.

.TONIGHT...

Sky/weather.........Partly cloudy.
Min temperature.....47-51.
Max humidity........81-85 percent.
Wind (20 ft)........Southwest winds around 9 mph with gusts to
                    around 18 mph.
CWR.................0 percent.
LAL.................1.
Mixing height.......400 ft AGL.
Transport winds.....South around 12 mph.
Marine layer........None.

.FRIDAY...

Sky/weather.........Sunny.
Max temperature.....64-68.
Min humidity........58-62 percent.
Wind (20 ft)........Southwest winds 9 to 12 mph with gusts to
                    around 19 mph.
CWR.................1 percent.
LAL.................1.
Mixing height.......2600 ft AGL.
Transport winds.....West around 18 mph.
Marine layer........None.

$$
Forecaster...S_OUDIT
Requested by...Aaron Brunton
Type of request...PRESCRIBED
.TAG 2414701.2/MTR
.DELDT 05/23/24
.FormatterVersion 2.0.0
.EMAIL dwood@cccfpd.org