945
FNUS76 KMTR 251821
FWSMTR

Spot Forecast for Caada Rx Burn...CALFIRE SAN MATEO-SANTA CRUZ-CZU
National Weather Service San Francisco CA
1121 AM PDT Wed Sep 25 2024

Forecast is based on ignition time of 0000 PDT on September 26.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Robust and deep onshore flow continues through
today and Thursday as an upper level trough moves through the
Pacific Northwest. This will keep overnight humidity recovery and
daytime retention high in the 50-60% range. Light winds turn
offshore briefly Friday morning, eroding the marine layer and
allowing daytime RH to fall into the 35-40% range during the late
morning and early afternoon. Winds become northwest by mid-to-late
Friday afternoon as the seabreeze returns, resulting in good RH
recovery Friday night/Saturday morning.

.REST OF TONIGHT...

Sky/weather.........Partly cloudy.
Min temperature.....53-57.
Max humidity........92-96 percent.
Wind (20 ft)........Southwest winds 5 to 6 mph.
CWR.................0 percent.
LAL.................1.
Mixing height.......200 ft AGL.
Transport winds.....West around 6 mph.
Marine layer........1500ft.

.THURSDAY...

Sky/weather.........Sunny. Patchy fog in the morning.
Max temperature.....76-80.
Min humidity........54-58 percent.
Wind (20 ft)........Light winds becoming west 5 to 16 mph in the
                    afternoon.
CWR.................0 percent.
LAL.................1.
Mixing height.......1200 ft AGL.
Transport winds.....Northwest around 6 mph.
Marine layer........1200ft.

.THURSDAY NIGHT...

Sky/weather.........Clear.
Min temperature.....53-57.
Max humidity........80-84 percent.
Wind (20 ft)........West winds 5 to 15 mph in the evening becoming
                    light.
CWR.................0 percent.
LAL.................1.
Mixing height.......100 ft AGL.
Transport winds.....West around 6 mph.
Marine layer........1000ft.

.FRIDAY...

Sky/weather.........Sunny.
Max temperature.....83-87.
Min humidity........39-43 percent.
Wind (20 ft)........Light winds becoming northwest 5 to 13 mph in
                    the afternoon.
CWR.................0 percent.
LAL.................1.
Mixing height.......1200 ft AGL.
Transport winds.....North around 5 mph.
Marine layer........None.

$$
Forecaster...D_BEHRINGER
Requested by...Sarah Collamer
Type of request...PRESCRIBED
.TAG 2422975.0/MTR
.DELDT 09/25/24
.FormatterVersion 2.0.0
.EMAIL sarah.collamer@fire.ca.gov