Knightsen, CA

8:12 PM PDT on October 22, 2019 (GMT -0700)
Sandmound Slough | | Change Station
Active Advisory: Fire Weather Warning

Elev -3 ft 37.99 °N, 121.63 °W | Updated 43 seconds ago

Clear
Clear
68.2 °F
Feels Like 68.2 °F
N
0
Wind Variable Wind from SW
Gusts 0.0 mph

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 30.05 in
Visibility 10.0 miles
Clouds Clear
Dew Point 51 °F
Humidity 54%
Rainfall 0.00 in
Snow Depth Not available.
7:21 AM 6:19 PM
Waning Crescent, 32% visible
METAR KLVK 230253Z 00000KT 10SM CLR 22/04 A3005 RMK AO2 SLP174 T02170044 55004
Pressure 30.05 in
Visibility 10.0 miles
Clouds Clear
Dew Point 51 °F
Humidity 54%
Rainfall 0.00 in
Snow Depth Not available.
7:21 AM 6:19 PM
Waning Crescent, 32% visible
METAR KLVK 230253Z 00000KT 10SM CLR 22/04 A3005 RMK AO2 SLP174 T02170044 55004

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10-Day Weather Forecast

Almanac

Astronomy

Oct. 22, 2019 Rise Set
Actual Time
Civil Twilight
Nautical Twilight
Astronomical Twilight
Moon
Length of Visible Light
Length of Day
Tomorrow will be .
, % of the Moon is Illuminated

Today's Extremes

State Highs State Lows

Community

WunderPhotos

Category 6

Welcome to Category 6. This is the collective home for Weather Underground's featured writeups by Dr. Jeff Masters (right), Bob Henson (left), Chris Burt, and other regular contributors.

Nearby

Air Quality

  Air Quality AQ Index Pollutant
Not available.

Snow Depth

Station Depth Elevation

Earthquake Activity

City Distance Mag. Time & Date
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature

Stations

Nearby Weather Stations

Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

Fire Weather Warning
Issued: 9:27 AM PDT Oct. 22, 2019 – National Weather Service

... Red flag warning in effect from 3 PM Wednesday to 4 PM PDT
Thursday for the East Bay valleys for fire weather zone 510...

The National Weather Service in San Francisco has issued a red
flag warning, which is in effect from 3 PM Wednesday to 4 PM PDT
Thursday.

* Affected area... fire weather zone 510. The East Bay valleys.

* Wind... northeast winds 15 to 25 mph with gusts 35 mph.

* Humidity... 12 to 28 percent with little or no recovery Wednesday
night into Thursday morning.

* Highest threat... eastern Contra Costa County where strong winds
from the Central Valley will filter into the East Bay interior
valleys.

* Impacts... any fires that develop will likely spread rapidly.

Precautionary/preparedness actions...

A red flag warning means that critical fire weather conditions
are either occurring now... or will shortly. A combination of
strong winds... low relative humidity... and warm temperatures can
contribute to extreme fire behavior.