Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Hazardous Weather Conditions

Current conditions at

Emigrant Gap, Blue Canyon Nyack Airport (KBLU)

Lat: 39.27611°NLon: 120.70806°WElev: 5282.0ft.

light rain,mist

43°F

6°C

Humidity	100%
Wind Speed	SSE 14 MPH
Barometer	29.67 in (1004.74 mb)
Dewpoint	43°F (6°C)
Visibility	3.00 mi
Wind Chill	36°F (2°C)
Last update	24 Dec 01:00 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

10 Miles ESE Blue Canyon CA

Flood Watch December 24, 01:18am until December 26, 04:00pm

Winter Storm Warning until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Storm Warning

Flood Watch December 24, 01:18am until December 26, 04:00pm
Winter Storm Warning until December 26, 10:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 35 °F
Heavy Rain
and Breezy
Wednesday
High: 43 °F
Rain/Snow and
Breezy
Wednesday Night
Low: 38 °F
Rain/Snow and
Breezy
Christmas Day
High: 37 °F
Heavy Snow
and Breezy
Thursday Night
Low: 29 °F
Heavy Snow
and Breezy
Friday
High: 34 °F
Heavy Snow
Friday Night
Low: 26 °F
Snow then
Chance Snow
Saturday
High: 37 °F
Chance Snow

Detailed Forecast

Overnight

Rain. The rain could be heavy at times. Low around 35. Breezy, with a south wind 21 to 23 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

Wednesday

Rain and snow, becoming all rain after 5pm. The rain could be heavy at times. High near 43. Breezy, with a south wind 18 to 23 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Wednesday Night

Rain before 7pm, then rain and snow. Steady temperature around 38. Breezy, with a south wind 17 to 22 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Christmas Day

Snow. The snow could be heavy at times. High near 37. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 29. Breezy, with a south southwest wind around 22 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

Friday

Snow. The snow could be heavy at times. High near 34. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Friday Night

Snow, mainly before 10pm. Low around 26. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Saturday

A chance of snow, mainly before 10am. Mostly sunny, with a high near 37.

Saturday Night

Mostly clear, with a low around 27.

Sunday

Sunny, with a high near 40.

Sunday Night

Mostly clear, with a low around 30.