Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Clayton Lake (K40B)

Lat: 46.62° N Lon: 69.53° W Elev: 1030 ft.

Humidity	NA
Wind Speed	NA
Barometer	NA
Dewpoint	NA
Visibility	NA
Last update	* Not a current observation *

More Information:

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

Detailed forecast for

Northern Piscataquis

Tonight

Snow after midnight. Snow accumulation around an inch. Cold with lows around 6 above. Temperature rising to around 13 after midnight. Southwest winds around 5 mph. Chance of snow near 100 percent.

Christmas Day

Snow in the morning, then isolated snow showers in the afternoon. Total snow accumulation of 1 to 3 inches. Cold with highs in the lower 20s. Temperature falling to around 15 in the afternoon. West winds 5 to 10 mph, becoming northwest 10 to 15 mph with gusts up to 30 mph in the afternoon. Chance of snow near 100 percent.

Thursday Night

Mostly cloudy in the evening, then becoming partly cloudy. Patchy blowing snow. Cold with lows around 3 below. Northwest winds 15 to 20 mph with gusts up to 35 mph. Wind chill values as low as 23 below.

Friday

Sunny. Much colder with highs around 7 above. Temperature falling to around 2 above in the afternoon. Northwest winds 10 to 15 mph. Gusts up to 30 mph in the morning. Wind chill values as low as 23 below.

Friday Night

Partly cloudy in the evening, then becoming mostly cloudy. Cold with lows around 7 below. North winds around 5 mph.

Saturday

Mostly sunny. Cold with highs around 10 above. Temperature falling to around 5 above in the afternoon.

Saturday Night

Mostly clear. Cold with lows 5 below to zero.

Sunday

Mostly sunny. Not as cold with highs in the mid 20s.

Sunday Night

Mostly cloudy. A chance of snow after midnight. Not as cold with lows around 10 above. Temperature rising to around 15 after midnight. Chance of snow 50 percent.

Monday

Snow, cold with highs in the upper 20s. Chance of snow 80 percent.

Monday Night

Mostly cloudy. Snow likely, mainly in the evening. Cold with lows around 10 above. Chance of snow 70 percent.

Tuesday

Mostly cloudy. A chance of snow in the morning. Colder with highs around 20. Chance of snow 40 percent.

Tuesday Night

Mostly cloudy. Cold with lows 5 to 10 above.

Wednesday

Partly sunny. Cold with highs around 20.