WASHINGTON — Tonight will be the coldest night of the season so far with lows in the 30s in most spots.  Frost advisories and freeze warnings go into effect overnight. 

The weekend starts with sunshine, but rain and showers return Sunday morning as we track the remnants of Tropical Storm Nestor into the area.

Frost Freeze
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QUICK FORECAST: 
Overnight: Clear and cold, frost N & W. Low: 44.
Saturday: Sunny early, turning partly cloudy and pleasant. High: 66.
Saturday Night: Mostly cloudy with a shower late. Low: 54.
Sunday: Mostly cloudy with morning rain & showers, ending in the early afternoon. High: 61. 

FORECAST DISCUSSION:

Clear skies and lighter winds allow temps to plummet into the 30s in all of our suburbs. There are frost advisories north and west of DC and even some freeze warnings along I-81. If you have any sensitive plants you want to last a little longer this fall, cover them or bring them inside.

Friday night lows
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This is not too far off from our average first frost dates around the NW suburbs

Average First Frost Dates for the DMV
Average First Frost Dates for the DMV
WUSA Weather

After a cold start Saturday, expect a great afternoon with mostly sunny skies. Clouds continue to increase late Saturday afternoon and into the evening. 

Weekend Forecast
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Sunday will be a Yellow Weather Alert. Rain and showers will greet us Sunday morning as Nestor works up the coastline of the Carolinas. Critical timing for showers and light rain is from 6 AM to 1 PM, with showers tapering off during the afternoon. Overall rain amounts will be around 1/4" in DC and around 1/2" for parts of southern Maryland. 

RELATED: Nestor forms in the Gulf, will bring rain to DMV Sunday

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Sunday Weather By The Hour
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San Francisco Redskins Wather
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RELATED: Drought conditions continue to expand across the DMV

DETAILED FORECAST:
Overnight: Clear and cold, frost N & W. Lows: 32 - 44. Winds: NW light.
Saturday: Sunny early, turning partly cloudy and pleasant. Highs: 61 - 66. Winds: S 5 - 10.
Saturday Night: Mostly cloudy with a shower late. Lows: 48 - 54. Winds: SE - 10.
Sunday: Mostly cloudy with morning rain & showers, especially south and east. Ending in the early afternoon. Breezy, and even windy at times southeast. Highs: 56 - 62. Winds: E/N 10 - 15 +.

EXTENDED FORECAST:  

Monday starts dry, but our next low pressure system brings rain and showers to the area shortly after. Tuesday looks cloudy with rain and showers throughout the day. Highs will still be seasonable in the upper 60s. Behind that front, a good stretch of weather to round out the week.  

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Monday: Partly cloudy and mild. Highs: Around 70.
Tuesday: Cloudy with showers. Highs: Upper 60s.
Wednesday: Returning Mostly Sunny and pleasant. Highs: Mid 60s.
Thursday: Mostly sunny and pleasant. Highs: Upper 60s.

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