NEW CASTLE, DE 19720 Weather Forecast & Current Conditions

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WILMINGTON, DE
Current Weather

4:51 AM EST JAN 23, 2026
Clear
36°F
Feels Like: 32°F
Dewpoint: 7°F
Rel. Hum.: 26%
Visibility: 10 miles
Wind: W at 5 mph
Pressure: 30.17 inches
Last 72 hours

Local Area Snow Depth

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(Automated weather data from NWS/FAA)
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NEW CASTLE, DE 19720
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly sunny. Cooler with highs in the upper 30s. West winds 10 to 15 mph with gusts up to 30 mph.
TONIGHT
Partly cloudy. Much colder with lows around 8 above. Northwest winds 15 to 20 mph with gusts up to 30 mph. Wind chill values as low as 6 below after midnight.
SATURDAY
Mostly sunny in the morning, then becoming mostly cloudy. Much colder with highs around 20. North winds 10 to 15 mph. Wind chill values as low as 7 below in the morning.
SATURDAY NIGHT
A chance of snow in the evening, then snow after midnight. Snow may be heavy at times after midnight. Moderate snow accumulation. Cold with lows around 15. Northeast winds 5 to 10 mph. Chance of snow near 100 percent.
SUNDAY
Snow in the morning, then freezing rain and snow in the afternoon. Snow may be heavy at times in the morning. Additional heavy snow accumulation. Cold with highs in the upper 20s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.
SUNDAY NIGHT
Freezing rain and snow in the evening, then snow likely after midnight. Additional light snow accumulation. Not as cold. Near steady temperature in the mid 20s. Chance of precipitation near 100 percent.
MONDAY
Mostly cloudy with a chance of snow in the morning, then partly sunny in the afternoon. Cold with highs in the upper 20s. Chance of snow 40 percent.
MONDAY NIGHT
Partly cloudy in the evening, then clearing. Much colder with lows 5 to 10 above. Wind chill values as low as 10 below after midnight.
TUESDAY
Sunny, cold with highs in the lower 20s. Wind chill values as low as 10 below in the morning.
TUESDAY NIGHT
Partly cloudy. Cold with lows around 10 above. Wind chill values as low as zero.
WEDNESDAY
Mostly sunny. Cold with highs in the mid 20s. Wind chill values as low as zero in the morning.
WEDNESDAY NIGHT
Mostly cloudy. Cold with lows around 10 above. Wind chill values as low as 5 below.
THURSDAY
Mostly sunny. Cold with highs around 20. Wind chill values as low as 5 below in the morning.

Visible Weather Satellite
NEW CASTLE, DE 19720
Infrared Weather Satellite
NEW CASTLE, DE 19720
NEXRAD Weather Radar
NEW CASTLE, DE 19720

WILMINGTON, DE 3 hourly weather forecast

weather forecast created  6:00 PM CST  1/22/2026
Friday
23 JAN 2026
NEW CASTLE, DE 19720 weather forecast Day 1, 0 hours 1 AM 31° 25° Clear 0%

0% Thunder
( 0% severe)
WNW   6 46% 14°
Low 27° NEW CASTLE, DE 19720 weather forecast Day 1, 3 hours 4 AM 29° 24° Partly Cloudy WNW   5 47% 13°
High 39° NEW CASTLE, DE 19720 weather forecast Day 1, 6 hours 7 AM 28° 23° Mostly Cloudy 1%

0% Thunder
( 0% severe)
W   5 49% 13°

Mostly Cloudy



NEW CASTLE, DE 19720 weather forecast Day 1, 9 hours 10 AM 35° 27° Mostly Cloudy W   10 35% 12°
NEW CASTLE, DE 19720 weather forecast Day 1, 12 hours 1 PM 39° 30° Mostly Cloudy 2%

0% Thunder
( 0% severe)
W   16 29% 11°
NEW CASTLE, DE 19720 weather forecast Day 1, 15 hours 4 PM 36° 26° Mostly Cloudy WNW   16 28%
NEW CASTLE, DE 19720 weather forecast Day 1, 18 hours 7 PM 28° 16° Mostly Cloudy 1%

0% Thunder
( 0% severe)
NW   16 29%
NEW CASTLE, DE 19720 weather forecast Day 1, 21 hours 10 PM 20° Partly Cloudy NW   16 29% -4°
Saturday
24 JAN 2026
NEW CASTLE, DE 19720 weather forecast Day 2, 0 hours 1 AM 14° -1° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   14 29% -9°
Low 9° NEW CASTLE, DE 19720 weather forecast Day 2, 3 hours 4 AM 11° -4° Partly Cloudy NNW   13 32% -10°
High 21° NEW CASTLE, DE 19720 weather forecast Day 2, 6 hours 7 AM 10° -5° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   12 36% -9°

Mostly Cloudy



NEW CASTLE, DE 19720 weather forecast Day 2, 9 hours 10 AM 15° Partly Cloudy N   10 28% -9°
NEW CASTLE, DE 19720 weather forecast Day 2, 12 hours 1 PM 19° Mostly Cloudy 4%

0% Thunder
( 0% severe)
N   9 26% -7°
NEW CASTLE, DE 19720 weather forecast Day 2, 15 hours 4 PM 20° 10° Mostly Cloudy N   8 24% -7°
NEW CASTLE, DE 19720 weather forecast Day 2, 18 hours 7 PM 19° 11° Mostly Cloudy 55%
SNOW
2.5–5 in
0% Thunder
( 0% severe)
NNE   6 27% -6°
NEW CASTLE, DE 19720 weather forecast Day 2, 21 hours 10 PM 19° 11° Overcast NE   6 32% -3°

WILMINGTON, DE extended weather forecast

Sunday
25 JAN 2026
Monday
26 JAN 2026
Tuesday
27 JAN 2026
Wednesday
28 JAN 2026
Thursday
29 JAN 2026
Low 17° Low 21° Low 8° Low 15° Low 14°
High 23° High 30° High 27° High 27° High 26°
NEW CASTLE, DE 19720 weather forecast Day 3 NEW CASTLE, DE 19720 weather forecast Day 4 NEW CASTLE, DE 19720 weather forecast Day 5 NEW CASTLE, DE 19720 weather forecast Day 6 NEW CASTLE, DE 19720 weather forecast Day 7
Overcast
95% Snow/Ice
Overcast
91% Snow/Ice
Partly Cloudy
11% Snow
Partly Cloudy
26% Snow
Partly Cloudy
15% Snow
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