NEW CASTLE, DE 19720 Weather Forecast & Current Conditions

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WILMINGTON, DE
Current Weather

11:51 AM EDT AUG 17, 2025
Scattered Clouds
84°F
Feels Like: 92°F
Dewpoint: 75°F
Rel. Hum.: 74%
Visibility: 10 miles
Wind: Variable at 6 mph
Pressure: 29.95 inches
Last 72 hours

Local Area Snow Depth

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Delaware MOS Forecast Weather


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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
Sunny, hot with highs in the lower 90s. Southwest winds 5 to 10 mph.
TONIGHT
Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Humid with lows around 70. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 40 percent.
MONDAY
Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Not as warm and humid. Near steady temperature in the lower 70s. Northeast winds 10 to 15 mph. Chance of rain 40 percent.
MONDAY NIGHT
Mostly cloudy with a chance of showers. Humid with lows in the mid 60s. Northeast winds 5 to 10 mph. Chance of rain 40 percent.
TUESDAY
Mostly cloudy with a chance of showers. Humid with highs in the mid 70s. East winds 5 to 10 mph. Chance of rain 30 percent.
TUESDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30 percent.
WEDNESDAY
Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 40 percent.
WEDNESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 40 percent.
THURSDAY
Mostly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
THURSDAY NIGHT
Partly cloudy. A chance of showers in the evening. Lows in the mid 60s. Chance of rain 30 percent.
FRIDAY
Mostly sunny. Highs in the lower 80s.
FRIDAY NIGHT
Partly cloudy. Lows in the mid 60s.
SATURDAY
Mostly sunny. Highs in the lower 80s.

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  7:00 PM CDT  8/16/2025
Sunday
17 AUG 2025
NEW CASTLE, DE 19720 weather forecast Day 1, 0 hours 2 AM 74° 74° Partly Cloudy 2%

0% Thunder
( 2% severe)
SSW   5 84% 69°
Low 71° NEW CASTLE, DE 19720 weather forecast Day 1, 3 hours 5 AM 72° 72° Partly Cloudy SSW   5 90% 69°
High 91° NEW CASTLE, DE 19720 weather forecast Day 1, 6 hours 8 AM 75° 75° Partly Cloudy 1%

0% Thunder
( 3% severe)
SSW   5 87% 71°

Partly Cloudy

Chance of Rain

NEW CASTLE, DE 19720 weather forecast Day 1, 9 hours 11 AM 84° 90° Partly Cloudy SW   7 67% 72°
NEW CASTLE, DE 19720 weather forecast Day 1, 12 hours 2 PM 89° 97° Partly Cloudy 21%
RAIN
.25–.5 in
0% Thunder
( 24% severe)
SW   8 59% 73°
NEW CASTLE, DE 19720 weather forecast Day 1, 15 hours 5 PM 88° 94° Partly Cloudy SSW   9 57% 71°
NEW CASTLE, DE 19720 weather forecast Day 1, 18 hours 8 PM 82° 87° Mostly Cloudy 32%
RAIN
***
0% Thunder
( 26% severe)
S   7 72% 72°
NEW CASTLE, DE 19720 weather forecast Day 1, 21 hours 11 PM 78° 80° Mostly Cloudy S   5 79% 71°
Monday
18 AUG 2025
NEW CASTLE, DE 19720 weather forecast Day 2, 0 hours 2 AM 76° 77° Partly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 8% severe)
W   5 85% 71°
Low 71° NEW CASTLE, DE 19720 weather forecast Day 2, 3 hours 5 AM 74° 74° Mostly Cloudy NNE   6 87% 70°
High 78° NEW CASTLE, DE 19720 weather forecast Day 2, 6 hours 8 AM 73° 73° Mostly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 8% severe)
NE   9 84% 68°

Mostly Cloudy

Chance of Rain

NEW CASTLE, DE 19720 weather forecast Day 2, 9 hours 11 AM 76° 77° Mostly Cloudy NE   10 76% 68°
NEW CASTLE, DE 19720 weather forecast Day 2, 12 hours 2 PM 75° 75° Mostly Cloudy 23%
RAIN
<.01 in
0% Thunder
( 16% severe)
ENE   12 79% 68°
NEW CASTLE, DE 19720 weather forecast Day 2, 15 hours 5 PM 73° 73° Mostly Cloudy ENE   13 79% 66°
NEW CASTLE, DE 19720 weather forecast Day 2, 18 hours 8 PM 71° 71° Mostly Cloudy 19%
RAIN
<.01 in
0% Thunder
( 14% severe)
ENE   12 81% 65°
NEW CASTLE, DE 19720 weather forecast Day 2, 21 hours 11 PM 70° 70° Mostly Cloudy ENE   9 84% 65°

WILMINGTON, DE extended weather forecast

Tuesday
19 AUG 2025
Wednesday
20 AUG 2025
Thursday
21 AUG 2025
Friday
22 AUG 2025
Saturday
23 AUG 2025
Low 62° Low 63° Low 63° Low 64° Low 67°
High 77° High 80° High 83° High 82° High 82°
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
Mostly Cloudy
28% Rain
Mostly Cloudy
26% Rain
Partly Cloudy
19% Rain
Partly Cloudy
18% Rain
Mostly Cloudy
34% Rain
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