Local weather forecast

Weather in Montchanin, DE

Updated 2026-08-11 13:45 local time · ZIP codes 19710

Partly cloudy
Now83°F

Partly cloudy

High / Low90° / 69°
Rain chance8%
Wind7 mph
Weather alerts

Active alerts

2
Coastal Flood Advisory issued August 11 at 3:23AM EDT until August 12 at 2:00AM EDT by NWS Mount Holly NJ

* WHAT...Up to one half foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE...In Delaware, New Castle. In New Jersey, Salem. * WHEN...From 9 PM this evening to 2 AM EDT Wednesday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible. * ADDITIONAL DETAILS...Elevated tides due to the approach of the New Moon on August 12th may lead to minor coastal flooding during the evening high tides through the Thursday.

Safety instructions

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.

Coastal Flood Advisory issued August 11 at 3:23AM EDT until August 12 at 12:00AM EDT by NWS Mount Holly NJ

* WHAT...Up to one half foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE...In Delaware, Kent, Inland Sussex and Delaware Beaches. In New Jersey, Cumberland, Cape May and Atlantic Coastal Cape May. * WHEN...From 6 PM this evening to midnight EDT tonight. * IMPACTS...At this level, flooding begins on the most vulnerable roads in coastal and bayside communities, and along inland tidal waterways. Some partial or full road closures are possible. * ADDITIONAL DETAILS...Elevated tides due to the approach of the New Moon on August 12th may lead to minor coastal flooding during the evening high tides through the Thursday.

Safety instructions

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.

Hourly

Next hours

NowPartly cloudy83°5% rain
3 PMSunny86°4% rain
4 PMSunny90°3% rain
5 PMSunny89°3% rain
6 PMSunny87°3% rain
7 PMSunny83°4% rain
8 PMSunny78°8% rain
9 PMClear77°10% rain
10 PMClear77°10% rain
11 PMClear77°11% rain
12 AMClear76°11% rain
1 AMPatchy rain nearby69°23% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
90° 69°Sunny
Rain 8%Gust 15 mph
Tomorrow2026-08-12
Sunny
86° 68°Sunny
Rain 57%Gust 8 mph
Thursday2026-08-13
Sunny
87° 69°Sunny
Rain 57%Gust 11 mph
Conditions

Weather details

Feels like88°F
Humidity62%
Pressure29.93 inHg
Visibility10 mi
Wind7 mph W
Wind gusts10 mph
Precipitation0.00 in
UV index7
Daylight

Sunrise, sunset and moon

Sunrise06:10 AM
Sunset08:04 PM
Moonrise04:09 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 23%).

Choose light, breathable clothing

It feels like 88°F with winds near 7 mph.

Best window: 8 PM

78°F, 8% rain chance and 2 mph wind.

Allow a little extra driving time

Visibility is around 10 mi; gusts may reach 26 mph.

Run with a few weather adjustments

Current temperature is 83°F, wind 7 mph, rain chance up to 23%.

High UV protection needed

UV index is 7. Sunscreen, shade and protective clothing are recommended.

Montchanin weather today

Partly cloudy and 83°F in Montchanin, DE. Today's high is 90°F with a 8% rain chance. Winds are around 7 mph with gusts near 10 mph. Relative humidity is 62%, pressure is 29.93 inHg, and visibility is about 10 miles.

Tonight and tomorrow in Montchanin

Sunrise is at 06:10 AM and sunset is at 08:04 PM. Tomorrow's forecast calls for Sunny with a high near 86°F and a low near 68°F. The maximum rain chance is 57%.

Nearby

Weather near Montchanin

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