Today | Weather | Saturday, December 27, 2025

Active Weather Warnings

Winter Weather Advisory

Weather in Wilmington, Delaware

12:54 AM

Now

34° F

Feels Like 28°

Precipitation 51 %

Wind 6 mph

Humidity 95 %

Today

Day 36°

Night 27°

Precipitation 45 %

Wind 10 mph

UV Index (0 - 11+) 0

Wilmington Weather Forecast Updated

6 minutes ago

Last updated on December 27, 2025 at 12:47 AM

Air Quality in Wilmington

NOW

26 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 2.7 µg/m³

PM₁₀ 6.5 µg/m³

O₃ 0.028 ppm

NO₂ 4.1 ppb

SO₂ 0.5 ppb

CO 0.16 ppm

NH₃ 0.6 µg/m³

NO 0 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 2.7 µg/m³

PM₁₀ – 6.5 µg/m³

O₃ – 55.43 µg/m³

NO₂ – 7.76 µg/m³

SO₂ – 1.27 µg/m³

CO – 182.18 µg/m³

NH₃ – 0.6 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Wilmington

Moderate Expected Likely

Winter Weather Advisory

Winter Weather Advisory issued December 26 at 8:48PM EST until December 27 at 10:00AM EST by NWS Mount Holly NJ

Dec 26, 8:48 PM → Dec 27, 10:00 AM

WHAT: Mixed precipitation. Total snow accumulations up to one
inch and ice accumulations up to two tenths of an inch.

WHERE: Portions of northern Delaware, northeast Maryland,
southern New Jersey, and southeast Pennsylvania.

WHEN: Until 10 AM EST Saturday.

IMPACTS: Plan on slippery road conditions.

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Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Updated: Dec 27, 12:47 AM Source: NWS Alert