Today | Weather | Sunday, April 26, 2026

Active Weather Warnings

Dense Fog Advisory

Weather in Huntsville, Alabama

09:19 AM

Now

66° F

Feels Like 70°

Precipitation 0 %

Wind 5 mph

UV Index (0 - 11+) 3

Humidity 79 %

Today

Day 84°

Night 61°

Precipitation 1 %

Wind 5 mph

UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Huntsville Weather Forecast Updated

Last updated on April 26, 2026 at 8:03 AM

Weather Forecast History

Last Year's Weather on This Day (April 26, 2025)

Day

79°

Night

54°

Wind

4 mph

UV Index

Precipitation

40 %

Air Quality in Huntsville

NOW

9 AQI

Good air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 2.14 µg/m³

PM₁₀ 4.21 µg/m³

O₃ 0.003 ppm

NO₂ 2.3 ppb

SO₂ 0.1 ppb

CO 0.13 ppm

NH₃ 0.69 µg/m³

NO 2.57 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 – 2.14 µg/m³

PM₁₀ – 4.21 µg/m³

O₃ – 5.52 µg/m³

NO₂ – 4.26 µg/m³

SO₂ – 0.2 µg/m³

CO – 154.2 µg/m³

NH₃ – 0.69 µg/m³

NO – 2.57 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Huntsville

Moderate Expected Likely

Dense Fog Advisory

Dense Fog Advisory issued April 26 at 3:01AM CDT until April 26 at 9:00AM CDT by NWS Huntsville AL

Apr 26, 3:01 AM → Apr 26, 9:00 AM

WHAT: Visibility less than 1/4 mile in dense fog.

WHERE: Portions of north central, northeast, and northwest
Alabama and southern middle Tennessee.

WHEN: Until 9 AM CDT this morning.

IMPACTS: Low visibility could make driving conditions hazardous.

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If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

Updated: Apr 26, 8:03 AM Source: NWS Alert