Thunderstorms Expected in Mountain Brook Area Today

Mountain Brook, Alabama — Thunderstorm expected today with a high of 84°F and a low of 67°F.

Today's Forecast — Sunday, June 21

• Conditions: Thunderstorm
• High / Low: 84°F / 67°F
• Wind: S 10 mph, gusts to 26 mph
• Precipitation: 5% chance
• UV Index: 8.5 — Very High — limit outdoor exposure
• Sunrise / Sunset: 05:37 / 20:00
• Daylight: 14.4 hours (12.0 hours of sunshine expected)

What Matters Most Today

• Feels-like swing: up to 94°F.
• Sun safety: UV index reaches 8.5; sunscreen still matters even with cloud cover.
• Best outdoor window: Morning (lowest average rain risk).

Comfort & Conditions

• Feels Like: 71°F to 94°F (wind chill / heat index)
• Humidity: 80%
• Dew Point: Up to 72°F — muggy conditions
• Visibility: As low as 0.2 miles

Hour-by-Hour Breakdown

• Morning (6AM–Noon): Mainly clear, 73°F, 91% humidity
• Afternoon (Noon–6PM): Clear sky, 82°F, 70% humidity
• Evening (6PM–Midnight): Thunderstorm, 77°F, 84% humidity

Air Quality & Allergens

• Air Quality Index: 27 (peak 38) — Good
• PM2.5: 6.8 µg/m³

Tomorrow's Outlook

Thunderstorm with a high of 82°F and a low of 72°F. 60% chance of precipitation.

Forecast data provided by Open-Meteo. Air quality data from Open-Meteo Air Quality API. For severe weather alerts, visit your local National Weather Service office.