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Clouds but High UV Risk Today in Mountain Brook
May 12, 2026
weather, forecast
Mountain Brook, Alabama — Overcast expected today with a high of 74°F and a low of 58°F.
Today's Forecast — Tuesday, May 12
- Conditions: Overcast
- High / Low: 74°F / 58°F
- Wind: E 13 mph, gusts to 24 mph
- Precipitation: 0% chance
- UV Index: 6.8 — High — sunscreen recommended
- Sunrise / Sunset: 05:48 / 19:38
- Daylight: 13.8 hours (11.9 hours of sunshine expected)
What Matters Most Today
- Sun safety: UV index reaches 6.8; sunscreen still matters even with cloud cover.
- Best outdoor window: Morning (lowest average rain risk).
Comfort & Conditions
- Humidity: 69%
Hour-by-Hour Breakdown
- Morning (6AM–Noon): Overcast, 65°F, winds 10 mph, 72% humidity
- Afternoon (Noon–6PM): Partly cloudy, 73°F, 66% humidity
- Evening (6PM–Midnight): Clear sky, 66°F, 74% humidity
Air Quality & Allergens
- Air Quality Index: 51 (peak 84) — Moderate
- Acceptable air quality; some pollutants may be a concern for sensitive individuals.
- PM2.5: 14.4 µg/m³
Tomorrow's Outlook
Overcast with a high of 79°F and a low of 58°F.
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.