Thunderstorm Chances Focus on Today, Monday in Mountain Brook
Mountain Brook, Alabama — The next seven days bring highs ranging from 88°F to 93°F, lows from 69°F to 72°F, rain chances focused on Wednesday, Thursday and Friday. Today's forecast is still included below, but the main story is the week ahead.
What Matters Most This Week
- Warmest day: Today, with a high near 93°F.
- Coolest morning: Monday, with a low near 69°F.
- Rain chances: Best chances on Wednesday, Thursday and Friday; seven-day expected rainfall totals about 0.81 inches.
- Storm watch: Thunderstorm chances appear in the forecast on Today, Monday, Wednesday, Thursday, Friday and Saturday.
- Sun safety: UV runs high on Today, Monday, Tuesday and Friday and other days.
7-Day Forecast
| Day | Conditions | High / Low | Rain | Peak Gust |
|---|---|---|---|---|
| Today 8/23 | Slight Chance Showers And Thunderstorms then Mostly Sunny | 93° / 70° | 15% | 17 mph |
| Monday 8/24 | Slight Chance Showers And Thunderstorms | 90° / 69° | 17% | 15 mph |
| Tuesday 8/25 | Slight Chance Rain Showers | 91° / 71° | 19% | 11 mph |
| Wednesday 8/26 | Chance Showers And Thunderstorms | 91° / 72° | 43% / 0.40" | 10 mph |
| Thursday 8/27 | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 88° / 70° | 58% / 0.29" | 16 mph |
| Friday 8/28 | Mostly Sunny then Slight Chance Showers And Thunderstorms | 90° / 70° | 24% / 0.11" | 13 mph |
| Saturday 8/29 | Sunny then Slight Chance Showers And Thunderstorms | 91° / 70° | 21% | 10 mph |
Today's Details — Sunday, August 23
- Conditions: Slight Chance Showers And Thunderstorms then Mostly Sunny
- High / Low: 93°F / 70°F
- Wind: NNW 8 mph, gusts to 17 mph
- Precipitation: 15% chance
- UV Index: 7.85 — Very High — limit outdoor exposure
- Sunrise / Sunset: 06:15 / 19:23
- Daylight: 13.1 hours
What Matters Most Today
- Sun safety: UV index reaches 7.85; sunscreen still matters even with cloud cover.
- Best outdoor window: Midday (lowest average rain risk).
Comfort & Conditions
- Humidity: 60%
- Dew Point: Up to 73°F — muggy conditions
Hour-by-Hour Breakdown
- Morning (6AM–Noon): Clear sky, 78°F, 81% humidity
- Afternoon (Noon–6PM): Clear sky, 91°F, 50% humidity
- Evening (6PM–Midnight): Clear sky, 80°F, 45% humidity
Air Quality & Allergens
- Air Quality Index: 57 (peak 68) — Moderate
- Acceptable air quality; some pollutants may be a concern for sensitive individuals.
- PM2.5: 14.6 µg/m³
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.
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