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7-Day Outlook: Today Brings Wilmington's Best Storm Chance
September 11, 2026
weather, forecast
Wilmington, North Carolina — The next seven days bring highs ranging from 86°F to 90°F, lows from 69°F to 74°F, rain chances focused on Today, Saturday and Sunday.
⚠️ Active Weather Alerts
- 🔵 Coastal Flood Advisory: Coastal Flood Advisory issued September 11 at 2:50AM EDT until September 11 at 12:00PM EDT by NWS Wilmington NC
- If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
What Matters Most This Week
- Warmest day: Today, with a high near 90°F.
- Coolest morning: Tuesday, with a low near 69°F.
- Rain chances: NWS indicates the best chances on Today, Saturday and Sunday.
- Storm watch: Thunderstorm chances appear in the forecast on Today, Saturday, Sunday and Monday.
- Sun safety: UV runs high on Today, Saturday, Sunday and Monday and other days.
7-Day Forecast
| Day | Conditions | High / Low | Rain | Peak Gust |
|---|---|---|---|---|
| Today 9/11 | Chance Showers And Thunderstorms | 90° / 74° | 40% | 19 mph |
| Saturday 9/12 | Chance Showers And Thunderstorms | 88° / 74° | 61% | 19 mph |
| Sunday 9/13 | Chance Showers And Thunderstorms | 89° / 73° | 85% | 21 mph |
| Monday 9/14 | Slight Chance Showers And Thunderstorms | 90° / 71° | 17% | 24 mph |
| Tuesday 9/15 | Sunny | 86° / 69° | 9% | 20 mph |
| Wednesday 9/16 | Sunny | 86° / 69° | 8% | 20 mph |
| Thursday 9/17 | Sunny | 87° / 69° | 9% | 20 mph |
Today's Details — Friday, September 11
- Conditions: Chance Showers And Thunderstorms
- High / Low: 90°F / 74°F
- Wind: SSW 10 mph, gusts to 19 mph
- Precipitation: 40% chance (National Weather Service forecast)
- UV Index: 6.45 — High — sunscreen recommended
- Sunrise / Sunset: 05:52 / 18:23
- Daylight: 12.5 hours (8.0 hours of sunshine expected)
What Matters Most Today
- Sun safety: UV index reaches 6.45; sunscreen still matters even with cloud cover.
- Best outdoor window: Morning (lowest average rain risk).
Comfort & Conditions
- Humidity: 76%
- Dew Point: Up to 76°F — muggy conditions
Hour-by-Hour Breakdown
- Morning (6AM–Noon): Overcast, 80°F, 82% humidity
- Afternoon (Noon–6PM): Mainly clear, 87°F, 18% chance of precipitation, 66% humidity
- Evening (6PM–Midnight): Clear sky, 80°F, 87% humidity
Air Quality & Allergens
- Air Quality Index: 40 (peak 50) — Good
- PM2.5: 8.2 µg/m³
Temperatures, conditions, and precipitation chances use National Weather Service forecast guidance. Open-Meteo supplies supplemental wind, UV, humidity, and air-quality fields; its precipitation totals are not used. For weather alerts, visit your local National Weather Service office.
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