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McCain Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY |
 |  | | | | | | | |  |  | |
| Sunny | Clear | Sunny | Clear | Sunny | Clear | Clear | Clear | Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Hi: 79°FHi: 26°C | Lo: 49°FLo: 9°C | Hi: 81°FHi: 27°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 222 PM EDT Tue Oct 20 2026 
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Issued: 1216 PM EDT Tue Oct 20 2026
Key Messages
For the latest NE FL and SE GA Daily Key Messages please visit: https:/www.weather.gov/media/jax/briefings/nws-jax-briefing.pdf- Marine & Coastal Hazards Continue this Week. Dangerous Surf Zone Conditions - High Surf Advisories NE FL Beaches Today. Minor Tidal Flooding Continues Within the St. Johns River Basin. Minor Coastal Flooding Possible Along Portions of the Northeast FL Coast
- Strong Northeasterly Winds Develop Friday Night Along the I-95 Corridor. Moderate Tidal and Coastal Fl...