
NWS JAX Weather Impact Briefing
Isolated Strong and Severe Thunderstorms Expected This Afternoon & Evening Mainly Across Northeast FL and Coastal Southeast Georgia, and Scattered Severe Thunderstorms Possible on Monday For The Entire Area. Read More >
Current conditions at
Keystone Heights Airport (K42J)
Lat: 29.84°NLon: 82.05°WElev: 197ft.
Fog/Mist
68°F
20°C
| Humidity | 100% |
| Wind Speed | SE 13 G 21 mph |
| Barometer | 29.97 in |
| Dewpoint | 68°F (20°C) |
| Visibility | 3.00 mi |
| Last update | 15 Mar 9:35 pm EDT |
Extended Forecast for
4 Miles WNW Interlachen FL
Tonight
Low: 63 °F
Showers
Likely then
Chance
T-stormsMonday
High: 80 °F
Severe
Thunderstorms
and WindyMonday Night
Low: 37 °F
Showers
Likely then
Slight Chance
ShowersTuesday

High: 59 °F
Sunny
Tuesday Night

Low: 37 °F
Mostly Cloudy
Wednesday

High: 65 °F
Sunny
Wednesday Night

Low: 43 °F
Partly Cloudy
Thursday

High: 71 °F
Sunny
Thursday Night

Low: 45 °F
Partly Cloudy
Detailed Forecast
Tonight
Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, with a low around 63. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. Some of the storms could be severe. High near 80. Windy, with a south wind 13 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Cloudy during the early evening, then gradual clearing, with a low around 37. Northwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 59. North wind around 9 mph, with gusts as high as 16 mph.
Tuesday Night
Mostly cloudy, with a low around 37. North wind 3 to 5 mph.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 85.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Interlachen FL
29.64°N 81.96°W
29.64°N 81.96°W
7:32 pm EDT Mar 15, 2026
9pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026


