Main Street Bridge, St Johns River, FL Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jul 20 		Heavy Thunderstorms
Close Hourly 		93º / 77º 100% SE 12 mph 71%
2pm Cloudy 92º 16% SSE 11 mph 56%
3pm Scattered Thunderstorms 90º 37% SSE 12 mph 61%
4pm Scattered Thunderstorms 90º 37% SE 11 mph 64%
5pm Isolated Thunderstorms 89º 34% SE 12 mph 65%
6pm Heavy Thunderstorms 82º 100% SE 12 mph 79%
7pm Heavy Thunderstorms 81º 74% SSE 11 mph 78%
8pm Cloudy 81º 2% SE 9 mph 78%
9pm Mostly Cloudy 81º 4% SE 7 mph 81%
10pm Partly Cloudy 81º 5% SE 8 mph 83%
11pm Partly Cloudy 81º 5% SE 8 mph 82%
Tue
Jul 21 		Partly Cloudy
View Hourly 		95º / 77º 24% S 14 mph 62%
12am Partly Cloudy 81º 5% SSE 8 mph 84%
1am Partly Cloudy 80º 5% SSE 8 mph 84%
2am Partly Cloudy 80º 6% SSE 8 mph 85%
3am Partly Cloudy 80º 6% SSE 7 mph 84%
4am Partly Cloudy 79º 6% SSE 7 mph 84%
5am Partly Cloudy 79º 6% SSE 8 mph 83%
6am Partly Cloudy 79º 6% SSE 8 mph 84%
7am Partly Cloudy 78º 6% SSE 8 mph 86%
8am Mostly Sunny 81º 6% SSE 10 mph 81%
9am Partly Cloudy 83º 6% S 11 mph 75%
10am Partly Cloudy 85º 3% S 12 mph 69%
11am Partly Cloudy 88º 2% S 12 mph 63%
12pm Mostly Sunny 90º 1% S 13 mph 58%
1pm Partly Cloudy 91º 15% S 13 mph 53%
2pm Partly Cloudy 93º 15% S 14 mph 51%
3pm Mostly Cloudy 93º 19% S 14 mph 50%
4pm Scattered Thunderstorms 93º 42% S 14 mph 51%
5pm Mostly Cloudy 92º 21% S 13 mph 53%
6pm Partly Cloudy 90º 24% S 13 mph 56%
7pm Partly Cloudy 88º 21% S 11 mph 61%
8pm Mostly Cloudy 86º 3% S 9 mph 65%
9pm Partly Cloudy 85º 2% SSE 8 mph 69%
10pm Partly Cloudy 84º 3% SSE 7 mph 72%
11pm Mostly Clear 83º 4% SSE 6 mph 74%
Wed
Jul 22 		Partly Cloudy
View Hourly 		96º / 77º 6% S 13 mph 59%
12am Partly Cloudy 82º 4% S 6 mph 77%
1am Partly Cloudy 81º 5% S 7 mph 78%
2am Partly Cloudy 81º 5% S 6 mph 78%
3am Mostly Clear 80º 5% S 6 mph 80%
4am Mostly Clear 79º 6% S 6 mph 83%
5am Mostly Clear 79º 6% S 7 mph 84%
6am Partly Cloudy 78º 7% S 7 mph 86%
7am Partly Cloudy 78º 7% S 6 mph 86%
8am Mostly Sunny 80º 5% S 8 mph 83%
9am Partly Cloudy 83º 4% SSW 9 mph 75%
10am Partly Cloudy 86º 2% SSW 10 mph 66%
11am Partly Cloudy 89º 1% SSW 10 mph 59%
12pm Partly Cloudy 91º 0% SSW 11 mph 54%
1pm Partly Cloudy 93º 0% SSW 11 mph 49%
Thu
Jul 23 		Partly Cloudy 95º / 77º 17% S 12 mph 60%
Fri
Jul 24 		Partly Cloudy 94º / 77º 22% S 10 mph 61%
Sat
Jul 25 		PM Thunderstorms 94º / 77º 45% WSW 10 mph 60%
Sun
Jul 26 		Scattered Thunderstorms 92º / 77º 55% W 11 mph 66%
Mon
Jul 27 		PM Thunderstorms 94º / 77º 36% WSW 10 mph 65%

Weather Radar for Main Street Bridge, St Johns River, FL See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Main Street Bridge, St Johns River, FL

Today
High : 91ºF
SE wind 9 to 14 kt. A chance of showers and thunderstorms, mainly after 3pm. Seas 1 ft or less.
Tonight
Low : 79ºF
SSE wind 9 to 12 kt. A chance of showers and thunderstorms, mainly before 8pm. Seas 1 ft or less.
Tuesday
High : 90ºF
S wind 10 to 15 kt. A chance of showers and thunderstorms, mainly after 5pm. Seas 1 ft or less.
Tuesday Night
Low : 79ºF
S wind 8 to 11 kt. A chance of showers and thunderstorms, mainly between 7pm and 8pm. Seas 1 ft or less.
Wednesday
High : 91ºF
S wind 8 to 13 kt. Sunny. Seas 1 ft or less.
Wednesday Night
Low : 79ºF
SSE wind 6 to 13 kt becoming SSW after midnight. Partly cloudy. Seas 1 ft or less.
Thursday
High : 90ºF
SW wind 6 to 12 kt becoming SE in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
Low : 78ºF
SSE wind 7 to 12 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.
Friday
High : 93ºF
Variable winds less than 5 kt becoming SE 5 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

NOAA Buoy Data Near Main Street Bridge, St Johns River, FL See Map

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    Wind Speed Forecast for Main Street Bridge, St Johns River, FL

    MondayTuesdayWednesday
    Wind Speed (MPH) 111288812141376710
    6pm10pm2am6am10am2pm6pm10pm2am6am10am2pm
    MPH 111288812141376710
    DIR SSESESESSESSESSSSSESSSSW

    Current Weather Conditions In Main Street Bridge, St Johns River, FL

    As Of: 3 minutes ago

    • 92ºF
    • 104ºF
    • 11mph
    • 0º (SSE)
    • 21mph
    • Cloudy
    • 10mi
    • 29.92"
    • 56%
    • 0ºF

    The weather right now in Main Street Bridge, St Johns River, FL is Cloudy. The current temperature is 92°F, and the expected high and low for today, Monday, July 20, 2026, are 93° high temperature and 77°F low temperature. The wind is currently blowing at 11 miles per hour, and coming from the South Southeast. The wind is gusting to 21 mph. With the wind and the atmosphere the temperature feels like 104° Fahrenheit. Expected precipitation is 16 percent, with current humidity at 56 percent, and air pressure at 29.92 in. Visibility is 10 nautical miles. There are no current weather alert(s).