Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
Measurement Time: Friday, June 26, 2026, 1:30 PM EDT
Temperature Locations
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Local Points of Interest
Henry H Buckman Bridge; Plummers Cove; Mulberry Cove; Naval Air Station JacksonvilleStation Name: ST.JOHNS RIVER BUCKMAN BRIDGE AT JACKSONVILLE,FL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet
Nearest Address:
I-295 (Buckman Bridge)
Jacksonville, FL 32257
Duval County
GPS Coordinates: 30.1902405, -81.6662048
Nearby Water Temperatures
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Weather for Jacksonville, Florida
Current Weather

Five Day Weather Forecast

Fri
H: 96°F
L: 75°F

Sat
H: 98°F
L: 76°F

Sun
H: 98°F
L: 78°F

Mon
H: 97°F
L: 76°F

Tue
H: 86°F
L: 74°F
Air Quality
Nitrogen Dioxide: 2 μg/m3
Sulphur Dioxide: 0.5 μg/m3
Ozone: 87 μg/m3
Astronomical
Sun Transit: 1:29 PM
Sunset: 8:32 PM
Daylight: 14 hrs 5 mins
Moon Transit: 11:10 PM
Moonset: 3:32 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.2%
Best Times for Fishing or Hunting
Major Periods
11:24 AM - 1:54 PM12:00 AM - 12:00 AM
Minor Periods
5:35 PM - 7:05 PM3:02 AM - 4:32 AM
Action Rating: 2 out of 5
Special Marine Warning issued June 26 at 3:24PM EDT until June 26 at 4:30PM EDT by NWS Jacksonville FL
Effective: Fri June 26, 2026, 3:24 PM
Expires: Fri June 26, 2026, 4:30 PM
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... * Until 430 PM EDT. * At 324 PM EDT, a strong thunderstorm was located over Guana River State Park, or 12 nm north of Saint Augustine, moving east at 10 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... South Ponte Vedra Beach, Guana River State Park, and Palm Valley.
Boaters should seek safe harbor immediately until this storm passes. Wind gusts to nearly 50 knots, high waves, dangerous lightning, and heavy rain are possible with this storm. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
Special Marine Warning issued June 26 at 3:10PM EDT until June 26 at 4:45PM EDT by NWS Jacksonville FL
Effective: Fri June 26, 2026, 3:10 PM
Expires: Fri June 26, 2026, 4:45 PM
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... * Until 445 PM EDT. * At 310 PM EDT, strong thunderstorms were located along a line extending from near Palm Valley to near Guana River State Park, moving east at 10 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Vilano Beach, South Ponte Vedra Beach, Guana River State Park, Saint Augustine, and Palm Valley.
Move to safe harbor until hazardous weather passes. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
Special Marine Warning issued June 26 at 3:56PM EDT until June 26 at 4:45PM EDT by NWS Jacksonville FL
Effective: Fri June 26, 2026, 3:56 PM
Expires: Fri June 26, 2026, 4:45 PM
For the following areas... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... At 356 PM EDT, strong thunderstorms were located along a line extending from 9 nm east of Palm Valley to near Vilano Beach, moving east at 10 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Vilano Beach and Saint Augustine.
Move to safe harbor until hazardous weather passes. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
Special Marine Warning issued June 26 at 3:49PM EDT until June 26 at 4:30PM EDT by NWS Jacksonville FL
Effective: Fri June 26, 2026, 3:49 PM
Expires: Fri June 26, 2026, 4:30 PM
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... * Until 430 PM EDT. * At 349 PM EDT, strong thunderstorms were located along a line extending from Saint Augustine to near Palm Coast, moving northeast at 15 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Nine Mile Reef, Saint Augustine, Saint Augustine Beach, Crescent Beach, Butler Beach, Marineland, Vilano Beach, and Palm Coast.
Move to safe harbor until hazardous weather passes. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
Special Weather Statement issued June 26 at 3:42PM EDT by NWS Jacksonville FL
Effective: Fri June 26, 2026, 3:42 PM
Expires: Fri June 26, 2026, 4:30 PM
At 342 PM EDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Kings Ferry to near Fernandina Beach. Movement was northeast at 15 mph. HAZARD...Wind gusts around 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... St. Marys, Kingsland, Woodbine, Kings Bay Base, Yulee, Kings Ferry, Dungeness, Tarboro, Cumberland Island, and Harrietts Bluff.
If outdoors, consider seeking shelter inside a building.
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.1 μg/m3
Sulphur Dioxide: 0.76 μg/m3
Ozone: 77.88 μg/m3
Astronomical
Sun Transit: 1:29 PM
Sunset: 8:32 PM
Daylight: 14 hrs 5 mins
Moon Transit: 11:10 PM
Moonset: 3:32 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.2%
Best Times for Fishing or Hunting
Major Periods
11:24 AM - 1:54 PM12:00 AM - 12:00 AM
Minor Periods
5:35 PM - 7:05 PM3:02 AM - 4:32 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.58 μg/m3
Sulphur Dioxide: 0.67 μg/m3
Ozone: 69.75 μg/m3
Astronomical
Sun Transit: 1:29 PM
Sunset: 8:33 PM
Daylight: 14 hrs 5 mins
Moon Transit: 12:00 AM
Moonset: 4:13 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:14 AM - 2:44 PM
Minor Periods
6:31 PM - 8:01 PM3:43 AM - 5:13 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.94 μg/m3
Sulphur Dioxide: 0.68 μg/m3
Ozone: 70.67 μg/m3
Astronomical
Sun Transit: 1:30 PM
Sunset: 8:33 PM
Daylight: 14 hrs 5 mins
Moon Transit: 12:00 AM
Moonset: 4:59 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:05 PM - 3:35 PM
Minor Periods
7:24 PM - 8:54 PM4:29 AM - 5:59 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.5 μg/m3
Sulphur Dioxide: 0.72 μg/m3
Ozone: 76.58 μg/m3
Astronomical
Sun Transit: 1:30 PM
Sunset: 8:33 PM
Daylight: 14 hrs 4 mins
Moon Transit: 12:52 AM
Moonset: 5:50 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:22 AM - 2:52 AM1:56 PM - 4:26 PM
Minor Periods
8:14 PM - 9:44 PM5:20 AM - 6:50 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.23 μg/m3
Sulphur Dioxide: 0.97 μg/m3
Ozone: 65.33 μg/m3
Astronomical
Sun Transit: 1:30 PM
Sunset: 8:33 PM
Daylight: 14 hrs 4 mins
Moon Transit: 1:43 AM
Moonset: 6:46 AM
Moon Phase: Full
Moon Illumination: 98.6%
Best Times for Fishing or Hunting
Major Periods
1:13 AM - 3:43 AM2:47 PM - 5:17 PM
Minor Periods
8:57 PM - 10:27 PM6:16 AM - 7:46 AM
Action Rating: 5 out of 5
