Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
Measurement Time: Wednesday, July 29, 2026, 7:30 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
St. Johns River, Orange Park, FL (1.9 mi)Ortega River, Jacksonville, FL (3.9 mi)
St. Johns River, Jacksonville, FL (4.5 mi)
Julington Creek, Jacksonville, FL (5.7 mi)
Cedar River, Jacksonville, FL (7.7 mi)
St. Johns River, Jacksonville, FL (7.9 mi)
Durbin Creek, Jacksonville, FL (8.7 mi)
Pottsburg Creek, Jacksonville, FL (8.8 mi)
St. Johns River, Jacksonville, FL (9.1 mi)
St. Johns River, Jacksonville, FL (11.8 mi)
St. Johns River, Green Cove Springs, FL (13.1 mi)
St. Johns River, Green Cove Springs, FL (14.6 mi)
St. Johns River, Jacksonville, FL (15 mi)
St. Johns River, Jacksonville, FL (15 mi)
Broward River, Jacksonville, FL (17.5 mi)
Weather for Jacksonville, Florida
Current Weather

Five Day Weather Forecast

Thu
H: 98°F
L: 77°F

Fri
H: 100°F
L: 76°F

Sat
H: 96°F
L: 78°F

Sun
H: 94°F
L: 76°F

Mon
H: 93°F
L: 78°F
Air Quality
Nitrogen Dioxide: 6.3 μg/m3
Sulphur Dioxide: 1 μg/m3
Ozone: 78 μg/m3
Astronomical
Sun Transit: 1:33 PM
Sunset: 8:22 PM
Daylight: 13 hrs 37 mins
Moon Transit: 2:04 AM
Moonset: 7:33 AM
Moon Phase: Full
Moon Illumination: 97.1%
Best Times for Fishing or Hunting
Major Periods
1:34 AM - 4:04 AM3:05 PM - 5:35 PM
Minor Periods
8:42 PM - 10:12 PM7:03 AM - 8:33 AM
Action Rating: 5 out of 5
Special Weather Statement issued July 29 at 8:11PM EDT by NWS Jacksonville FL
Effective: Wed July 29, 2026, 8:11 PM
Expires: Wed July 29, 2026, 8:45 PM
At 811 PM EDT, Doppler radar was tracking a strong thunderstorm near Picolata, or near Green Cove Springs, moving southeast at 25 mph. HAZARD...Wind gusts around 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Fruit Cove, World Golf Village, Picolata, and Bakersville.
If outdoors, consider seeking shelter inside a building. A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for northeastern Florida.
Marine Weather Statement issued July 29 at 7:23PM EDT by NWS Jacksonville FL
Effective: Wed July 29, 2026, 7:23 PM
Expires: Wed July 29, 2026, 9:00 PM
The areas affected include... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM... At 723 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots and small hail. These thunderstorms were located along a line extending from 56 nm south of R2 Tower to 17 nm east of Jacksonville Beach, moving southeast at 20 knots.
Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until these storms pass. Intense lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.
Marine Weather Statement issued July 29 at 7:44PM EDT by NWS Jacksonville FL
Effective: Wed July 29, 2026, 7:44 PM
Expires: Wed July 29, 2026, 8:45 PM
The areas affected include... Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... At 744 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located along a line extending from 11 nm north of Amelia City to 12 nm east of Talbot Island, moving northeast at 10 knots.
Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until these storms pass.
Severe Thunderstorm Watch issued July 29 at 2:44PM EDT until July 29 at 10:00PM EDT by NWS Jacksonville FL
Effective: Wed July 29, 2026, 2:44 PM
Expires: Wed July 29, 2026, 10:00 PM
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 532 IN EFFECT UNTIL 10 PM EDT THIS EVENING FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT 20 NM COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT 20 NM COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM
Severe Thunderstorm Watch issued July 29 at 8:02PM EDT until July 29 at 10:00PM EDT by NWS Jacksonville FL
Effective: Wed July 29, 2026, 8:02 PM
Expires: Wed July 29, 2026, 10:00 PM
SEVERE THUNDERSTORM WATCH 532 REMAINS VALID UNTIL 10 PM EDT THIS EVENING FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT 20 NM COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT 20 NM COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.3 μg/m3
Sulphur Dioxide: 0.95 μg/m3
Ozone: 99.67 μg/m3
Astronomical
Sun Transit: 1:33 PM
Sunset: 8:22 PM
Daylight: 13 hrs 37 mins
Moon Transit: 2:04 AM
Moonset: 7:33 AM
Moon Phase: Full
Moon Illumination: 97.1%
Best Times for Fishing or Hunting
Major Periods
1:34 AM - 4:04 AM3:05 PM - 5:35 PM
Minor Periods
8:42 PM - 10:12 PM7:03 AM - 8:33 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.33 μg/m3
Sulphur Dioxide: 1.03 μg/m3
Ozone: 101.17 μg/m3
Astronomical
Sun Transit: 1:33 PM
Sunset: 8:21 PM
Daylight: 13 hrs 36 mins
Moon Transit: 2:48 AM
Moonset: 8:32 AM
Moon Phase: Full
Moon Illumination: 92.0%
Best Times for Fishing or Hunting
Major Periods
2:18 AM - 4:48 AM3:49 PM - 6:19 PM
Minor Periods
9:12 PM - 10:42 PM8:02 AM - 9:32 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.17 μg/m3
Sulphur Dioxide: 0.9 μg/m3
Ozone: 91.42 μg/m3
Astronomical
Sun Transit: 1:33 PM
Sunset: 8:20 PM
Daylight: 13 hrs 35 mins
Moon Transit: 3:32 AM
Moonset: 9:29 AM
Moon Phase: Waning Gibbous
Moon Illumination: 84.9%
Best Times for Fishing or Hunting
Major Periods
3:02 AM - 5:32 AM12:00 AM - 12:00 AM
Minor Periods
9:40 PM - 11:10 PM8:59 AM - 10:29 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.34 μg/m3
Sulphur Dioxide: 0.5 μg/m3
Ozone: 59.63 μg/m3
Astronomical
Sun Transit: 1:32 PM
Sunset: 8:20 PM
Daylight: 13 hrs 33 mins
Moon Transit: 6:50 PM
Moonset: 10:27 AM
Moon Phase: Waning Gibbous
Moon Illumination: 75.9%
Best Times for Fishing or Hunting
Major Periods
6:20 PM - 8:50 PM6:20 PM - 8:50 PM
Minor Periods
10:09 PM - 11:39 PM9:57 AM - 11:27 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.42 μg/m3
Sulphur Dioxide: 0.58 μg/m3
Ozone: 50.89 μg/m3
Astronomical
Sun Transit: 1:32 PM
Sunset: 8:19 PM
Daylight: 13 hrs 32 mins
Moon Transit: 12:00 AM
Moonset: 11:26 AM
Moon Phase: Waning Gibbous
Moon Illumination: 65.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM5:59 PM - 8:29 PM
Minor Periods
12:00 AM - 12:00 AM10:56 AM - 12:26 AM
Action Rating: 3 out of 5
