Water Temperature of the San Antonio River in Elmendorf, TX
Current Water Temperature
Measurement Time: Friday, November 7, 2025, 7:30 PM CST
Temperature Locations
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Local Points of Interest
River Crossing Park; Graytown, TXSponsored Content
Station Name: San Antonio Rv nr Elmendorf, TX
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 423 feet / 129 meters
Nearest Address:
6900 State Loop 1604
Elmendorf, TX 78112
Bexar County
GPS Coordinates: 29.2221853, -98.3558463
Nearby Water Temperatures
Medina River, San Antonio, TX (8.6 mi)Medina River, San Antonio, TX (13.9 mi)
San Antonio River, Runge, TX (45.4 mi)
Jacob's Well Spring, Wimberley, TX (57.8 mi)
San Antonio River, Goliad, TX (70.8 mi)
Barton Springs, Austin, TX (80.0 mi)
Frio River, Concan, TX (83.3 mi)
Nueces River, San Patricio, TX (95.5 mi)
Nueces River, Odem, TX (101.7 mi)
Rincon Bayou Channel, Odem, TX (101.9 mi)
Viola Turning Basin, Corpus Christi, TX (107.7 mi)
Neuces Bay, Corpus Christi, TX (109.6 mi)
Lavaca Bay, Port Lavaca, TX (113.0 mi)
Corpus Christi Bay, Portland, TX (113.2 mi)
Corpus Christi Bay, Corpus Christi, TX (113.7 mi)
Weather for Elmendorf, Texas
Current Weather

Humidity: 67%
Feels Like: 62.1°F
Wind: NNE 8.3 mph
Wind Gusts: 17.4 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Sat
H: 91°F
L: 55°F

Sun
H: 71°F
L: 56°F

Mon
H: 64°F
L: 37°F

Tue
H: 76°F
L: 43°F

Wed
H: 86°F
L: 58°F
Air Quality
Nitrogen Dioxide: 13.65 μg/m3
Sulphur Dioxide: 2.85 μg/m3
Ozone: 30 μg/m3
Astronomical
Sun Transit: 12:17 AM
Sunset: 5:42 PM
Daylight: 10 hrs 50 mins
Moon Transit: 3:05 AM
Moonset: 10:34 AM
Moon Phase: Waning Gibbous
Moon Illumination: 86.7%
Best Times for Fishing or Hunting
Major Periods
2:35 AM - 5:05 AM1:58 PM - 4:28 PM
Minor Periods
8:13 PM - 9:43 PM10:04 AM - 11:34 AM
Action Rating: 2 out of 5
Fire Weather Watch issued November 7 at 11:35AM CST until November 9 at 9:00PM CST by NWS Austin/San Antonio TX
Effective: Fri November 7, 2025, 11:35 AM
Expires: Sat November 8, 2025, 12:00 PM
...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING FOR STRONG NORTH-NORTHEASTERLY WINDS AND CRITICALLY LOW HUMIDITY ACROSS SOUTH CENTRAL TEXAS...... .A strong cold front will arrive by early Sunday morning, leading to area-wide northwest winds of 15 to 30 mph with gusts up to 40 mph. Humidities will fall to near or below 20 percent across the Edwards Plateau, Hill Country and Rio Grande Plains as early as late Sunday morning, and across the remainder of South Central Texas Sunday afternoon. When combined with dry to extremely dry fuels, these wind and low humidity values will produce a period of critical fire weather conditions. The National Weather Service in Austin/San Antonio has issued a Fire Weather Watch for strong winds and critically low relative humidity values, which is in effect from Sunday morning through Sunday evening. * AFFECTED AREA...All South Central Texas. * TIMING...From Sunday morning through Sunday evening. * WINDS...North 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 15 to 20 percent. * TEMPERATURES...65 to 74. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued November 8 at 12:09AM CST until November 9 at 9:00PM CST by NWS Austin/San Antonio TX
Effective: Sat November 8, 2025, 12:09 AM
Expires: Sat November 8, 2025, 12:00 PM
...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING FOR STRONG NORTH WINDS AND LOW HUMIDITY ACROSS SOUTH CENTRAL TEXAS...... .A strong cold front will arrive by early Sunday morning, leading to area-wide north winds of 15 to 30 mph with gusts up to 40 mph. Humidities will fall to near or below 20 percent across the Edwards Plateau, Hill Country and Rio Grande Plains as early as late Sunday morning, and across the remainder of South Central Texas Sunday afternoon. When combined with dry to extremely dry fuels, these wind and low humidity values will produce a period of critical fire weather conditions. * AFFECTED AREA...All South Central Texas. * TIMING...From Sunday morning through Sunday evening. * WINDS...North 15 to 30 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 15 to 20 percent. * TEMPERATURES...65 to 73. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Weather Forecast
Average Temperature: 72.5°F
Average Humidity: 59%
Wind: 8.3 mph
UV Index: 1.1
Air Quality
Nitrogen Dioxide: 8.08 μg/m3
Sulphur Dioxide: 2.51 μg/m3
Ozone: 69.72 μg/m3
Astronomical
Sun Transit: 12:17 AM
Sunset: 5:42 PM
Daylight: 10 hrs 50 mins
Moon Transit: 3:05 AM
Moonset: 10:34 AM
Moon Phase: Waning Gibbous
Moon Illumination: 86.7%
Best Times for Fishing or Hunting
Major Periods
2:35 AM - 5:05 AM1:58 PM - 4:28 PM
Minor Periods
8:13 PM - 9:43 PM10:04 AM - 11:34 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 65.1°F
Average Humidity: 48%
Wind: 25.9 mph
UV Index: 1.1
Air Quality
Nitrogen Dioxide: 4.97 μg/m3
Sulphur Dioxide: 2.42 μg/m3
Ozone: 74.52 μg/m3
Astronomical
Sun Transit: 12:17 AM
Sunset: 5:41 PM
Daylight: 10 hrs 49 mins
Moon Transit: 4:09 AM
Moonset: 11:33 AM
Moon Phase: Waning Gibbous
Moon Illumination: 78.1%
Best Times for Fishing or Hunting
Major Periods
3:39 AM - 6:09 AM3:01 PM - 5:31 PM
Minor Periods
9:21 PM - 10:51 PM11:03 AM - 12:33 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 49.9°F
Average Humidity: 26%
Wind: 14.8 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 4.41 μg/m3
Sulphur Dioxide: 2.01 μg/m3
Ozone: 70.44 μg/m3
Astronomical
Sun Transit: 12:17 AM
Sunset: 5:41 PM
Daylight: 10 hrs 47 mins
Moon Transit: 5:10 AM
Moonset: 12:23 AM
Moon Phase: Waning Gibbous
Moon Illumination: 68.0%
Best Times for Fishing or Hunting
Major Periods
4:40 AM - 7:10 AM3:59 PM - 6:29 PM
Minor Periods
10:29 PM - 11:59 PM11:53 AM - 1:23 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 58.3°F
Average Humidity: 42%
Wind: 16.6 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 7.44 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 47.08 μg/m3
Astronomical
Sun Transit: 12:17 AM
Sunset: 5:40 PM
Daylight: 10 hrs 46 mins
Moon Transit: 6:05 AM
Moonset: 1:03 PM
Moon Phase: Waning Gibbous
Moon Illumination: 57.1%
Best Times for Fishing or Hunting
Major Periods
5:35 AM - 8:05 AM4:51 PM - 7:21 PM
Minor Periods
12:00 AM - 12:00 AM12:33 AM - 2:03 PM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 66.3°F
Average Humidity: 74%
Wind: 15.4 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:17 AM
Sunset: 5:40 PM
Daylight: 10 hrs 45 mins
Moon Transit: 6:54 AM
Moonset: 1:37 PM
Moon Phase: Last Quarter
Moon Illumination: 45.8%
Best Times for Fishing or Hunting
Major Periods
6:24 AM - 8:54 AM5:38 PM - 8:08 PM
Minor Periods
1:07 PM - 2:37 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
