Water Temperature of Foster Branch in Joppatowne, MD
Current Water Temperature
Measurement Time: Saturday, September 13, 2025, 11:35 PM EDT
Temperature Locations
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Local Points of Interest
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Station Name: FOSTER BRANCH NEAR JOPPATOWNE, MD
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 39 feet / 12 meters
Nearest Address:
504 Foster Knoll Dr
Joppatowne, MD 21085
Harford County
GPS Coordinates: 39.40852778, -76.34263889
Nearby Water Temperatures
Plumtree Run, Bel Air, MD (6.1 mi)Herring Run, Baltimore, MD (13.0 mi)
Chesapeake Bay, Tolchester Beach, MD (14.5 mi)
Northwest Harbor, Baltimore, MD (16.0 mi)
Susquehanna River, Darlington, MD (18.0 mi)
Scotts Level Branch, Milford Mill, MD (22.6 mi)
Gunpowder Falls, Parkton, MD (23.6 mi)
Chesapeake & Delaware Canal, Chesapeake City, MD (29.6 mi)
Severn River, Annapolis, MD (30.3 mi)
Chesapeake Bay, Annapolis, MD (31.3 mi)
Silver Lake Tributary, Townsend, DE (33.8 mi)
Christina River, Newark, DE (36.4 mi)
White Clay Creek, Newark, DE (37.1 mi)
West Branch White Clay Creek, Landenberg, PA (38.2 mi)
Patuxent River, Brighton, MD (38.4 mi)
Weather for Joppatowne, Maryland
Current Weather

Humidity: 76%
Feels Like: 68.9°F
Wind: SW 2.7 mph
Wind Gusts: 5.6 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Sun
H: 88°F
L: 62°F

Mon
H: 81°F
L: 60°F

Tue
H: 68°F
L: 62°F

Wed
H: 73°F
L: 60°F

Thu
H: 79°F
L: 65°F
Air Quality
Nitrogen Dioxide: 27.01 μg/m3
Sulphur Dioxide: 6.66 μg/m3
Ozone: 47 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:15 PM
Daylight: 12 hrs 29 mins
Moon Transit: 6:54 AM
Moonset: 3:01 PM
Moon Phase: Last Quarter
Moon Illumination: 45.1%
Best Times for Fishing or Hunting
Major Periods
6:24 AM - 8:54 AM8:49 PM - 11:19 PM
Minor Periods
12:00 AM - 12:00 AM2:31 PM - 4:01 PM
Action Rating: 3 out of 5
Coastal Flood Advisory issued September 13 at 4:07PM EDT until September 14 at 2:00AM EDT by NWS Baltimore MD/Washington DC
Effective: Sat September 13, 2025, 4:07 PM
Expires: Sun September 14, 2025, 12:15 AM
* WHAT...Up to one half foot of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE...Shoreline in Anne Arundel County. * WHEN...From 9 PM this evening to 2 AM EDT Sunday, especially around the time of high tide. * IMPACTS...At 2.6 feet, water may begin to pond in the parking lot at Annapolis City Dock, and surround the Alex Haley Memorial. * ADDITIONAL DETAILS...Tides between one half foot and one foot above normal. The next high tide at Annapolis U.S. Naval Academy is at 11:22 PM and 10:31 AM.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Coastal Flood Advisory issued September 13 at 4:07PM EDT until September 14 at 2:00AM EDT by NWS Baltimore MD/Washington DC
Effective: Sat September 13, 2025, 4:07 PM
Expires: Sun September 14, 2025, 12:15 AM
* WHAT...Up to one half foot of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE...Shoreline in Anne Arundel County. * WHEN...From 9 PM this evening to 2 AM EDT Sunday, especially around the time of high tide. * IMPACTS...At 2.6 feet, water may begin to pond in the parking lot at Annapolis City Dock, and surround the Alex Haley Memorial. * ADDITIONAL DETAILS...Tides between one half foot and one foot above normal. The next high tide at Annapolis U.S. Naval Academy is at 11:22 PM and 10:31 AM.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
This is only a test for monitoring of vital dissemination systems.
Effective: Sun September 14, 2025, 2:21 AM
Expires: Sun September 14, 2025, 2:31 AM
Monitoring message only. Please disregard.
Monitoring message only. Please disregard.
Weather Forecast
Average Temperature: 74.5°F
Average Humidity: 71%
Wind: 6.7 mph
UV Index: 1.5
Air Quality
Nitrogen Dioxide: 18.17 μg/m3
Sulphur Dioxide: 8.72 μg/m3
Ozone: 106.28 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:15 PM
Daylight: 12 hrs 29 mins
Moon Transit: 6:54 AM
Moonset: 3:01 PM
Moon Phase: Last Quarter
Moon Illumination: 45.1%
Best Times for Fishing or Hunting
Major Periods
6:24 AM - 8:54 AM8:49 PM - 11:19 PM
Minor Periods
12:00 AM - 12:00 AM2:31 PM - 4:01 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 70.4°F
Average Humidity: 77%
Wind: 8.7 mph
UV Index: 1.3
Air Quality
Nitrogen Dioxide: 32.6 μg/m3
Sulphur Dioxide: 8.89 μg/m3
Ozone: 87.92 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:13 PM
Daylight: 12 hrs 26 mins
Moon Transit: 7:56 AM
Moonset: 3:58 PM
Moon Phase: Last Quarter
Moon Illumination: 34.0%
Best Times for Fishing or Hunting
Major Periods
7:26 AM - 9:56 AM12:00 AM - 12:00 AM
Minor Periods
3:28 PM - 4:58 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 64.6°F
Average Humidity: 85%
Wind: 11.2 mph
UV Index: 1.3
Air Quality
Nitrogen Dioxide: 13.6 μg/m3
Sulphur Dioxide: 3.34 μg/m3
Ozone: 95.16 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:12 PM
Daylight: 12 hrs 24 mins
Moon Transit: 8:55 AM
Moonset: 4:44 PM
Moon Phase: Last Quarter
Moon Illumination: 23.8%
Best Times for Fishing or Hunting
Major Periods
8:25 AM - 10:55 AM12:00 AM - 12:00 AM
Minor Periods
4:14 PM - 5:44 PM12:29 AM - 1:59 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 65.7°F
Average Humidity: 86%
Wind: 13 mph
UV Index: 0.3
Air Quality
Nitrogen Dioxide: 22.33 μg/m3
Sulphur Dioxide: 2.04 μg/m3
Ozone: 62.08 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:10 PM
Daylight: 12 hrs 21 mins
Moon Transit: 9:50 AM
Moonset: 5:20 PM
Moon Phase: Waning Crescent
Moon Illumination: 14.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:20 AM - 11:50 AM
Minor Periods
4:50 PM - 6:20 PM1:39 AM - 3:09 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 68.9°F
Average Humidity: 88%
Wind: 7.8 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:08 PM
Daylight: 12 hrs 18 mins
Moon Transit: 10:40 AM
Moonset: 5:49 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:10 AM - 12:40 AM
Minor Periods
5:19 PM - 6:49 PM2:50 AM - 4:20 AM
Action Rating: 3 out of 5