Water Temperature of Foster Branch in Joppatowne, MD
Current Water Temperature
Measurement Time: Monday, January 26, 2026, 12:35 AM EST
Temperature Locations
View Nearby Locations View All Maryland Locations View Locations Near Me
Local Points of Interest
Gunpowder RiverStation Name: FOSTER BRANCH NEAR JOPPATOWNE, MD
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 39 feet
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 mi)
Chesapeake Bay, Tolchester Beach, MD (14.5 mi)
Northwest Harbor, Baltimore, MD (16 mi)
Susquehanna River, Darlington, MD (18 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

Five Day Weather Forecast

Mon
H: 28°F
L: 10°F

Tue
H: 28°F
L: 10°F

Wed
H: 22°F
L: 13°F

Thu
H: 20°F
L: 5°F

Fri
H: 18°F
L: -1°F
Air Quality
Nitrogen Dioxide: 7.55 μg/m3
Sulphur Dioxide: 5.75 μg/m3
Ozone: 60 μg/m3
Astronomical
Sun Transit: 12:17 AM
Sunset: 5:19 PM
Daylight: 10 hrs 1 mins
Moon Transit: 6:33 PM
Moonset: 12:56 AM
Moon Phase: First Quarter
Moon Illumination: 57.1%
Best Times for Fishing or Hunting
Major Periods
7:30 AM - 10:00 AM6:03 PM - 8:33 PM
Minor Periods
10:38 AM - 12:08 AM12:26 AM - 1:56 AM
Action Rating: 3 out of 5
Cold Weather Advisory issued January 25 at 11:13PM EST until January 27 at 11:00AM EST by NWS Baltimore MD/Washington DC
Effective: Sun January 25, 2026, 11:13 PM
Expires: Mon January 26, 2026, 7:15 AM
* WHAT...Very cold wind chills as low as 5 to 8 below zero expected. * WHERE...Portions of DC, central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN...From 7 PM Monday to 11 AM EST Tuesday. * IMPACTS...The cold wind chills as low as 5 to 8 below zero could result in hypothermia if precautions are not taken. * ADDITIONAL DETAILS...Additional Cold Weather Headlines are expected at times through the end of the week as the region remains in an Arctic Airmass.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water.
Winter Storm Warning issued January 25 at 3:40PM EST until January 26 at 1:00PM EST by NWS Mount Holly NJ
Effective: Sun January 25, 2026, 3:40 PM
Expires: Mon January 26, 2026, 4:45 AM
* WHAT...Heavy mixed precipitation. Additional snow and sleet accumulations up to one inch and ice accumulations up to one tenth of an inch. * WHERE...Portions of central and northern Delaware and northeast Maryland. * WHEN...Until 1 PM EST Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Monday morning commute.
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Cold Weather Advisory issued January 26 at 1:16AM EST until January 28 at 10:00AM EST by NWS Mount Holly NJ
Effective: Mon January 26, 2026, 1:16 AM
Expires: Mon January 26, 2026, 4:15 PM
* WHAT...Very cold wind chills between 0 and 10 degrees below zero. * WHERE...Portions of central, northern, and southern Delaware, northeast Maryland, central and southern New Jersey, and southeast Pennsylvania. * WHEN...From 7 PM this evening to 10 AM EST Wednesday. * IMPACTS...The cold wind chills as low as 10 below zero could result in hypothermia if precautions are not taken. * ADDITIONAL DETAILS...Extensions to the Cold Weather Advisory are expected and could be upgraded to an Extreme Cold Warning for Wednesday night and/or Thursday Night. Wind chills below zero at night are likely to continue into the weekend.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold.
Cold Weather Advisory issued January 25 at 11:13PM EST until January 27 at 11:00AM EST by NWS Baltimore MD/Washington DC
Effective: Sun January 25, 2026, 11:13 PM
Expires: Mon January 26, 2026, 7:15 AM
* WHAT...Very cold wind chills as low as 15 to 18 below zero expected. * WHERE...Portions of north central and western Maryland, northwest Virginia, and eastern and panhandle West Virginia. * WHEN...From 7 PM Monday to 11 AM EST Tuesday. * IMPACTS...The dangerously cold wind chills as low as 15 to 18 below zero could result in hypothermia or frostbite if precautions are not taken. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Wind chill values can lead to hypothermia with prolonged exposure. * ADDITIONAL DETAILS...Additional Cold Weather Headlines are expected at times through the end of the week as the region remains in an Arctic Airmass.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water.
Winter Storm Warning issued January 25 at 3:42PM EST until January 26 at 1:00PM EST by NWS State College PA
Effective: Sun January 25, 2026, 3:42 PM
Expires: Mon January 26, 2026, 7:30 AM
* WHAT...Heavy mixed precipitation. Additional snow and sleet accumulation between 1 and 3 inches. Storm total snow and sleet accumulations between 9 and 12 inches, * WHERE...A portion of central Pennsylvania. * WHEN...Until 1 PM EST Monday. * IMPACTS...Travel could be very difficult to impossible. Widespread and prolonged travel disruptions are expected. * ADDITIONAL DETAILS...A mixture of moderate to heavy sleet and snow will occur into early this evening, before changing back to periods of lighter snow later this evening. Frigid temperatures and wind chills are expected during and after the winter storm. Some blowing and drifting snow is possible, mainly after daybreak Monday.
Consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.
Winter Storm Warning issued January 25 at 11:09PM EST until January 26 at 1:00PM EST by NWS State College PA
Effective: Sun January 25, 2026, 11:09 PM
Expires: Mon January 26, 2026, 12:15 PM
* WHAT...Patchy light snow will prevail overnight. Isolated pockets of freezing drizzle could occur as well. * WHERE...A portion of central Pennsylvania. * WHEN...Until 1 PM EST Monday. * IMPACTS...Travel could be very difficult to impossible. Widespread and prolonged travel disruptions are expected. * ADDITIONAL DETAILS...While snowfall amounts will be on the light side, travel will likely remain poor given the frigid temperatures. In addition low wind chills are expected into Monday morning. Blowing and drifting snow is expected, mainly after daybreak Monday.
Consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.
Weather Forecast
Air Quality
Nitrogen Dioxide: 15.67 μg/m3
Sulphur Dioxide: 3.94 μg/m3
Ozone: 54.68 μg/m3
Astronomical
Sun Transit: 12:17 AM
Sunset: 5:19 PM
Daylight: 10 hrs 1 mins
Moon Transit: 6:33 PM
Moonset: 12:56 AM
Moon Phase: First Quarter
Moon Illumination: 57.1%
Best Times for Fishing or Hunting
Major Periods
7:30 AM - 10:00 AM6:03 PM - 8:33 PM
Minor Periods
10:38 AM - 12:08 AM12:26 AM - 1:56 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.67 μg/m3
Sulphur Dioxide: 5.05 μg/m3
Ozone: 67.8 μg/m3
Astronomical
Sun Transit: 12:18 AM
Sunset: 5:20 PM
Daylight: 10 hrs 3 mins
Moon Transit: 7:31 PM
Moonset: 2:12 AM
Moon Phase: First Quarter
Moon Illumination: 68.0%
Best Times for Fishing or Hunting
Major Periods
8:25 AM - 10:55 AM7:01 PM - 9:31 PM
Minor Periods
11:16 AM - 12:46 AM1:42 AM - 3:12 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.91 μg/m3
Sulphur Dioxide: 4.29 μg/m3
Ozone: 65.84 μg/m3
Astronomical
Sun Transit: 12:18 AM
Sunset: 5:21 PM
Daylight: 10 hrs 5 mins
Moon Transit: 8:34 PM
Moonset: 3:27 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.1%
Best Times for Fishing or Hunting
Major Periods
9:26 AM - 11:56 AM8:04 PM - 10:34 PM
Minor Periods
12:04 AM - 1:34 PM2:57 AM - 4:27 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 13 μg/m3
Sulphur Dioxide: 4.79 μg/m3
Ozone: 61.36 μg/m3
Astronomical
Sun Transit: 12:18 AM
Sunset: 5:22 PM
Daylight: 10 hrs 7 mins
Moon Transit: 9:39 PM
Moonset: 4:39 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.7%
Best Times for Fishing or Hunting
Major Periods
10:30 AM - 1:00 PM9:09 PM - 11:39 PM
Minor Periods
1:04 PM - 2:34 PM4:09 AM - 5:39 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.67 μg/m3
Sulphur Dioxide: 3.04 μg/m3
Ozone: 62.85 μg/m3
Astronomical
Sun Transit: 12:18 AM
Sunset: 5:23 PM
Daylight: 10 hrs 9 mins
Moon Transit: 10:42 PM
Moonset: 5:42 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%
Best Times for Fishing or Hunting
Major Periods
11:35 AM - 2:05 PM12:00 AM - 12:00 AM
Minor Periods
2:14 PM - 3:44 PM5:12 AM - 6:42 AM
Action Rating: 2 out of 5
