Station Name: CARROLL CREEK ABOVE ROCK CREEK AT FREDERICK, MD
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 295 feet / 90 meters

Nearest Address:
Catoctin Mountain Hwy
Frederick, MD 21702
Frederick County

GPS Coordinates: 39.42441667, -77.42977778

Nearby Water Temperatures

Flood Watch issued May 13 at 6:41PM EDT until May 14 at 6:00AM EDT by NWS Baltimore MD/Washington DC

Effective: Tue May 13, 2025, 10:41 PM
Expires: Wed May 14, 2025, 6:45 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of DC, including the following , District of Columbia, Maryland, including the following areas, Central and Eastern Allegany, Central and Southeast Montgomery, Eastern Garrett, Extreme Western Allegany, Frederick MD, Northwest Montgomery and Washington, Virginia, including the following areas, Arlington/Falls Church/Alexandria, Central and Southeast Prince William/Manassas/Manassas Park, Clarke, Culpeper, Eastern Loudoun, Fairfax, Frederick VA, King George, Northern Fauquier, Northwest Prince William, Orange, Southern Fauquier, Spotsylvania, Stafford and Western Loudoun, and West Virginia, including the following areas, Berkeley, Eastern Mineral, Hampshire, Jefferson, Morgan and Western Mineral. * WHEN...Until 6 AM EDT Wednesday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - A prolonged period of moderate to heavy rain showers with embedded thunderstorms is expected through late tonight. Rainfall amounts of 2 to 4 inches are likely, with locally higher amounts possible along the eastern slopes of the Blue Ridge and Allegheny Mountains. This rainfall may lead to scattered instances of flooding. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information.

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood Watch issued May 13 at 4:09PM EDT by NWS Baltimore MD/Washington DC

Effective: Tue May 13, 2025, 8:09 PM
Expires: Wed May 14, 2025, 4:15 AM

...The National Weather Service in Baltimore MD/Washington DC has issued a Flood Watch for the following rivers in West Virginia... Virginia...Maryland... South Branch Potomac River near Springfield affecting Hardy and Hampshire Counties. Potomac River at Point of Rocks affecting Western Loudoun and Frederick MD zones. Potomac River at Little Falls affecting Central and Southeast Montgomery and Fairfax Counties. ...The Flood Watch is cancelled for the following rivers in Virginia... Rappahannock River at Remington affecting Southern Fauquier and Culpeper zones. For the Potomac River...including Paw Paw, Hancock, Shepherdstown, Harpers Ferry, Point of Rocks, Edwards Ferry, Little Falls... flooding is possible. * WHAT...Flooding is possible. * WHERE...Potomac River at Point of Rocks. * WHEN...From late Wednesday night until further notice. * IMPACTS...At 22.0 feet, Water begins to cover the C&O Canal towpath near Point of Rocks and Brunswick. * ADDITIONAL DETAILS... - At 3:45 PM EDT Tuesday the stage was 3.2 feet, or 12.8 feet below flood stage. - Forecast...Flood stage may be reached early Thursday morning. - Flood stage is 16.0 feet. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information

If you are in the watch area, remain alert to possible flooding. Stay tuned to further developments by listening to your local radio, television, or NOAA Weather Radio for further information. Additional information is available at www.weather.gov/washington or www.weather.gov/baltimore. The next statement will be issued late this evening.this afternoon at 515 PM EDT.

Flood Watch issued May 13 at 6:41PM EDT until May 14 at 6:00AM EDT by NWS Baltimore MD/Washington DC

Effective: Tue May 13, 2025, 10:41 PM
Expires: Wed May 14, 2025, 6:45 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of DC, including the following , District of Columbia, Maryland, including the following areas, Central and Eastern Allegany, Central and Southeast Montgomery, Eastern Garrett, Extreme Western Allegany, Frederick MD, Northwest Montgomery and Washington, Virginia, including the following areas, Arlington/Falls Church/Alexandria, Central and Southeast Prince William/Manassas/Manassas Park, Clarke, Culpeper, Eastern Loudoun, Fairfax, Frederick VA, King George, Northern Fauquier, Northwest Prince William, Orange, Southern Fauquier, Spotsylvania, Stafford and Western Loudoun, and West Virginia, including the following areas, Berkeley, Eastern Mineral, Hampshire, Jefferson, Morgan and Western Mineral. * WHEN...Until 6 AM EDT Wednesday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - A prolonged period of moderate to heavy rain showers with embedded thunderstorms is expected through late tonight. Rainfall amounts of 2 to 4 inches are likely, with locally higher amounts possible along the eastern slopes of the Blue Ridge and Allegheny Mountains. This rainfall may lead to scattered instances of flooding. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information.

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood Watch issued May 13 at 4:09PM EDT by NWS Baltimore MD/Washington DC

Effective: Tue May 13, 2025, 8:09 PM
Expires: Wed May 14, 2025, 4:15 AM

...The National Weather Service in Baltimore MD/Washington DC has issued a Flood Watch for the following rivers in West Virginia... Virginia...Maryland... South Branch Potomac River near Springfield affecting Hardy and Hampshire Counties. Potomac River at Point of Rocks affecting Western Loudoun and Frederick MD zones. Potomac River at Little Falls affecting Central and Southeast Montgomery and Fairfax Counties. ...The Flood Watch is cancelled for the following rivers in Virginia... Rappahannock River at Remington affecting Southern Fauquier and Culpeper zones. For the Potomac River...including Paw Paw, Hancock, Shepherdstown, Harpers Ferry, Point of Rocks, Edwards Ferry, Little Falls... flooding is possible. * WHAT...Flooding is possible. * WHERE...Potomac River at Little Falls. * WHEN...From Thursday afternoon until further notice. * IMPACTS...At 11.5 feet, Water covers the towpath in multiple spots between the Washington Aqueduct Dam and Pennyfield Lock, mileposts 15 to 19 on the C&O Canal. * ADDITIONAL DETAILS... - At 3:45 PM EDT Tuesday the stage was 4.2 feet, or 5.8 feet below flood stage. - Forecast...Flood stage may be reached early Thursday afternoon. - Flood stage is 10.0 feet. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information

If you are in the watch area, remain alert to possible flooding. Stay tuned to further developments by listening to your local radio, television, or NOAA Weather Radio for further information. Additional information is available at www.weather.gov/washington or www.weather.gov/baltimore. The next statement will be issued late this evening.this afternoon at 515 PM EDT.