USGS Gauge
MD
ST Marys River at Great Mills, MD
Site 01661500 • 38.2418, -76.5037 USGS Data
St Marys River (Maryland)
Current Conditions
Water Level
Flow Rate
Water Temp
Air Temp
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Flood Status:
Normal
Action: 5.00 ft | Flood: 7.00 ft | Moderate: 8.00 ft | Major: 10.00 ft
Location
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Historical Water Level
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Wind
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S
W
E
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mph
Wind Speed
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mph
Gusts
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Daylight Hours
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Conditions
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Atmosphere
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Humidity
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Pressure
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Visibility
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Dew Point
Precipitation
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Next Hour
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Next 24hr
Storm Risk
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Visibility
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Low visibility
Good visibility
Today's Forecast
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Temperature: -- to -- °F
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Precipitation
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Wind
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Cloud Cover
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UV Index
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Air Quality
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Pollen
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Mold
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Hours of Sun
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