Blue Flower

Flooding: Maryland

Current Hydrologic Alerts for Maryland provided by the National Weather Service - Advanced Hydrologic Prediction Service
Maryland - Current Hydrologic Observations - NWS AHPS
  1. Flood Categories

    Primary (ft)

    • Action : 2.5 ft
    • Minor : 3 ft
    • Moderate : 3.5 ft
    • Major : 4 ft

    Secondary (kcfs)

    • Action : Not Set
    • Minor : Not Set
    • Moderate : Not Set
    • Major : Not Set

    The forecast flood categories are the same as the observation flood categories.

    Gauge Data

    Observations

    Latest Observation Category: Normal
    Latest Observation: 1.63 ft
    Latest Observation (Secondary): -999 kcfs
    Observation Time: Jun 6, 2023 05:06 AM -0400

    Forecasts

    Forecast Issued: Jun 6, 2023 05:24 AM -0400

    Recent

    Recent Category: Normal
    Recent Projected Forecast Available: 1.3 ft
    Recent Projected Forecast Available (Secondary): -999 kcfs
    Recent Projected Forecast Time: Jun 6, 2023 06:00 AM -0400

    Highest

    Highest Category: Action
    Highest Projected Forecast Available: 2.7 ft
    Highest Projected Forecast Available (Secondary): -999 kcfs
    Highest Projected Forecast Time: Jun 7, 2023 02:00 AM -0400

    Last

    Last Category: Normal
    Last Projected Forecast Available: 2.3 ft
    Last Projected Forecast Available (Secondary): -999 kcfs
    Last Projected Forecast Time: Jun 9, 2023 05:00 AM -0400


  2. Flood Categories

    Primary (ft)

    • Action : 6 ft
    • Minor : 6.5 ft
    • Moderate : 7.5 ft
    • Major : 8 ft

    Secondary (kcfs)

    • Action : Not Set
    • Minor : Not Set
    • Moderate : Not Set
    • Major : Not Set

    The forecast flood categories are the same as the observation flood categories.

    Gauge Data

    Observations

    Latest Observation Category: Normal
    Latest Observation: 0.83 ft
    Latest Observation (Secondary): -999 kcfs
    Observation Time: Jun 6, 2023 05:06 AM -0400

    Forecasts

    Forecast Issued: Jun 6, 2023 05:24 AM -0400

    Recent

    Recent Category: Normal
    Recent Projected Forecast Available: 1 ft
    Recent Projected Forecast Available (Secondary): -999 kcfs
    Recent Projected Forecast Time: Jun 6, 2023 06:00 AM -0400

    Highest

    Highest Category: Action
    Highest Projected Forecast Available: 6 ft
    Highest Projected Forecast Available (Secondary): -999 kcfs
    Highest Projected Forecast Time: Jun 7, 2023 12:00 AM -0400

    Last

    Last Category: Normal
    Last Projected Forecast Available: 2.9 ft
    Last Projected Forecast Available (Secondary): -999 kcfs
    Last Projected Forecast Time: Jun 9, 2023 05:00 AM -0400


  3. Flood Categories

    Primary (ft)

    • Action : 2.5 ft
    • Minor : 3 ft
    • Moderate : 4 ft
    • Major : 5 ft

    Flow (secondary) data is not currently enabled for this gauge.

    The forecast flood categories are the same as the observation flood categories.

    Gauge Data

    Observations

    Latest Observation Category: Action
    Latest Observation: 2.6 ft
    Observation Time: Jun 6, 2023 05:06 AM -0400

    Forecasts

    Forecast Issued: Jun 6, 2023 03:09 AM -0400

    Recent

    Recent Category: Action
    Recent Projected Forecast Available: 2.6 ft
    Recent Projected Forecast Time: Jun 6, 2023 06:00 AM -0400

    Highest

    Highest Category: Action
    Highest Projected Forecast Available: 2.7 ft
    Highest Projected Forecast Time: Jun 7, 2023 06:00 AM -0400

    Last

    Last Category: Normal
    Last Projected Forecast Available: 1.2 ft
    Last Projected Forecast Time: Jun 9, 2023 02:00 AM -0400


  4. Flood Categories

    Primary (ft)

    • Action : 2.5 ft
    • Minor : 3 ft
    • Moderate : 3.5 ft
    • Major : 5 ft

    Flow (secondary) data is not currently enabled for this gauge.

    The forecast flood categories are the same as the observation flood categories.

    Gauge Data

    Observations

    Latest Observation Category: Minor
    Latest Observation: 3.08 ft
    Observation Time: Jun 6, 2023 04:00 AM -0400

    Forecasts

    Forecast Issued: Jun 6, 2023 03:09 AM -0400

    Recent

    Recent Category: Action
    Recent Projected Forecast Available: 2.6 ft
    Recent Projected Forecast Time: Jun 6, 2023 06:00 AM -0400

    Highest

    Highest Category: Action
    Highest Projected Forecast Available: 2.9 ft
    Highest Projected Forecast Time: Jun 8, 2023 06:00 AM -0400

    Last

    Last Category: Normal
    Last Projected Forecast Available: 1.6 ft
    Last Projected Forecast Time: Jun 9, 2023 02:00 AM -0400


  5. Flood Categories

    Primary (ft)

    • Action : 3.5 ft
    • Minor : 4 ft
    • Moderate : 5 ft
    • Major : 6 ft

    Secondary (kcfs)

    • Action : Not Set
    • Minor : Not Set
    • Moderate : Not Set
    • Major : Not Set

    The forecast flood categories are the same as the observation flood categories.

    Gauge Data

    Observations

    Latest Observation Category: Normal
    Latest Observation: 1.35 ft
    Latest Observation (Secondary): -999 kcfs
    Observation Time: Jun 6, 2023 05:06 AM -0400

    Forecasts

    Forecast Issued: Jun 6, 2023 05:24 AM -0400

    Recent

    Recent Category: Normal
    Recent Projected Forecast Available: 1.7 ft
    Recent Projected Forecast Available (Secondary): -999 kcfs
    Recent Projected Forecast Time: Jun 6, 2023 06:00 AM -0400

    Highest

    Highest Category: Action
    Highest Projected Forecast Available: 3.6 ft
    Highest Projected Forecast Available (Secondary): -999 kcfs
    Highest Projected Forecast Time: Jun 6, 2023 11:00 PM -0400

    Last

    Last Category: Normal
    Last Projected Forecast Available: 1.8 ft
    Last Projected Forecast Available (Secondary): -999 kcfs
    Last Projected Forecast Time: Jun 9, 2023 05:00 AM -0400