Navigation

Alerts

Carroll Co.
 Details for Carroll Co. Test Message

pwsWD Template

Meteotemplate

Fresh WDL

Simple WDL




Style Options





Northwest Branch Patapsco River At Baltimore/fort Mchenry (in Mllw)

  

Back to River Summary

Hydrograph

Stage Color Key
2.5 ft - Near Flood 3.4 ft - Minor Flood 4.6 ft - Moderate Flood 6 ft - Major Flood

Latest Observation: Wednesday July 29th, 2026 03:06 PM EDT
River Status: Normal

  Height Flow
Currently 0.64 ft N/A
Record 9.77 ft N/A

Forecast
  Date (EDT) Stage (ft) Flow (kcfs)
  Wednesday 07/29/2026 02:00 PM 0.70 N/A
  Wednesday 07/29/2026 03:00 PM 0.60 N/A
  Wednesday 07/29/2026 04:00 PM 0.70 N/A
  Wednesday 07/29/2026 05:00 PM 0.80 N/A
  Wednesday 07/29/2026 06:00 PM 1.00 N/A
  Wednesday 07/29/2026 07:00 PM 1.10 N/A
  Wednesday 07/29/2026 08:00 PM 1.10 N/A

Observation
   Date (EDT)  Stage (ft)  Flow (kcfs)
Wednesday 07/29/2026 01:12 PM 1.02 N/A
Wednesday 07/29/2026 01:18 PM 0.99 N/A
Wednesday 07/29/2026 01:24 PM 0.95 N/A
Wednesday 07/29/2026 01:30 PM 0.91 N/A
Wednesday 07/29/2026 01:36 PM 0.88 N/A
Wednesday 07/29/2026 01:42 PM 0.86 N/A
Wednesday 07/29/2026 01:48 PM 0.84 N/A
Wednesday 07/29/2026 01:54 PM 0.82 N/A
Wednesday 07/29/2026 02:00 PM 0.79 N/A
Wednesday 07/29/2026 02:06 PM 0.76 N/A
Wednesday 07/29/2026 02:12 PM 0.74 N/A
Wednesday 07/29/2026 02:18 PM 0.72 N/A
Wednesday 07/29/2026 02:24 PM 0.71 N/A
Wednesday 07/29/2026 02:30 PM 0.71 N/A
Wednesday 07/29/2026 02:36 PM 0.69 N/A
Wednesday 07/29/2026 02:42 PM 0.68 N/A
Wednesday 07/29/2026 02:48 PM 0.66 N/A
Wednesday 07/29/2026 02:54 PM 0.65 N/A
Wednesday 07/29/2026 03:00 PM 0.64 N/A
Wednesday 07/29/2026 03:06 PM 0.64 N/A
Wednesday 07/29/2026 03:12 PM 0.63 N/A
Wednesday 07/29/2026 03:18 PM 0.63 N/A
Wednesday 07/29/2026 03:24 PM 0.63 N/A

Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather with mods by Saratoga-weather.org