Red Flag Warning
2026-03-13T20:00:00-06:00

* AFFECTED AREA...Fire Weather Zones 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250 and 251. * TIMING...For the first Red Flag Warning, until 8 PM MDT this evening. For the second Red Flag Warning, from 11 AM to 9 PM MDT Saturday. * WINDS...Today, west winds 15 to 25 mph with gusts 25 to 35 mph. On Saturday, west winds 20 to 30 mph with gusts 35 to 60 mph, strongest west of I-25. * RELATIVE HUMIDITY...Today, 12 to 17 percent. On Saturday, 8 to 15 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.


Oswego River River Levels

Last Updated: March 13, 2026

The Oswego River is a 23-mile-long river located in upstate New York that flows into Lake Ontario.


Summary

Total streamflow across the Oswego River was last observed at 16,000 cfs, and is expected to yield approximately 31,736 acre-ft of water today; about 145% of normal. River levels are high. Average streamflow for this time of year is 11,032 cfs, with recent peaks last observed on 2011-05-01 when daily discharge volume was observed at 27,000 cfs.

Maximum discharge along the river is currently at the Oswego River At Lock 7 reporting a streamflow rate of 16,000 cfs. However, the streamgauge with the highest stage along the river is the Oswego River At Harrisville Nj with a gauge stage of 10.38 ft. This river is monitored from 2 different streamgauging stations along the Oswego River, the highest being situated at an altitude of 254 ft, the Oswego River At Lock 7.




15-Day Weather Outlook


River Details

Last Updated 2026-03-13
Discharge Volume 31,736 ACRE-FT
Streamflow 16,000.0 cfs
-300.0 cfs (-1.84%)
Percent of Normal 145.03%
Maximum 27,000.0 cfs
2011-05-01
Seasonal Avg 11,032 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Oswego River At Lock 7
USGS 04249000
16000 cfs 8.08 ft -1.84
Oswego River At Harrisville Nj
USGS 01410000
65 cfs 10.38 ft -13.27
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Oswego River is a 23.7-mile-long (38.1 km) tributary of the Wading River in the southern New Jersey Pine Barrens in the United States.