Station Name: Two Harbors WWTP
Data Source: USGS

Elevation Above Sea Level: 620 feet

Nearest Address:
3rd Street
Two Harbors, MN 55616
Lake County

GPS Coordinates: 47.0175, -91.6647

Nearby Water Temperatures

Flood Advisory issued May 16 at 12:01PM CDT until May 19 at 3:45PM CDT by NWS Duluth MN

Effective: Sat May 16, 2026, 12:01 PM
Expires: Tue May 19, 2026, 3:45 PM

* WHAT...Flooding caused by rain and snowmelt continues. * WHERE...In Minnesota, Lake and St. Louis Counties. * WHEN...Until 345 PM CDT Tuesday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Some low-water crossings may become impassable. River or stream flows are elevated. * ADDITIONAL DETAILS... - At 1158 AM CDT Saturday, Minor flooding is already occurring and will continue. Additional rainfall amounts of three quarters to one and one half inches are forecast over the area from Sunday afternoon through Tuesday. - This includes the following streams and drainages... Oyster River, Ge-be-on-e-quet Creek, Horse River, Shohola Creek, Hustler River, Moose River, Jeanette Creek, Wolfpack Creek, Nugget Creek, Heritage Creek, Portage River, Range Line Creek and Legend Creek. - Some locations that will experience flooding include... Basswood Lake, northwestern Boundary Waters Canoe Area Wilderness, Lake Agnes, Crooked Lake, Fourtown Lake, Lac la Croix, Lac La Croix and Loon Lake. - Flood safety information can be found at www.weather.gov/safety/flood.

Campers and hikers should avoid flooded trail crossings. If camping at a site along or near the banks of rivers or streams, move away from those locations and seek higher ground. Trails in hilly terrain can quickly become unstable during or shortly after heavy rainfall. Portage and hiking trails may be impassable and low-lying campsites may be inundated with excessive runoff in this section of the Boundary Waters as flooding is occurring or imminent. Report observed flooding to local emergency services or law enforcement and to the National Weather Service in Duluth when you can do so safely. Flooding can be reported to the National Weather Service at 1-800-685-8612.

Frost Advisory issued May 17 at 12:48AM CDT until May 17 at 8:00AM CDT by NWS Duluth MN

Effective: Sun May 17, 2026, 12:48 AM
Expires: Sun May 17, 2026, 8:00 AM

* WHAT...Temperatures as low as 29 will result in frost formation. * WHERE...Koochiching, North Itasca, Central and North St. Louis, Cook and Lake Counties. This includes the Tribal Lands of the Grand Portage Reservation and the Bois Forte Band, Deer Creek, Lake Vermilion and, Nett Lake areas. Other locations including Voyageurs National Park. The entire Boundary Waters is also included. * WHEN...Until 8 AM CDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Take steps now to protect tender plants from the cold.