London, MN Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards London.

Use the Radar Maps link provided to understand the trajectory of a storm.

Red Flag Warning issued July 13 at 2:42AM CDT until July 13 at 10:00PM CDT by NWS Duluth MN

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHERN MINNESOTA AND THE SUPERIOR NATIONAL FOREST... * AFFECTED AREA...In Minnesota, Koochiching, North St. Louis and Northern Cook and Lake. * WINDS...Southwest 10 to 15 mph with gusts up to 30 mph today. Northwest winds 5 to 10 mph with gusts to 20 mph on Tuesday. * RELATIVE HUMIDITY...As low as 20 percent on Monday and Tuesday afternoons. * IMPACTS...The rapid spread of any fires may occur due to the forecast weather conditions and dry fuels per guidance from local land management agencies.

Red Flag Warning issued July 13 at 2:42AM CDT until July 13 at 10:00PM CDT by NWS Duluth MN

* AFFECTED AREA...In Minnesota, North Itasca, Central St. Louis, Southern Lake, Southern Cook, North Cass, South Itasca and Carlton and South St. Louis. * WINDS...Southwest 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 25 percent. * IMPACTS...The rapid spread of any fires may occur due to the forecast weather conditions and dry fuels per guidance from local land management agencies.

Fire Weather Watch issued July 13 at 2:42AM CDT until July 14 at 9:00PM CDT by NWS Duluth MN

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHERN MINNESOTA AND THE SUPERIOR NATIONAL FOREST... * AFFECTED AREA...In Minnesota, Koochiching, North St. Louis and Northern Cook and Lake. * WINDS...Southwest 10 to 15 mph with gusts up to 30 mph today. Northwest winds 5 to 10 mph with gusts to 20 mph on Tuesday. * RELATIVE HUMIDITY...As low as 20 percent on Monday and Tuesday afternoons. * IMPACTS...The rapid spread of any fires may occur due to the forecast weather conditions and dry fuels per guidance from local land management agencies.

Extreme Heat Warning issued July 13 at 2:13AM CDT until July 14 at 1:00AM CDT by NWS Grand Forks ND

* WHAT...Dangerously hot conditions with heat index values near 100 to as high as 110 expected. Actual high temperatures mid 90s to low 100s. * WHERE...Portions of central, north central, northwest, and west central Minnesota and northeast and southeast North Dakota. * WHEN...Until 1 AM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Red Flag Warning issued July 13 at 2:11AM CDT until July 13 at 9:00PM CDT by NWS Grand Forks ND

The National Weather Service in Grand Forks has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 11 AM this morning to 9 PM CDT this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In Minnesota, Roseau, Lake Of The Woods, East Marshall, North Beltrami, North Clearwater, South Beltrami, South Clearwater and Hubbard. * WINDS...Southwest 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 30 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control. Outdoor burning is not recommended.

Heat Advisory issued July 13 at 2:11AM CDT until July 14 at 9:00PM CDT by NWS La Crosse WI

* WHAT...Heat index values up to 100 expected. * WHERE...In Minnesota, Wabasha County. In Wisconsin, Adams, Clark, Juneau, Taylor, Buffalo, Jackson, La Crosse, Monroe, and Trempealeau Counties. * WHEN...From 11 AM this morning to 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Extreme Heat Warning issued July 13 at 1:50AM CDT until July 16 at 9:00PM CDT by NWS Twin Cities/Chanhassen MN

* WHAT...Heat index values up to 102. Overnight temperatures remaining warm in the lower 70s. * WHERE...Portions of central, east central, south central, southeast, southwest, and west central Minnesota and northwest and west central Wisconsin. * WHEN...Until 9 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.Prolonged heat waves lead to cumulative heat stress for those who cannot adequately cool down and recover each night. Cumulative heat stress significantly increases the risk of heat exhaustion and heat stroke as time goes on.

Extreme Heat Warning issued July 13 at 1:50AM CDT until July 16 at 9:00PM CDT by NWS Twin Cities/Chanhassen MN

* WHAT...Dangerously hot conditions with heat index values up to 100. Overnight temperatures remaining very warm in the mid 70s. * WHERE...Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, and Washington Counties. * WHEN...Until 9 PM CDT Thursday. * IMPACTS...Heat-related illnesses increase significantly during extreme heat and high humidity events. Prolonged heat waves lead to cumulative heat stress for those who cannot adequately cool down and recover each night. Cumulative heat stress significantly increases the risk of heat exhaustion and heat stroke as time goes on.

Extreme Heat Warning issued July 13 at 1:41AM CDT until July 13 at 9:00PM CDT by NWS Duluth MN

* WHAT...Dangerously hot conditions with temperatures up to 100. * WHERE...Koochiching, 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, Nett Lake and, Lake Vermilion areas. Other locations including Voyageurs National Park. The entire Boundary Waters is also included. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Extreme Heat Warning issued July 13 at 1:41AM CDT until July 14 at 7:00PM CDT by NWS Duluth MN

* WHAT...Dangerously hot conditions with heat index values up to 100. * WHERE...In Minnesota, Crow Wing, Aitkin, Pine, Cass, and Carlton and South St. Louis Counties. In Wisconsin, Ashland, Bayfield, Burnett, Douglas, Iron, Sawyer, and Washburn Counties. This includes the Tribal Lands of the Red Cliff Band, the St. Croix Band in Burnett County, the Lac Courte Oreilles Reservation, the northwestern area of the Lac du Flambeau Band, the Fond du Lac Band, the Bad River Reservation and the Mille Lacs Band, Big Sandy Lake, Hinckley, Lena Lake and, East Lake areas. Other locations including the Apostle Islands National Lakeshore and Madeline Island. * WHEN...Until 7 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Heat Advisory issued July 13 at 12:17AM CDT until July 16 at 10:00PM CDT by NWS Aberdeen SD

* WHAT...Heat index values up to 100 each afternoon. * WHERE...Portions of west central Minnesota and north central and northeast South Dakota. * WHEN...Until 10 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.