Lexington Weather

Lexington, Massachusetts, USA

79°F

7/12/2026 4:57pm

Lexington Conditions: Partly cloudy
Temperature: 79.3°F / 26.3°C
Dew Point: 56.8°F
Relative Humidity: 46%
Wind: Calm, 10-min avg: Calm, gust: 4 mph
Barometer: 30.11 in Steady
Visibility: 10 miles
Rain Today: 0.00 in

Watches, Warnings, and Advisories

Issued by the National Weather Service - Duluth, MN

EXTREME HEAT WARNING

Central St. Louis, MN

Extreme Heat Warning issued July 12 at 1:44PM CDT until July 14 at 1:00AM CDT by NWS Duluth MN

EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 1 AM CDT TUESDAY

Areas Affected: Koochiching; North St. Louis; Northern Cook/Northern Lake; North Itasca; Central St. Louis; Southern Lake/North Shore; Southern Cook/North Shore; North Cass; South Itasca; South Cass; Crow Wing; Northern Aitkin; South Aitkin; Carlton/South St. Louis; Pine; Douglas; Bayfield; Ashland; Iron; Burnett; Washburn; Sawyer

Urgency: Expected

Severity: Severe

Certainty: Likely

Alert Sent: Sunday 1:44pm CDT

Alert Effective: Sunday 1:44pm CDT

Alert Expires: Monday 4:00am CDT (expect updated alert by this time)

Event Onset: Sunday 1:44pm CDT

Event Ends: Tuesday 1:00am CDT

Issued by: NWS Duluth MN

Details:

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 1 AM CDT TUESDAY...

* WHAT...Dangerously hot conditions with heat index values up to 100.

* WHERE...In Minnesota, Crow Wing, Aitkin, Pine, Koochiching, Cass,
Itasca, Carlton, St. Louis, Cook and Lake Counties. In Wisconsin,
Ashland, Bayfield, Burnett, Douglas, Iron, Sawyer, and Washburn
Counties. This includes the Tribal Lands of the Bad River
Reservation, the Fond du Lac Band, the Grand Portage Reservation,
the Lac Courte Oreilles Reservation, the Red Cliff Band, the
northwestern area of the Lac du Flambeau Band, the St. Croix Band
in Burnett County, the Mille Lacs Band, East Lake, Big Sandy Lake,
Hinckley and, Lena Lake areas and the Bois Forte Band, Deer Creek,
Lake Vermilion and, Nett Lake areas. Other locations including
Voyageurs National Park, Madeline Island and the Apostle Islands
National Lakeshore. The entire Boundary Waters is also included.

* WHEN...Until 1 AM CDT Tuesday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.

* ADDITIONAL DETAILS...Heat index values up to 108 expected in
northern Ashland and Bayfield Counties along the South Shore.
Little to no relief from the heat is possible Sunday night as
continued very warm heat indices in the 70s are forecast Sunday
night.

Information:

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Meta data:

ID: urn:oid:2.49.0.1.840.0.060f5335db6366821fa33967679ab013ec8dd29a.001.1
Codes: MNZ010, MNZ011, MNZ012, MNZ018, MNZ019, MNZ020, MNZ021, MNZ025, MNZ026, MNZ033, MNZ034, MNZ035, MNZ036, MNZ037, MNZ038, WIZ001, WIZ002, WIZ003, WIZ004, WIZ006, WIZ007, WIZ008
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.060f5335db6366821fa33967679ab013ec8dd29a.001.1

RED FLAG WARNING

Central St. Louis, MN

Red Flag Warning issued July 12 at 1:46PM CDT until July 12 at 9:00PM CDT by NWS Duluth MN

RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR VERY HOT TEMPERATURES COMBINING WITH GUSTY SOUTHWEST WINDS AND LOW RELATIVE HUMIDITY ALONG AND NORTH OF THE IRON RANGE

Areas Affected: Koochiching; North St. Louis; Northern Cook/Northern Lake; North Itasca; Central St. Louis

Urgency: Expected

Severity: Severe

Certainty: Likely

Alert Sent: Sunday 1:46pm CDT

Alert Effective: Sunday 1:46pm CDT

Alert Expires: Monday 4:00am CDT (expect updated alert by this time)

Event Onset: Sunday 1:46pm CDT

Event Ends: Sunday 9:00pm CDT

Issued by: NWS Duluth MN

Details:

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR VERY HOT TEMPERATURES COMBINING WITH GUSTY SOUTHWEST WINDS AND LOW RELATIVE HUMIDITY ALONG AND NORTH OF THE IRON RANGE...

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH MONDAY EVENING FOR VERY HOT TEMPERATURES COMBINING WITH
GUSTY SOUTHWEST WINDS AND LOW RELATIVE HUMIDITY OVER PARTS OF
NORTHEAST MINNESOTA...

* AFFECTED AREA...In Minnesota, Koochiching, North St. Louis,
Northern Cook and Lake, North Itasca and Central 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.

Information:

A Red Flag Warning covering Sunday afternoon and evening means
that critical fire weather conditions are either occurring now,
or will shortly. A combination of strong winds, low relative
humidity, and hot temperatures can contribute to extreme fire
behavior.

A Fire Weather Watch covering Monday afternoon and evening means
that critical fire weather conditions are forecast to occur.
Listen for later forecasts and possible Red Flag Warnings.

Meta data:

ID: urn:oid:2.49.0.1.840.0.855b791d1e3f4d96fb2d070398439d5a6010f482.001.1
Codes: MNZ010, MNZ011, MNZ012, MNZ018, MNZ019
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.855b791d1e3f4d96fb2d070398439d5a6010f482.001.1

FIRE WEATHER WATCH

Central St. Louis, MN

Fire Weather Watch issued July 12 at 1:46PM CDT until July 13 at 9:00PM CDT by NWS Duluth MN

RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR VERY HOT TEMPERATURES COMBINING WITH GUSTY SOUTHWEST WINDS AND LOW RELATIVE HUMIDITY ALONG AND NORTH OF THE IRON RANGE

Areas Affected: Koochiching; North St. Louis; Northern Cook/Northern Lake; North Itasca; Central St. Louis

Urgency: Future

Severity: Severe

Certainty: Possible

Alert Sent: Sunday 1:46pm CDT

Alert Effective: Sunday 1:46pm CDT

Alert Expires: Monday 4:00am CDT (expect updated alert by this time)

Event Onset: Monday 11:00am CDT

Event Ends: Monday 9:00pm CDT

Issued by: NWS Duluth MN

Details:

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR VERY HOT TEMPERATURES COMBINING WITH GUSTY SOUTHWEST WINDS AND LOW RELATIVE HUMIDITY ALONG AND NORTH OF THE IRON RANGE...

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH MONDAY EVENING FOR VERY HOT TEMPERATURES COMBINING WITH
GUSTY SOUTHWEST WINDS AND LOW RELATIVE HUMIDITY OVER PARTS OF
NORTHEAST MINNESOTA...

* AFFECTED AREA...In Minnesota, Koochiching, North St. Louis,
Northern Cook and Lake, North Itasca and Central 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.

Information:

A Red Flag Warning covering Sunday afternoon and evening means
that critical fire weather conditions are either occurring now,
or will shortly. A combination of strong winds, low relative
humidity, and hot temperatures can contribute to extreme fire
behavior.

A Fire Weather Watch covering Monday afternoon and evening means
that critical fire weather conditions are forecast to occur.
Listen for later forecasts and possible Red Flag Warnings.

Meta data:

ID: urn:oid:2.49.0.1.840.0.855b791d1e3f4d96fb2d070398439d5a6010f482.001.2
Codes: MNZ010, MNZ011, MNZ012, MNZ018, MNZ019
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.855b791d1e3f4d96fb2d070398439d5a6010f482.001.2