Lexington Weather

Lexington, Massachusetts, USA

78°F
7/12/2026 6:47pm 
  • Lexington Conditions: Clear
  • Temperature: 77.9°F / 25.5°CColder 0.7°F than last hour.
  • Dew Point: 55.4°FDecreased 1.3°Fsince last hour.
  • Relative Humidity: 46%Decreased 1.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 30.12 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Heat Advisory

Issued by the National Weather Service - Great Falls, MT

    HEAT ADVISORY  

Eastern Toole and Liberty, MT; Hill County, MT; Northern Blaine County, MT; Southern High Plains, MT; Eastern Pondera and Eastern Teton, MT; Western and Central Chouteau County, MT; Bears Paw Mountains and Southern Blaine, MT; Cascade County below 5000ft, MT; Judith Basin County and Judith Gap, MT; Fergus County below 4500ft, MT; Gates of the Mountains, MT; Helena Valley, MT; Canyon Ferry Area, MT; Missouri Headwaters, MT; Madison River Valley, MT; Gallatin Valley, MT

Heat Advisory issued July 12 at 8:17AM MDT until July 13 at 9:00PM MDT by NWS Great Falls MT

HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT MONDAY

Areas Affected: Eastern Toole and Liberty; Hill County; Northern Blaine County; Southern High Plains; Eastern Pondera and Eastern Teton; Western and Central Chouteau County; Bears Paw Mountains and Southern Blaine; Cascade County below 5000ft; Judith Basin County and Judith Gap; Fergus County below 4500ft; Gates of the Mountains; Helena Valley; Canyon Ferry Area; Missouri Headwaters; Madison River Valley; Gallatin Valley

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Sunday 8:17am MDT

Alert Effective: Sunday 8:17am MDT

Alert Expires: Monday 6:00am MDT (expect updated alert by this time)

Event Onset: Sunday 8:17am MDT

Event Ends: Monday 9:00pm MDT

Issued by: NWS Great Falls MT

Details: 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT MONDAY...

* WHAT...Hot daytime temperatures of 95 to 105 degrees, with
overnight temperatures of 60 to 70 degrees expected.

* WHERE...Portions of central, north central, and southwest Montana.

* WHEN...Until 9 PM MDT Monday.

* IMPACTS...Hot temperatures may cause heat illnesses.

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.e7389913d0626755797f2cfaed1d02b0625732ed.001.1
Codes: MTZ304, MTZ305, MTZ306, MTZ308, MTZ309, MTZ310, MTZ311, MTZ312, MTZ313, MTZ314, MTZ316, MTZ319, MTZ323, MTZ324, MTZ325, MTZ326
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.e7389913d0626755797f2cfaed1d02b0625732ed.001.1