Lexington Weather

Lexington, Massachusetts, USA

77°F
7/13/2026 9:39pm 
  • Lexington Conditions: Clear
  • Temperature: 77.4°F / 25.2°CColder 1.2°F than last hour.
  • Dew Point: 65.5°FDecreased 0.3°Fsince last hour.
  • Relative Humidity: 67%Increased 2.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 4 mph
  • Barometer: 30.01 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   
Southeast Middlesex County, MA - Heat Advisory
 - SEE ALL NEARBY ALERTS -

Watches, Warnings, and Advisories

Issued by the National Weather Service - Great Falls, MT

    HEAT ADVISORY  

Madison River Valley, MT

Heat Advisory issued July 13 at 2:20PM MDT until July 13 at 9:00PM MDT by NWS Great Falls MT

HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING

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: Monday 2:20pm MDT

Alert Effective: Monday 2:20pm MDT

Alert Expires: Monday 9:00pm MDT

Event Onset: Monday 2:20pm MDT

Event Ends: Monday 9:00pm MDT

Issued by: NWS Great Falls MT

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

* WHAT...Hot daytime temperatures of 90 to 98 degrees, with overnight
temperatures of 60 to 70 degrees.

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

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Multiple days of hot temperatures may cause heat
illnesses and cumulative heat stress.

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:2.49.0.1.840.0.7828d928fc2256bcde59aa8f32cd4daed70bd6cb.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:2.49.0.1.840.0.7828d928fc2256bcde59aa8f32cd4daed70bd6cb.001.1

 

    SPECIAL WEATHER STATEMENT  

Madison River Valley, MT

Special Weather Statement issued July 13 at 7:13PM MDT by NWS Great Falls MT

Thunderstorms with strong wind gusts will impact portions of central Madison and southeastern Beaverhead Counties through 815 PM MDT

Areas Affected: Madison River Valley; Beaverhead and Western Madison below 6000ft; Ruby Mountains and Southern Beaverhead Mountains; Gallatin and Madison County Mountains and Centennial Mountains

Urgency: Expected

Severity: Moderate

Certainty: Observed

Alert Sent: Monday 7:13pm MDT

Alert Effective: Monday 7:13pm MDT

Alert Expires: Monday 8:15pm MDT

Event Onset: Monday 7:13pm MDT

Issued by: NWS Great Falls MT


Threats: 
Max Wind Gusts: 50 MPH
Max Hail Size: 0.00 in

Details: 
...Thunderstorms with strong wind gusts will impact portions of central Madison and southeastern Beaverhead Counties through 815 PM MDT...

At 711 PM MDT, Doppler radar was tracking thunderstorms along a line
extending from 13 miles east of Dillon to 11 miles north of Lima.
Movement was east northeast at 25 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.

Locations impacted include...
Virginia City, Ennis, Alder, Jeffers, Dell, and Laurin.

Information: 
If outdoors, consider seeking shelter inside a building.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.6684e82064c24f9f784d07f64ce107eaa624aa77.001.1
Codes: MTZ325, MTZ328, MTZ329, MTZ330
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6684e82064c24f9f784d07f64ce107eaa624aa77.001.1