Lexington Weather

Lexington, Massachusetts, USA

67°F
9/4/2026 3:04am 
  • Lexington Conditions: Fog, Overcast
  • Temperature: 66.6°F / 19.2°CWarmer 0.2°F than last hour.
  • Dew Point: 64.8°FIncreased 0.2°Fsince last hour.
  • Relative Humidity: 94% 
  • Wind: Calm, 10-min avg: Calm, gust: 3 mph
  • Barometer: 29.77 in Steady
  • Visibility: ½ mile
  • Rain Today: 0.00 in
  •   

Red Flag Warning

Issued by the National Weather Service - Billings, MT

    RED FLAG WARNING  

Red Flag Warning issued September 3 at 9:17PM MDT until September 4 at 9:00PM MDT by NWS Billings MT

RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY

Areas Affected: Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest; Custer County; Sioux Ranger District Custer National Forest; Sheridan County/Casper BLM

Urgency: Expected

Severity: Severe

Certainty: Likely

Alert Sent: Thursday 9:17pm MDT

Alert Effective: Thursday 9:17pm MDT

Alert Expires: Friday 9:00pm MDT

Event Onset: Friday 9:00am MDT

Event Ends: Friday 9:00pm MDT

Issued by: NWS Billings MT

Details: 
...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY...

* IMPACTS: Low humidities, unseasonably warm temperatures, and
strong gusty winds will create erratic fire behavior.

* AFFECTED AREA:
In North Central WY Fire Zone...274.
In Southeast MT Fire Zones...131...132.
In Southeast MT and Northwest SD Fire Zone...133.

* COUNTIES AFFECTED:
In North Central WY...Sheridan.
In Northwest SD...Harding.
In South Central MT...Big Horn.
In Southeast MT...Carter...Custer...Fallon...Powder River
Rosebud...Treasure.

* WIND: South 10 to 20 mph with gusts 25 to 35 mph.

* HUMIDITY: As low as 10 percent.

* TEMPERATURES: Up to 98.

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

Meta data: 
ID: urn:oid:2.49.0.1.840.0.a9dabd5c1dbc307653aea1423092b284bdc50391.003.1
Codes: MTZ131, MTZ132, MTZ133
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a9dabd5c1dbc307653aea1423092b284bdc50391.003.1