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 - Western and Central Wyoming

    RED FLAG WARNING  

Red Flag Warning issued September 3 at 11:12AM MDT until September 4 at 9:00PM MDT by NWS Riverton WY

RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT FRIDAY

Areas Affected: North Bighorn Basin/Worland BLM; Cody Foothills; Natrona County/Casper BLM; Johnson County/Casper BLM; South Bighorn Basin/Worland BLM; Upper Wind River Basin/Wind River Basin; South Bighorn Mountains; Absaroka Mountains/North Shoshone NF; Owl Creek Mountains; Granite/Green/Ferris/Rattlesnake Mountains

Urgency: Expected

Severity: Severe

Certainty: Likely

Alert Sent: Thursday 11:12am MDT

Alert Effective: Thursday 11:12am MDT

Alert Expires: Friday 7:00am MDT (expect updated alert by this time)

Event Onset: Friday 12:00pm MDT

Event Ends: Friday 9:00pm MDT

Issued by: NWS Riverton WY

Details: 
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT FRIDAY...

The National Weather Service in Riverton has issued a Red Flag
Warning, which is in effect from noon to 9 PM MDT Friday.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and
Strong Gusty Winds could cause erratic fire behavior.

* AFFECTED AREA:
In Central WY Fire Zones...280...283...285...289.
In North Central WY Fire Zones...275...276...281...282...287.
In Northwest WY Fire Zone....286.

* COUNTIES AFFECTED:
In Central WY...Fremont...Natrona.
In North Central WY...Big Horn...Hot Springs...Johnson...Park
Washakie.
In Southwest WY...Sweetwater.

* WIND: Southwest 15 to 25 mph with gusts up to 30 to 40 mph.

* HUMIDITY: As low as 10 to 15 percent.

* TEMPERATURES: Highs in the 80s. Lows in the 50s.

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.e1932c078daf09f7aafe39c13d85c56a424a32a3.001.1
Codes: WYZ275, WYZ276, WYZ280, WYZ281, WYZ282, WYZ283, WYZ285, WYZ286, WYZ287, WYZ289
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.e1932c078daf09f7aafe39c13d85c56a424a32a3.001.1