Lexington Weather

Lexington, Massachusetts, USA

47°F
4/12/2026 9:54am 
  • Lexington Conditions: Clear
  • Temperature: 47.1°F / 8.4°CWarmer 3.0°F than last hour.
  • Dew Point: 25.2°FDecreased 1.4°Fsince last hour.
  • Relative Humidity: 42%Decreased 8.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 7 mph
  • Barometer: 30.46 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Red Flag Warning

Issued by the National Weather Service - Rapid City, SD

    RED FLAG WARNING  

Haakon County Area, SD; Bennett County Area, SD; Mellette and Todd Counties, SD; Tripp County, SD

Red Flag Warning issued April 12 at 3:22AM MDT until April 12 at 9:00PM MDT by NWS Rapid City SD

RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM MDT /NOON CDT/ THIS MORNING TO 9 PM MDT /10 PM CDT/ THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 331, 333, 334, AND 335

Areas Affected: Haakon County Area; Bennett County Area; Mellette and Todd Counties; Tripp County

Urgency: Expected

Severity: Severe

Certainty: Likely

Alert Sent: Sunday 3:22am MDT

Alert Effective: Sunday 3:22am MDT

Alert Expires: Sunday 9:00pm MDT

Event Onset: Sunday 11:00am MDT

Event Ends: Sunday 9:00pm MDT

Issued by: NWS Rapid City SD

Details: 
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM MDT /NOON CDT/ THIS MORNING TO 9 PM MDT /10 PM CDT/ THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 331, 333, 334, AND 335...

...CRITICAL FIRE WEATHER CONDITIONS THROUGH MONDAY ACROSS
PORTIONS OF NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA...

.Warm, dry, and breezy weather will support critical fire weather
conditions over northeastern Wyoming and southern South Dakota
through this evening. These conditions will likely extend into
Monday across much of the same area.

* AFFECTED AREA...Fire Weather Zones 331 Haakon County Area, 333
Bennett County Area, 334 Mellette and Todd Counties and 335
Tripp County.

* WINDS...West 10 to 20 mph with gusts up to 35 mph.

* RELATIVE HUMIDITY...As low as 12 percent.

* IMPACTS...The combination of gusty winds and low relative
humidity will produce critical fire weather conditions.

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.f56a6a13a6148f36c2b2f68dac0904080efbbb23.002.1
Codes: SDZ331, SDZ333, SDZ334, SDZ335
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f56a6a13a6148f36c2b2f68dac0904080efbbb23.002.1