Lexington, Massachusetts, USA
Issued by the National Weather Service - Rapid City, SD
Areas Affected: Central Black Hills; Southern Black Hills; Fall River County Area; Eastern Foot Hills; Custer County Plains; Pine Ridge Area; West Central Plains; Badlands Area; Northern Campbell; Southern Campbell; Crook County Plains; Weston County Plains
Urgency: Expected
Severity: Severe
Certainty: Likely
Alert Sent: Friday 11:21am MDT
Alert Effective: Friday 11:21am MDT
Alert Expires: Saturday 2:30am MDT (expect updated alert by this time)
Event Onset: Saturday 12:00pm MDT
Event Ends: Saturday 8:00pm MDT
Issued by: NWS Rapid City SD
...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT SATURDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 314, 315, 316, 317, 320, 321, 322, 324, 325, 326, 329, AND 332... ...CRITICAL FIRE WEATHER CONDITIONS SATURDAY PORTIONS OF NORTHEAST WYOMING AND SOUTHWEST SD... .Warm, dry, and breezy weather will support critical fire weather conditions over northeast Wyoming and southwest SD Saturday. In addition, there is a slight chance of dry thunderstorms in the late afternoon and evening, mainly over northeast WY. The National Weather Service in Rapid City has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from noon to 8 PM MDT Saturday. * AFFECTED AREA...Fire Weather Zones 314 Northern Campbell, 315 Southern Campbell, 316 Crook County Plains, 317 Weston County Plains, 320 Central Black Hills, 321 Southern Black Hills, 322 Fall River County Area, 324 Eastern Foot Hills, 325 Custer County Plains, 326 Pine Ridge Area, 329 West Central Plains and 332 Badlands Area. * WINDS...Southwest 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 12 percent. * IMPACTS...The combination of gusty winds and low relative humidity will produce critical fire weather conditions.
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.
ID: urn:oid:2.49.0.1.840.0.747f39d604c7fccf0fc3ce5558e4c4c217201538.001.1 Codes: SDZ320, SDZ321, SDZ322, SDZ324, SDZ325, SDZ326, SDZ329, SDZ332, WYZ314, WYZ315, WYZ316, WYZ317 Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.747f39d604c7fccf0fc3ce5558e4c4c217201538.001.1