WWUS83 KUNR 160959
RFWUNR

URGENT - FIRE WEATHER MESSAGE
National Weather Service Rapid City SD
359 AM MDT Thu Apr 16 2026

...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE THURSDAY ACROSS
PORTIONS OF NORTHEASTERN WYOMING AND SOUTHWESTERN INTO SOUTH
CENTRAL SOUTH DAKOTA...

.Very warm (70s and 80s) and dry (humidities as low as 13
percent) conditions today. Southwest winds will increase through
the day with gusts to 40 mph. The combination of warm, dry, and
windy conditions ahead of a cold front will result in critical
fire weather conditions this afternoon and evening.

SDZ321-322-325-326-332>335-WYZ317-170100-
/O.CON.KUNR.FW.W.0016.260416T1800Z-260417T0100Z/
Southern Black Hills-Fall River County Area-Custer County Plains-
Pine Ridge Area-Badlands Area-Bennett County Area-
Mellette and Todd Counties-Tripp County-Weston County Plains-
359 AM MDT Thu Apr 16 2026 /459 AM CDT Thu Apr 16 2026/

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON MDT /1 PM CDT/
TODAY TO 7 PM MDT /8 PM CDT/ THIS EVENING FOR GUSTY WINDS AND LOW
RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 317, 321, 322, 325, 326,
332, 333, 334, AND 335...

* AFFECTED AREA...Fire Weather Zones 317 Weston County Plains,
  321 Southern Black Hills, 322 Fall River County Area, 325
  Custer County Plains, 326 Pine Ridge Area, 332 Badlands Area,
  333 Bennett County Area, 334 Mellette and Todd Counties and
  335 Tripp County.

* WINDS...West 15 to 25 mph with gusts up to 40 mph.

* RELATIVE HUMIDITY...As low as 13 percent.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$