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Red Flag Warning


URGENT - FIRE WEATHER MESSAGE
National Weather Service Rapid City SD
229 PM MDT Fri Oct 20 2017

...RED FLAG WARNING THROUGH THIS EVENING FOR GUSTY WINDS AND LOW
RELATIVE HUMIDITY FOR NORTHEASTERN WYOMING AND MUCH OF WESTERN
SOUTH DAKOTA...

.Very warm and dry weather will continue into this evening with
critical fire weather conditions. Gusty southwesterly winds will
switch to the northwest this evening as a strong cold front moves
through the region. Much cooler air will move in overnight with
higher humidities.

SDZ260>264-WYZ259-297>299-210600-
/O.CON.KUNR.FW.W.0013.000000T0000Z-171021T0600Z/
Northern Black Hills-Northwestern South Dakota Plains-
Southern Black Hills-Southwestern South Dakota-Badlands Area-
Southern Campbell-Northern Campbell-
Crook and Weston County Plains-Wyoming Black Hills-
229 PM MDT Fri Oct 20 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR LOW RELATIVE HUMIDITY AND GUSTY WINDS FOR FIRE WEATHER ZONES
259 THROUGH 264...AND 297 THROUGH 299...

* Affected Area...Fire Weather Zones 259...260...261...262...
  263...264...297...298 and 299.

* Winds...Southwest 15 to 25 mph with gusts up to 35 mph becoming
  northwest 15 to 30 mph with gusts up to 45 mph during the
  evening and overnight hours.

* Relative Humidity...As low as 15 percent late this afternoon and
  early evening.

* Temperatures...70s and lower 80s this afternoon, dropping into
  the 60s during the evening.

* Impacts...The combination of gusty winds and low relative
  humidity will 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.

&&

$$

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