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2 products issued by NWS for: Rapid City SD
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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Rapid City SD
351 AM MDT Tue Sep 19 2017

SDZ001-002-012>014-024>032-041>044-072>074-WYZ054>058-071-201000-
Harding-Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Black Hills-Northern Foot Hills-Rapid City-
Southern Foot Hills-Central Black Hills-Southern Black Hills-
Custer Co Plains-Pennington Co Plains-Haakon-Fall River-
Oglala Lakota-Jackson-Bennett-Sturgis/Piedmont Foot Hills-
Southern Meade Co Plains-Hermosa Foot Hills-Northern Campbell-
Southern Campbell-Western Crook-Wyoming Black Hills-Weston-
Northeastern Crook-
351 AM MDT Tue Sep 19 2017

This Hazardous Weather Outlook is for portions of the Black Hills
of South Dakota...western South Dakota...northeast Wyoming...and
the Black Hills of Wyoming.

.DAY ONE...Today and Tonight

Thunderstorms are possible this afternoon and evening. Severe
weather is not expected.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today.

&&

Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity

$$



Fire Weather Watch

URGENT - FIRE WEATHER MESSAGE
National Weather Service Rapid City SD
146 PM MDT Tue Sep 19 2017

...FIRE WEATHER WATCH IN EFFECT FOR WEDNESDAY AFTERNOON THROUGH
EARLY WEDNESDAY EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY
OVER NORTHEASTERN WYOMING AND PORTIONS OF WESTERN SOUTH DAKOTA...

.Dry gusty southwest flow will develop Wednesday afternoon,
potentially supporting critical fire weather conditions. Relative
humidities will drop to at 15 to 20 percent with lower readings
possible. Gusty southwest winds up to 35 mph at times will
develop over northeast Wyoming into southwest South Dakota by
early afternoon.

The combination of low relative humidity and gusty winds could
produce critical fire weather conditions.

SDZ262>264-WYZ259-297>299-201100-
/O.CON.KUNR.FW.A.0009.170920T1800Z-170921T0100Z/
Southern Black Hills-Southwestern South Dakota-Badlands Area-
Southern Campbell-Northern Campbell-
Crook and Weston County Plains-Wyoming Black Hills-
146 PM MDT Tue Sep 19 2017

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING FOR GUSTY WINDS AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 259...262...263...264...297...
298 AND 299...

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

* Winds...Southwest 15 to 25 mph with gusts up to 35 mph.

* Relative Humidity...As low as 15 percent.

* Impacts...This combination of gusty winds and low relative
  humidities would produce critical fire weather conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A fire weather watch means that critical fire weather conditions
are possible. Listen for later forecasts and possible red flag
warnings.

&&

$$




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