Alert archive / Wyoming / Red Flag Warnings in 2017

Red Flag Warning 21, NWS Cheyenne, WY

October 15, 2017

NWS Cheyenne, WY issued this red flag warning at Oct 15, 2017, 8:51 PM MDT. It took effect at Oct 16, 2017, 12:00 PM MDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 15, 2017, 8:51 PM MDT (02:51 UTC)
In effect from
Oct 16, 2017, 12:00 PM MDT
Expired
Oct 16, 2017, 6:00 PM MDT
In force
6 hr
Issued by
NWS Cheyenne, WY

The text

As transmitted.

179 
WWUS85 KCYS 160251
RFWCYS

URGENT - FIRE WEATHER MESSAGE
National Weather Service Cheyenne WY
851 PM MDT Sun Oct 15 2017

...Critical Fire Weather Conditions Possible Monday Afternoon...

WYZ309-310-161100-
/O.UPG.KCYS.FW.A.0009.171016T1700Z-171017T0000Z/
/O.NEW.KCYS.FW.W.0021.171016T1700Z-171017T0000Z/
South Laramie Range/Medicine Bow NF-
Platte/Goshen/Central and Eastern Laramie-
851 PM MDT Sun Oct 15 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM MDT MONDAY FOR
LOW HUMIDITY AND GUSTY WIND SPEEDS...

The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect from 11 AM to 6 PM MDT Monday. The
Fire Weather Watch is no longer in effect. 

* AFFECTED AREA...Fire weather zone 309 and Fire weather zone 
  310.
  
* WIND...West winds 20 to 30 mph with gusts to 40 mph possible 
  especially over the South Laramie Range.

* HUMIDITY...10 to 13 percent.

* THUNDERSTORMS...None.

* IMPACTS...any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.


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.

&&

$$

WYZ301-161100-
/O.CON.KCYS.FW.A.0009.171016T1700Z-171017T0000Z/
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
851 PM MDT Sun Oct 15 2017

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH MONDAY AFTERNOON FOR LOW HUMIDITY AND GUSTY WINDS FOR
FIRE WEATHER ZONES 301, 309, AND 310...

* AFFECTED AREA...Fire weather zone 301. 

* WIND...West winds 20 to 25 mph with gusts to 30 mph possible.

* HUMIDITY...10 to 13 percent.

* THUNDERSTORMS...None.

* IMPACTS...any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
may develop. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$
5 follow-up statements
760 
WWUS85 KCYS 160819
RFWCYS

URGENT - FIRE WEATHER MESSAGE
National Weather Service Cheyenne WY
219 AM MDT Mon Oct 16 2017

...Critical Fire Weather Conditions Likely This Afternoon and
Potentially Tuesday Afternoon...

WYZ301-170000-
/O.UPG.KCYS.FW.A.0009.171016T1700Z-171017T0000Z/
/O.NEW.KCYS.FW.A.0010.171017T1800Z-171018T0000Z/
/O.EXB.KCYS.FW.W.0021.171016T1800Z-171017T0000Z/
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
219 AM MDT Mon Oct 16 2017

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM MDT THIS
EVENING FOR LOW HUMIDITY AND GUSTY WINDS FOR FIRE WEATHER ZONE 
301...

...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON FOR LOW HUMIDITY
AND GUSTY WINDS FOR FIRE WEATHER ZONE 301...

The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect from noon today to 6 PM MDT this
evening. A Fire Weather Watch has also been issued for Tuesday 
afternoon. The Fire Weather Watch for today is no longer in 
effect.

* AFFECTED AREA...Fire weather zone 301.

* WIND...West winds 20 to 25 mph with gusts to 30 mph.

* HUMIDITY...12 to 15 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior.

A Fire Weather Watch means that critical fire weather conditions
may develop. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$

WYZ309-310-170000-
/O.NEW.KCYS.FW.A.0010.171017T1800Z-171018T0000Z/
/O.EXT.KCYS.FW.W.0021.171016T1800Z-171017T0000Z/
South Laramie Range/Medicine Bow NF-
Platte/Goshen/Central and Eastern Laramie-
219 AM MDT Mon Oct 16 2017

...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 6 PM MDT
THIS EVENING FOR LOW HUMIDITY AND GUSTY WINDS FOR FIRE WEATHER 
ZONES 309 AND 310...

...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON FOR LOW
HUMIDITY AND GUSTY WINDS FOR FIRE WEATHER ZONES 309 AND 310...

The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect from noon today to 6 PM MDT this
evening. A Fire Weather Watch has also been issued for Tuesday 
afternoon.

* AFFECTED AREA...Fire weather zones 309 and 310.
 
* WIND...West winds 20 to 30 mph with gusts to 35 mph.

* HUMIDITY...10 to 13 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior.

A Fire Weather Watch means that critical fire weather conditions
may develop. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$
860 
WWUS85 KCYS 161432
RFWCYS

URGENT - FIRE WEATHER MESSAGE
National Weather Service Cheyenne WY
832 AM MDT Mon Oct 16 2017

...Critical Fire Weather Conditions Likely This Afternoon and
Potentially Tuesday Afternoon...

WYZ306-170000-
/O.EXA.KCYS.FW.W.0021.171016T1800Z-171017T0000Z/
Upper North Platte River Basin-
832 AM MDT Mon Oct 16 2017

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM MDT THIS
EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 
306...

The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect from noon today to 6 PM MDT this
evening. 

* AFFECTED AREA...Fire weather zone 306.

* WIND...West winds 20 mph with gusts to 30 mph.

* HUMIDITY...12 to 15 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$

WYZ301-309-310-170000-
/O.CON.KCYS.FW.W.0021.171016T1800Z-171017T0000Z/
/O.CON.KCYS.FW.A.0010.171017T1800Z-171018T0000Z/
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-South Laramie Range/Medicine Bow NF-
Platte/Goshen/Central and Eastern Laramie-
832 AM MDT Mon Oct 16 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM MDT
THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER 
ZONES 301, 309, AND 310... ...FIRE WEATHER WATCH REMAINS IN EFFECT
TUESDAY AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE 
WEATHER ZONES 301, 309, AND 310...

The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect from noon today to 6 PM MDT this
evening. A Fire Weather Watch has also been issued for Tuesday
afternoon.

* AFFECTED AREA...Fire weather zones 301, 309 and 310.

* WIND...West winds 20 to 30 mph with gusts to 35 mph.

* HUMIDITY...10 to 13 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

A Fire Weather Watch means that critical fire weather conditions
may develop. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$
925 
WWUS85 KCYS 161844
RFWCYS

URGENT - FIRE WEATHER MESSAGE
National Weather Service Cheyenne WY
1244 PM MDT Mon Oct 16 2017

...Critical Fire Weather Conditions Occurring This Afternoon and 
Potentially Tuesday Afternoon...

NEZ312-313-170000-
/O.EXA.KCYS.FW.W.0021.000000T0000Z-171017T0000Z/
Box Butte/South Sioux-
Scotts Bluff National Monument/Wildcat Hills-
1244 PM MDT Mon Oct 16 2017

...RED FLAG WARNING IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 312 AND 
313...

The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect until 6 PM MDT this evening. 

* AFFECTED AREA...Fire weather zone 306.

* WIND...West winds 20 mph with gusts to 30 mph.

* HUMIDITY...12 to 15 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$

WYZ301-309-310-170000-
/O.CON.KCYS.FW.W.0021.000000T0000Z-171017T0000Z/
/O.CON.KCYS.FW.A.0010.171017T1800Z-171018T0000Z/
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-South Laramie Range/Medicine Bow NF-
Platte/Goshen/Central and Eastern Laramie-
1244 PM MDT Mon Oct 16 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 301, 309,
AND 310... ...FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY 
AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES
301, 309, AND 310...

* AFFECTED AREA...Fire weather zones 301, 309 and 310.

* WIND...West winds 20 to 30 mph with gusts to 35 mph.

* HUMIDITY...8 to 11 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

A Fire Weather Watch means that critical fire weather conditions
may develop. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$

WYZ306-170000-
/O.CON.KCYS.FW.W.0021.000000T0000Z-171017T0000Z/
Upper North Platte River Basin-
1244 PM MDT Mon Oct 16 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 306...

* AFFECTED AREA...Fire weather zone 306.

* WIND...West winds 20 mph with gusts to 30 mph.

* HUMIDITY...8 to 11 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$
306 
WWUS85 KCYS 162004
RFWCYS

URGENT - FIRE WEATHER MESSAGE
National Weather Service Cheyenne WY
204 PM MDT Mon Oct 16 2017

...Critical Fire Weather Conditions Occurring This Afternoon and
Potentially Tuesday Afternoon...

NEZ312-313-WYZ306-170600-
/O.EXA.KCYS.FW.A.0010.171017T1800Z-171018T0000Z/
/O.CON.KCYS.FW.W.0021.000000T0000Z-171017T0000Z/
Box Butte/South Sioux-
Scotts Bluff National Monument/Wildcat Hills-
Upper North Platte River Basin-
204 PM MDT Mon Oct 16 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 306, 312,
AND 313... ...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON FOR 
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 306, 312, AND
313...

The National Weather Service in Cheyenne has issued a Fire
Weather Watch, which is in effect Tuesday afternoon. 

* AFFECTED AREA...Fire weather zones 306, 312 and 313.

* WIND...West winds 20 mph with gusts to 30 mph.

* HUMIDITY...8 to 12 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

A Fire Weather Watch means that critical fire weather conditions
may develop. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$

WYZ301-309-310-170600-
/O.CON.KCYS.FW.W.0021.000000T0000Z-171017T0000Z/
/O.CON.KCYS.FW.A.0010.171017T1800Z-171018T0000Z/
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-South Laramie Range/Medicine Bow NF-
Platte/Goshen/Central and Eastern Laramie-
204 PM MDT Mon Oct 16 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 301, 309,
AND 310... ...FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY 
AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES
301, 309, AND 310...

* AFFECTED AREA...Fire weather zones 301, 309 and 310.

* WIND...West winds 20 to 30 mph with gusts to 35 mph.

* HUMIDITY...8 to 11 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
gusty winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

A Fire Weather Watch means that critical fire weather conditions
may develop. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$
355 
WWUS85 KCYS 170000
RFWCYS

URGENT - FIRE WEATHER MESSAGE
National Weather Service Cheyenne WY
600 PM MDT Mon Oct 16 2017

...Critical Fire Weather Conditions Have Come to an End Today... 
...Critical Fire Weather Conditions Will Again be Possible 
Tuesday Afternoon...

NEZ312-313-WYZ301-306-309-310-170800-
/O.EXP.KCYS.FW.W.0021.000000T0000Z-171017T0000Z/
/O.CON.KCYS.FW.A.0010.171017T1800Z-171018T0000Z/
Box Butte/South Sioux-
Scotts Bluff National Monument/Wildcat Hills-
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-Upper North Platte River Basin-
South Laramie Range/Medicine Bow NF-
Platte/Goshen/Central and Eastern Laramie-
600 PM MDT Mon Oct 16 2017

...FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY AFTERNOON FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 306, 312, AND
313......

* AFFECTED AREA...Fire weather zones 306, 312 and 313.

* WIND...West winds 20 mph with gusts to 30 mph.

* HUMIDITY...8 to 12 percent.

* THUNDERSTORMS...None.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
may develop. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 16, 2:19 AM MDTFire Weather WatchCYS18 hr

Nearby

Red Flag Warnings in Wyoming, 2017Red Flag Warnings in Nebraska, 2017Every red flag warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.