Alert archive / Wyoming / Red Flag Warnings in 2016

Red Flag Warning 23, NWS Cheyenne, WY

September 1, 2016

NWS Cheyenne, WY issued this red flag warning at Sep 1, 2016, 2:19 PM MDT. It took effect at Sep 2, 2016, 12:00 PM MDT. It was in force for 3 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
Sep 1, 2016, 2:19 PM MDT (20:19 UTC)
In effect from
Sep 2, 2016, 12:00 PM MDT
Expired
Sep 2, 2016, 3:01 PM MDT
In force
3 hr
Issued by
NWS Cheyenne, WY

The text

As transmitted.

383 
WWUS85 KCYS 012019
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
219 PM MDT THU SEP 1 2016

WYZ301-020430-
/O.UPG.KCYS.FW.A.0020.160902T1800Z-160903T0200Z/
/O.NEW.KCYS.FW.W.0023.160902T1800Z-160903T0200Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
219 PM MDT THU SEP 1 2016

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITIES...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 301...MAINLY ACROSS CONVERSE
  COUNTY.

* WIND...WEST TO SOUTHWEST WINDS OF 15 TO 20 MPH SUSTAINED WITH
  GUSTS AROUND 30 MPH FRIDAY AFTERNOON AND EARLY EVENING.

* HUMIDITY...MINIMUM HUMIDITIES BETWEEN 10 TO 15 PERCENT.

* THUNDERSTORMS...A FEW DRY THUNDERSTORMS POSSIBLE FRIDAY
  AFTERNOON AND EARLY EVENING MAY LEAD TO ADDITIONAL FIRE STARTS
  ACROSS THE AREA.

* IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITIES WILL
  RESULT IN FAVORABLE CONDITIONS FOR RAPID FIRE GROWTH. 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.

&&

$$

WYZ303-308-020430-
/O.CON.KCYS.FW.A.0020.160902T1800Z-160903T0200Z/
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-
LARAMIE VALLEY/SHIRLEY BASIN-
219 PM MDT THU SEP 1 2016

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH FRIDAY EVENING FOR GUSTY WINDS...LOW HUMIDITY AND
ISOLATED DRY THUNDERSTORMS FOR FIRE WEATHER ZONES 303 AND 308...

* AFFECTED AREA...WESTERN FIRE WEATHER ZONE 301. NORTHERN FIRE 
  WEATHER ZONE 303. NORTHERN FIRE WEATHER ZONE 308. 

* WIND...WEST TO SOUTHWEST WINDS OF 15 TO 25 MPH SUSTAINED WITH
  GUSTS APPROACHING 35 MPH FRIDAY AFTERNOON AND EARLY EVENING.

* HUMIDITY...AFTERNOON AND EARLY EVENING HUMIDITIES AROUND 15 TO
  18 PERCENT.

* THUNDERSTORMS...ISOLATED DRY THUNDERSTORMS POSSIBLE FRIDAY
  AFTERNOON AND EARLY EVENING COULD LEAD TO ADDITIONAL FIRE STARTS
  ACROSS THE AREA. 

* IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITIES 
  COULD CREATE CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH. 
  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.

&&

$$
3 follow-up statements
224 
WWUS85 KCYS 020216
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
816 PM MDT THU SEP 1 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
FRIDAY FOR GUSTY WINDS...LOW RELATIVE HUMIDITIES AND ISOLATED
DRY THUNDERSTORMS FOR FIRE WEATHER ZONE 301...

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH EARLY FRIDAY EVENING FOR GUSTY WINDS...LOW HUMIDITY AND
ISOLATED DRY THUNDERSTORMS FOR FIRE WEATHER ZONES 303 AND 308...

WYZ301-021200-
/O.CON.KCYS.FW.W.0023.160902T1800Z-160903T0200Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
816 PM MDT THU SEP 1 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
FRIDAY FOR GUSTY WINDS...LOW RELATIVE HUMIDITIES AND ISOLATED
DRY THUNDERSTORMS FOR FIRE WEATHER ZONE 301...

* AFFECTED AREA...FIRE WEATHER ZONE 301...MAINLY ACROSS CONVERSE 
  COUNTY. 

* WIND...WEST TO SOUTHWEST WINDS OF 15 TO 20 MPH SUSTAINED WITH 
  GUSTS AROUND 30 MPH FRIDAY AFTERNOON AND EARLY EVENING.

* HUMIDITY...MINIMUM HUMIDITIES BETWEEN 10 TO 15 PERCENT.

* THUNDERSTORMS...A FEW DRY THUNDERSTORMS POSSIBLE FRIDAY 
  AFTERNOON AND EARLY EVENING MAY LEAD TO ADDITIONAL FIRE 
  STARTS ACROSS THE AREA.

* IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITIES
  WILL RESULT IN FAVORABLE CONDITIONS FOR RAPID FIRE GROWTH. 
  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.

&&

$$

WYZ303-308-021200-
/O.CON.KCYS.FW.A.0020.160902T1800Z-160903T0200Z/
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-
LARAMIE VALLEY/SHIRLEY BASIN-
816 PM MDT THU SEP 1 2016

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH EARLY FRIDAY EVENING FOR GUSTY WINDS...LOW HUMIDITY AND
ISOLATED DRY THUNDERSTORMS FOR FIRE WEATHER ZONES 303 AND 308...

* AFFECTED AREA...WESTERN FIRE WEATHER ZONE 301. NORTHERN FIRE 
  WEATHER ZONE 303. NORTHERN FIRE WEATHER ZONE 308. 

* WIND...WEST TO SOUTHWEST WINDS OF 15 TO 25 MPH SUSTAINED WITH 
  GUSTS APPROACHING 35 MPH FRIDAY AFTERNOON AND EARLY EVENING.

* HUMIDITY...AFTERNOON AND EARLY EVENING HUMIDITIES AROUND 15 
  TO 18 PERCENT. 

* THUNDERSTORMS...ISOLATED DRY THUNDERSTORMS POSSIBLE FRIDAY 
  AFTERNOON AND EARLY EVENING COULD LEAD TO ADDITIONAL FIRE 
  STARTS ACROSS THE AREA. 

* IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITIES 
  COULD CREATE CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH. 
  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.

&&

$$
012 
WWUS85 KCYS 020823
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
223 AM MDT FRI SEP 2 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
FRIDAY FOR GUSTY WINDS...LOW RELATIVE HUMIDITIES AND ISOLATED DRY
THUNDERSTORMS FOR FIRE WEATHER ZONE 301...

WYZ303-308-020930-
/O.CAN.KCYS.FW.A.0020.160902T1800Z-160903T0200Z/
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-
LARAMIE VALLEY/SHIRLEY BASIN-
223 AM MDT FRI SEP 2 2016

...FIRE WEATHER WATCH IS CANCELLED FOR GUSTY WINDS AND LOW
HUMIDITIES FOR FIRE WEATHER ZONES 303 AND 308...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE FIRE
WEATHER WATCH. 

INCREASING CLOUDS AND LOW LEVEL MOISTURE SHOULD KEEP AFTERNOON
HUMIDITIES HIGH ENOUGH TO KEEP CRITICAL FIRE WEATHER CONDITIONS AT
BAY. STRONG WINDS ARE STILL LIKELY THOUGH THAT COULD CREATE RAPID
FIRE SPREADS THROUGH THE DAY.

$$

WYZ301-030000-
/O.CON.KCYS.FW.W.0023.160902T1800Z-160903T0200Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
223 AM MDT FRI SEP 2 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR STRONG WINDS AND CRITICAL AFTERNOON HUMIDITIES FOR
FIRE WEATHER ZONE 301...

* AFFECTED AREA...FIRE WEATHER ZONE 301.

* WIND...WEST TO SOUTHWEST WINDS OF 15 TO 20 MPH SUSTAINED WITH
  GUSTS 35 MPH THIS AFTERNOON AND EARLY EVENING.

* HUMIDITY...MINIMUM HUMIDITIES BETWEEN 10 TO 15 PERCENT.

* THUNDERSTORMS...A FEW DRY THUNDERSTORMS POSSIBLE THIS AFTERNOON
  AND EARLY EVENING MAY LEAD TO ADDITIONAL FIRE STARTS ACROSS THE
  AREA.

* IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITIES 
  WILL RESULT IN FAVORABLE CONDITIONS FOR RAPID FIRE GROWTH. 
  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.

&&

$$
509 
WWUS85 KCYS 022101
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
301 PM MDT FRI SEP 2 2016

WYZ301-022215-
/O.CAN.KCYS.FW.W.0023.000000T0000Z-160903T0200Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
301 PM MDT FRI SEP 2 2016

...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW RELATIVE
HUMIDITIES FOR FIRE WEATHER ZONE 301...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE RED
FLAG WARNING. 

CRITICAL FIRE WEATHER CONDITIONS HAVE FAILED TO DEVELOP THIS
AFTERNOON AS HUMIDITIES REMAIN ABOVE 20 PERCENT AND SOUTHWEST
WINDS HAVE STRUGGLED TO INCREASE ABOVE 20 MPH. CRITICAL FIRE
WEATHER CONDITIONS ARE NO LONGER EXPECTED FOR LATE THIS AFTERNOON
AND THIS EVENING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 2:10 AM MDTFire Weather WatchCYS24 hr

Nearby

Red Flag Warnings in Wyoming, 2016Every red flag warning in 2016

Sources

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