Alert archive / Wyoming / Red Flag Warnings in 2016

Red Flag Warning 13, NWS Cheyenne, WY

July 16, 2016

NWS Cheyenne, WY issued this red flag warning at Jul 16, 2016, 2:17 AM MDT. It took effect at Jul 16, 2016, 12:00 PM MDT. It was in force for 8 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: Jul 16, 2016, 2:17 AM MDT (08:17 UTC)
In effect from: Jul 16, 2016, 12:00 PM MDT
Expired: Jul 16, 2016, 8:00 PM MDT
In force: 8 hr
Issued by: NWS Cheyenne, WY

The text

As transmitted.

444 
WWUS85 KCYS 160817
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
217 AM MDT SAT JUL 16 2016

WYZ307-160930-
/O.CAN.KCYS.FW.A.0011.160716T1800Z-160717T0200Z/
SNOWY RANGE/MEDICINE BOW NF-
217 AM MDT SAT JUL 16 2016

...FIRE WEATHER WATCH IS CANCELLED FOR GUSTY WINDS AND LOW
RELATIVE HUMIDITIES FOR FIRE WEATHER ZONE 307...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE FIRE
WEATHER WATCH. RELATIVE HUMIDITIES ARE EXPECTED TO BE ABOVE
CRITICAL THRESHOLDS THROUGH MOST OF THE DAY. WEST TO SOUTHWEST
WINDS MAY GUSTS AROUND 25 MPH AT TIMES UNTIL THIS EVENING. 

$$

WYZ305-162130-
/O.UPG.KCYS.FW.A.0011.160716T1800Z-160717T0200Z/
/O.NEW.KCYS.FW.W.0013.160716T1800Z-160717T0200Z/
SIERRA MADRE RANGE/MEDICINE BOW NF-
217 AM MDT SAT JUL 16 2016

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS
EVENING FOR FOR GUSTY WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE
WEATHER ZONE 305...

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 THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* WIND...SOUTH WINDS EARLY THIS MORNING WILL BECOME SOUTHWEST
  BETWEEN 15 TO 25 MPH IN THE AFTERNOON WITH GUSTS BETWEEN 30 TO
  35 MPH. SOUTHWEST WINDS WILL GRADUALLY SHIFT INTO THE WEST LATE
  IN THE AFTERNOON

* HUMIDITY...RANGING FROM AROUND 12 PERCENT AT 7000 FEET TO NEAR
  17 PERCENT ABOVE 9000 FEET.

* THUNDERSTORMS...10 TO 20 PERCENT CHANCE.

* IMPACTS...OUTDOOR BURNING IS NOT RECOMMENDED DUE TO LOW 
  HUMIDITIES AND GUSTY WINDS. ANY FIRES THAT DEVELOP MAY SPREAD 
  RAPIDLY.

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.

&&

$$

4 follow-up statements

122 
WWUS85 KCYS 162002
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
202 PM MDT SAT JUL 16 2016

WYZ305-170200-
/O.CON.KCYS.FW.W.0013.000000T0000Z-160717T0200Z/
SIERRA MADRE RANGE/MEDICINE BOW NF-
202 PM MDT SAT JUL 16 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR FOR GUSTY WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE WEATHER
ZONE 305...

* WIND...SOUTHWEST BETWEEN 15 TO 25 MPH THIS AFTERNOON WITH GUSTS
  BETWEEN 30 TO 35 MPH. SOUTHWEST WINDS WILL GRADUALLY SHIFT TO
  THE WEST THROUGH THE LATE AFTERNOON.

* HUMIDITY...RANGING FROM AROUND 12 PERCENT AT 7000 FEET TO 
  NEAR 17 PERCENT ABOVE 9000 FEET. 

* THUNDERSTORMS...10 TO 20 PERCENT CHANCE.

* IMPACTS...OUTDOOR BURNING IS NOT RECOMMENDED DUE TO LOW 
  HUMIDITIES AND GUSTY WINDS. ANY FIRES THAT DEVELOP MAY SPREAD 
  RAPIDLY.

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.

&&

$$

206 
WWUS85 KCYS 162200
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
400 PM MDT SAT JUL 16 2016

WYZ301-170200-
/O.EXA.KCYS.FW.W.0013.000000T0000Z-160717T0200Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
400 PM MDT SAT JUL 16 2016

...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE WEATHER ZONE
305...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 8 PM MDT THIS EVENING. 

* WIND...SOUTHWEST BETWEEN 15 TO 25 MPH THIS AFTERNOON WITH 
  GUSTS BETWEEN 30 TO 35 MPH. SOUTHWEST WINDS WILL GRADUALLY 
  SHIFT TO THE WEST THROUGH THE LATE AFTERNOON. 

* HUMIDITY...RANGING FROM AROUND 12 PERCENT AT 7000 FEET TO 
  NEAR 17 PERCENT ABOVE 9000 FEET.

* THUNDERSTORMS...10 TO 20 PERCENT CHANCE.

* IMPACTS...OUTDOOR BURNING IS NOT RECOMMENDED DUE TO LOW 
  HUMIDITIES AND GUSTY WINDS. ANY FIRES THAT DEVELOP MAY SPREAD 
  RAPIDLY.

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.

&&

$$

WYZ305-170200-
/O.CON.KCYS.FW.W.0013.000000T0000Z-160717T0200Z/
SIERRA MADRE RANGE/MEDICINE BOW NF-
400 PM MDT SAT JUL 16 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR FOR GUSTY WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE WEATHER
ZONE 305...

* WIND...WEST TO NORTHWEST BETWEEN 15 TO 25 MPH THROUGH THIS
  EVENING WITH GUSTS 25 TO 40 MPH. THE STRONGEST WINDS WINDS ARE
  LIKELY IN SCATTERED SHOWER ACTIVITY...WITH A HIGH LIKELIHOOD
  WIND DIRECTION WILL BECOME ERRATIC IF A SHOWER MOVES OVERHEAD.

* HUMIDITY...RANGING FROM 10 TO 15 PERCENT THROUGH SUNSET.

* THUNDERSTORMS...ISOLATED DRY THUNDERSTORMS ARE POSSIBLE ACROSS
  THE ZONE THROUGH EARLY THIS EVENING...WITH THE BEST CHANCE
  ACROSS NIOBRARA COUNTY.

* IMPACTS...OUTDOOR BURNING IS NOT RECOMMENDED DUE TO LOW 
  HUMIDITIES AND GUSTY WINDS. ANY FIRES THAT DEVELOP MAY SPREAD 
  RAPIDLY.

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.

&&

$$

740 
WWUS85 KCYS 162206
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
406 PM MDT SAT JUL 16 2016

WYZ301-305-170200-
/O.CON.KCYS.FW.W.0013.000000T0000Z-160717T0200Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-SIERRA MADRE RANGE/MEDICINE BOW NF-
406 PM MDT SAT JUL 16 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR FOR GUSTY WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE WEATHER
ZONE 301 & 305...

* WIND...FOR ZONE 301...WEST TO NORTHWEST BETWEEN 15 TO 25 MPH
  THROUGH THIS EVENING WITH GUSTS 25 TO 40 MPH. THE STRONGEST
  WINDS WINDS ARE LIKELY IN SCATTERED SHOWER ACTIVITY...WITH A
  HIGH LIKELIHOOD WIND DIRECTION WILL BECOME ERRATIC IF A SHOWER
  MOVES OVERHEAD. FOR ZONE 305...SOUTHWEST BETWEEN 15 TO 25 MPH
  THIS AFTERNOON WITH GUSTS BETWEEN 30 TO 35 MPH. SOUTHWEST
  WINDS WILL GRADUALLY SHIFT TO THE WEST THROUGH THE LATE
  AFTERNOON.

* HUMIDITY...RANGING FROM 10 TO 15 PERCENT THROUGH SUNSET BELOW
  7000 FEET. NEAR 17 PERCENT ABOVE 9000 FEET IN THE SIERRA MADRE
  RANGE.

* THUNDERSTORMS...ISOLATED DRY THUNDERSTORMS ARE POSSIBLE ACROSS
  ZONE 301 THROUGH EARLY THIS EVENING...WITH THE BEST CHANCE
  ACROSS NIOBRARA COUNTY.

* IMPACTS...OUTDOOR BURNING IS NOT RECOMMENDED DUE TO LOW 
  HUMIDITIES AND GUSTY WINDS. ANY FIRES THAT DEVELOP MAY SPREAD 
  RAPIDLY.

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.

&&

$$

640 
WWUS85 KCYS 170154
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
754 PM MDT SAT JUL 16 2016

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR LOW
HUMIDITIES AND GUSTY WINDS FOR FIRE WEATHER ZONES 301 AND 305...

WYZ301-305-170300-
/O.EXP.KCYS.FW.W.0013.000000T0000Z-160717T0200Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-SIERRA MADRE RANGE/MEDICINE BOW NF-
754 PM MDT SAT JUL 16 2016

...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR LOW
HUMIDITIES AND GUSTY WINDS FOR FIRE WEATHER ZONES 301 AND 305...

WINDS HAVE DIMINISHED WITH GUSTS BELOW 25 MPH AND HUMIDITIES HAVE
INCREASED TO NEAR 15 PERCENT.

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 16, 2:58 PM MDT	Special Weather Statement	CYS	Converse	47 min

Nearby

Red Flag Warnings in Wyoming, 2016 Every 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.