Alert archive / Colorado / Red Flag Warnings in 2021

Red Flag Warning 13, NWS Grand Junction, CO

April 23, 202114 counties in Colorado; Grand County, San Juan County, Uintah County, Utah

NWS Grand Junction, CO issued this red flag warning at Apr 23, 2021, 2:44 AM MDT for 14 counties in Colorado; Grand County, San Juan County, Uintah County, Utah. It took effect at Apr 24, 2021, 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
Apr 23, 2021, 2:44 AM MDT (08:44 UTC)
In effect from
Apr 24, 2021, 12:00 PM MDT
Expired
Apr 24, 2021, 8:00 PM MDT
In force
8 hr
Issued by
NWS Grand Junction, CO

Counties Archuleta County, CO, Delta County, CO, Dolores County, CO, Garfield County, CO, Hinsdale County, CO, La Plata County, CO, Mesa County, CO, Moffat County, CO, Montezuma County, CO, Montrose County, CO, Ouray County, CO, Rio Blanco County, CO, San Juan County, CO, San Miguel County, CO, Grand County, UT, San Juan County, UT, Uintah County, UT

The radar

The Grand Junction radar (KGJX), 63 km from the middle of the area, began a volume at 08:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Grand Junction, CO (KGJT), launched 00:00Z, 8.7 hours before the alert went out and 72 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Grand Junction, CO at 00:00Z on 2021-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Grand Junction, CO at 00:00Z on 2021-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
21 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
3019 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

961 
WWUS85 KGJT 230844
RFWGJT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Grand Junction CO
244 AM MDT Fri Apr 23 2021

COZ207-290-UTZ490-491-232200-
/O.UPG.KGJT.FW.A.0011.210424T1800Z-210425T0200Z/
/O.NEW.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
/O.CON.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
Southwest Colorado Lower Forecast Area-
Paradox Valley Forecast Area-Colorado River Basin-Southeast Utah-
244 AM MDT Fri Apr 23 2021

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT SATURDAY FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONES 207, 290, 490, AND 491...

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH SUNDAY EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND
DRY FUELS FOR FIRE WEATHER ZONES 207, 290, 490, AND 491...

* AFFECTED AREA...In Colorado, Fire Weather Zone 207 Southwest 
  Colorado Lower Forecast Area and Fire Weather Zone 290 Paradox 
  Valley Forecast Area. In Utah, Fire Weather Zone 490 Colorado 
  River Basin and Fire Weather Zone 491 Southeast Utah.

* WINDS...Southwest 15 to 25 mph with gusts up to 30 to 40 mph.

* RELATIVE HUMIDITY...8 to 13 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

COZ203-292-232200-
/O.UPG.KGJT.FW.A.0011.210424T1800Z-210425T0200Z/
/O.NEW.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
/O.CON.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
Lower Colorado River-North Fork Forecast Area-
244 AM MDT Fri Apr 23 2021

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT SATURDAY FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONES 203 AND 292 BELOW 8000 FEET...

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH SUNDAY EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND
DRY FUELS FOR FIRE WEATHER ZONES 203 AND 292...

* AFFECTED AREA...In Colorado, Fire Weather Zone 203 Lower 
  Colorado River and Fire Weather Zone 292 North Fork Forecast 
  Area below 8000 feet.

* WINDS...Southwest 20 to 30 mph with gusts 35 to 40 mph.

* RELATIVE HUMIDITY...10 to 15 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

COZ295-232200-
/O.UPG.KGJT.FW.A.0011.210424T1800Z-210425T0200Z/
/O.NEW.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
/O.CON.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
Southwest Colorado Upper East Forecast Area-
244 AM MDT Fri Apr 23 2021

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT SATURDAY FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONE 295 BELOW 8000 FEET...

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH SUNDAY EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND
DRY FUELS FOR FIRE WEATHER ZONE 295 BELOW 8000 FEET...

* AFFECTED AREA...In Colorado, Fire Weather Zone 295 Southwest 
  Colorado Upper East Forecast Area below 8000 feet.

* WINDS...Southwest 10 to 20 mph with gusts 25 to 35 mph.

* RELATIVE HUMIDITY...10 to 15 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

COZ200-202-UTZ486-487-232200-
/O.CON.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
Little Snake Forecast Area-White River Forecast Area-
Eastern Uinta Basin-Book Cliffs-
244 AM MDT Fri Apr 23 2021

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH SUNDAY EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND
DRY FUELS FOR FIRE WEATHER ZONES 200, 202, 486, AND 487...

* AFFECTED AREA...In Colorado, Fire Weather Zone 200 Little 
  Snake Forecast Area and Fire Weather Zone 202 White River 
  Forecast Area. In Utah, Fire Weather Zone 486 Eastern Uinta 
  Basin and Fire Weather Zone 487 Book Cliffs.

* WINDS...Southwest 20 to 25 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...12 to 17 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$
4 follow-up statements
116 
WWUS85 KGJT 232035
RFWGJT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Grand Junction CO
235 PM MDT Fri Apr 23 2021

COZ207-290-UTZ490-241200-
/O.UPG.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
/O.NEW.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
/O.CON.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
Southwest Colorado Lower Forecast Area-
Paradox Valley Forecast Area-Colorado River Basin-
235 PM MDT Fri Apr 23 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
SATURDAY FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR
FIRE WEATHER ZONES 207, 290, AND 490...
...RED FLAG WARNING IN EFFECT FROM NOON SUNDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS
FOR FIRE WEATHER ZONES 207, 290, AND 490...

The National Weather Service in Grand Junction has issued a Red
Flag Warning for gusty winds, low relative humidity and dry
fuels, which is in effect from noon Sunday to midnight MDT Sunday
night. The Fire Weather Watch is no longer in effect.

* AFFECTED AREA...In Colorado, Fire Weather Zone 207 Southwest 
  Colorado Lower Forecast Area and Fire Weather Zone 290 Paradox 
  Valley Forecast Area. In Utah, Fire Weather Zone 490 Colorado 
  River Basin.

* WINDS...Southwest 15 to 25 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...9 to 14 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

UTZ491-241200-
/O.UPG.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
/O.NEW.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
/O.CON.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
Southeast Utah-
235 PM MDT Fri Apr 23 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
SATURDAY FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR
FIRE WEATHER ZONE 491 BELOW 7000 FEET...
...RED FLAG WARNING IN EFFECT FROM NOON SUNDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS
FOR FIRE WEATHER ZONE 491 BELOW 7000 FEET...

The National Weather Service in Grand Junction has issued a Red
Flag Warning below 7000 feet for gusty winds, low relative
humidity and dry fuels, which is in effect from noon Sunday to
midnight MDT Sunday night. The Fire Weather Watch is no longer in
effect.

* AFFECTED AREA...In Utah, Fire Weather Zone 491 Southeast Utah 
  below 7000 feet.

* WINDS...Southwest 15 to 25 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...8 to 13 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

COZ203-292-295-241200-
/O.UPG.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
/O.NEW.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
/O.CON.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
Lower Colorado River-North Fork Forecast Area-
Southwest Colorado Upper East Forecast Area-
235 PM MDT Fri Apr 23 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
SATURDAY FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR
FIRE WEATHER ZONES 203, 292, AND 295 BELOW 8000 FEET...
...RED FLAG WARNING IN EFFECT FROM NOON SUNDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS
FOR FIRE WEATHER ZONES 203, 292, AND 295 BELOW 8000 FEET...

The National Weather Service in Grand Junction has issued a Red
Flag Warning below 8000 feet for gusty winds, low relative
humidity and dry fuels, which is in effect from noon Sunday to
midnight MDT Sunday night. The Fire Weather Watch is no longer in
effect.

* AFFECTED AREA...In Colorado, Fire Weather Zone 203 Lower 
  Colorado River, Fire Weather Zone 292 North Fork Forecast Area 
  and Fire Weather Zone 295 Southwest Colorado Upper East 
  Forecast Area below 8000 feet.

* WINDS...Southwest 15 to 25 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...10 to 15 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

COZ200-202-UTZ486-487-241200-
/O.CON.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
Little Snake Forecast Area-White River Forecast Area-
Eastern Uinta Basin-Book Cliffs-
235 PM MDT Fri Apr 23 2021

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH SUNDAY EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND
DRY FUELS FOR FIRE WEATHER ZONES 200, 202, 486, AND 487...

* AFFECTED AREA...In Colorado, Fire Weather Zone 200 Little 
  Snake Forecast Area and Fire Weather Zone 202 White River 
  Forecast Area. In Utah, Fire Weather Zone 486 Eastern Uinta 
  Basin and Fire Weather Zone 487 Book Cliffs.

* WINDS...Southwest 20 to 30 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...13 to 18 percent.

* IMPACTS...Conditions will likely become favorable for rapid 
  ignition and spread of fires.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$
304 
WWUS85 KGJT 241131
RFWGJT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Grand Junction CO
531 AM MDT Sat Apr 24 2021


UTZ486-241245-
/O.CAN.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
Eastern Uinta Basin-
531 AM MDT Sat Apr 24 2021

...FIRE WEATHER WATCH IS CANCELLED FOR GUSTY WINDS, LOW RELATIVE
HUMIDITY AND DRY FUELS FOR FIRE WEATHER ZONES 200, 202, 486, AND
487...

The National Weather Service in Grand Junction has cancelled the
Fire Weather Watch.

All zones contained in the cancelled Fire Weather Watch have been
upgraded to Red Flag Warnings.

$$

COZ200-202-UTZ487-250000-
/O.UPG.KGJT.FW.A.0012.210425T1800Z-210426T0200Z/
/O.EXA.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
/O.EXA.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Little Snake Forecast Area-White River Forecast Area-Book Cliffs-
531 AM MDT Sat Apr 24 2021

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS
EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR
FIRE WEATHER ZONES 200, 202, AND 487...
...RED FLAG WARNING IN EFFECT FROM NOON SUNDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS
FOR FIRE WEATHER ZONES 200, 202, AND 487...

The National Weather Service in Grand Junction has issued a Red
Flag Warning for gusty winds, low relative humidity and dry
fuels, which is in effect from noon today to 8 PM MDT this
evening. A Red Flag Warning has also been issued from noon Sunday
to midnight MDT Sunday night. The Fire Weather Watch is no longer
in effect.

* AFFECTED AREA...In Colorado, Fire Weather Zone 200 Little 
  Snake Forecast Area and Fire Weather Zone 202 White River 
  Forecast Area. In Utah, Fire Weather Zone 487 Book Cliffs.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...13 to 18 percent.

* IMPACTS...Conditions will likely become favorable for rapid 
  ignition and spread of fires.

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.

&&

$$

COZ207-290-UTZ490-250000-
/O.CON.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Southwest Colorado Lower Forecast Area-
Paradox Valley Forecast Area-Colorado River Basin-
531 AM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS
FOR FIRE WEATHER ZONES 207, 290, AND 490...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONES 207, 290, AND 490...

* AFFECTED AREA...In Colorado, Fire Weather Zone 207 Southwest 
  Colorado Lower Forecast Area and Fire Weather Zone 290 Paradox 
  Valley Forecast Area. In Utah, Fire Weather Zone 490 Colorado 
  River Basin.

* WINDS...Southwest 20 to 30 mph with gusts up to 40 mph.

* RELATIVE HUMIDITY...9 to 14 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

UTZ491-250000-
/O.CON.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Southeast Utah-
531 AM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS
FOR FIRE WEATHER ZONE 491 BELOW 7000 FEET...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONE 491 BELOW 7000 FEET...

* AFFECTED AREA...In Utah, Fire Weather Zone 491 Southeast Utah 
  below 7000 feet.

* WINDS...Southwest 15 to 25 mph with gusts up to 40 mph.

* RELATIVE HUMIDITY...8 to 13 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

COZ203-292-295-250000-
/O.CON.KGJT.FW.W.0013.210424T1800Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Lower Colorado River-North Fork Forecast Area-
Southwest Colorado Upper East Forecast Area-
531 AM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS
FOR FIRE WEATHER ZONES 203, 292, AND 295 BELOW 8000 FEET...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONES 203, 292, AND 295 BELOW
8000 FEET...

* AFFECTED AREA...In Colorado, Fire Weather Zone 203 Lower 
  Colorado River, Fire Weather Zone 292 North Fork Forecast Area 
  and Fire Weather Zone 295 Southwest Colorado Upper East 
  Forecast Area below 8000 feet.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...10 to 15 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$
277 
WWUS85 KGJT 241958
RFWGJT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Grand Junction CO
158 PM MDT Sat Apr 24 2021

UTZ486-251200-
/O.EXB.KGJT.FW.W.0014.210425T1800Z-210426T0300Z/
Eastern Uinta Basin-
158 PM MDT Sat Apr 24 2021

...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SUNDAY FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONE 486 BELOW 7000 FEET...

The National Weather Service in Grand Junction has issued a Red
Flag Warning below 7000 feet for gusty winds, low relative
humidity and dry fuels, which is in effect from noon to 9 PM MDT
Sunday.

* AFFECTED AREA...In Utah, Fire Weather Zone 486 Eastern Uinta 
  Basin below 7000 feet.

* WINDS...Southwest 15 to 25 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...12 to 17 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

COZ200-202-UTZ487-251200-
/O.EXT.KGJT.FW.W.0014.210425T1800Z-210426T0300Z/
/O.CON.KGJT.FW.W.0013.000000T0000Z-210425T0200Z/
Little Snake Forecast Area-White River Forecast Area-Book Cliffs-
158 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE
WEATHER ZONES 200, 202, AND 487...
...RED FLAG WARNING NOW IN EFFECT FROM NOON TO 9 PM MDT SUNDAY
FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE
WEATHER ZONES 200, 202, AND 487...

* AFFECTED AREA...In Colorado, Fire Weather Zone 200 Little 
  Snake Forecast Area and Fire Weather Zone 202 White River 
  Forecast Area. In Utah, Fire Weather Zone 487 Book Cliffs.

* WINDS...Southwest 25 to 35 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...12 to 17 percent.

* IMPACTS...Conditions will likely become favorable for rapid 
  ignition and spread of fires.

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.

&&

$$

COZ207-290-UTZ490-251200-
/O.CON.KGJT.FW.W.0013.000000T0000Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Southwest Colorado Lower Forecast Area-
Paradox Valley Forecast Area-Colorado River Basin-
158 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE
WEATHER ZONES 207, 290, AND 490...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONES 207, 290, AND 490...

* AFFECTED AREA...In Colorado, Fire Weather Zone 207 Southwest 
  Colorado Lower Forecast Area and Fire Weather Zone 290 Paradox 
  Valley Forecast Area. In Utah, Fire Weather Zone 490 Colorado 
  River Basin.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...9 to 14 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

UTZ491-251200-
/O.CON.KGJT.FW.W.0013.000000T0000Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Southeast Utah-
158 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE
WEATHER ZONE 491 BELOW 7000 FEET...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONE 491 BELOW 7000 FEET...

* AFFECTED AREA...In Utah, Fire Weather Zone 491 Southeast Utah 
  below 7000 feet.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...9 to 14 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

COZ203-292-295-251200-
/O.CON.KGJT.FW.W.0013.000000T0000Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Lower Colorado River-North Fork Forecast Area-
Southwest Colorado Upper East Forecast Area-
158 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE
WEATHER ZONES 203, 292, AND 295 BELOW 8000 FEET...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONES 203, 292, AND 295 BELOW
8000 FEET...

* AFFECTED AREA...In Colorado, Fire Weather Zone 203 Lower 
  Colorado River, Fire Weather Zone 292 North Fork Forecast Area 
  and Fire Weather Zone 295 Southwest Colorado Upper East 
  Forecast Area below 8000 feet.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...10 to 15 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$
688 
WWUS85 KGJT 250159
RFWGJT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Grand Junction CO
759 PM MDT Sat Apr 24 2021

COZ207-290-UTZ490-251100-
/O.EXP.KGJT.FW.W.0013.000000T0000Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Southwest Colorado Lower Forecast Area-
Paradox Valley Forecast Area-Colorado River Basin-
759 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONES 207, 290, AND 490...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONES 207, 290, AND 490...

* AFFECTED AREA...In Colorado, Fire Weather Zone 207 Southwest 
  Colorado Lower Forecast Area and Fire Weather Zone 290 Paradox 
  Valley Forecast Area. In Utah, Fire Weather Zone 490 Colorado 
  River Basin.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...9 to 14 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

COZ200-202-UTZ487-251100-
/O.EXP.KGJT.FW.W.0013.000000T0000Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0300Z/
Little Snake Forecast Area-White River Forecast Area-Book Cliffs-
759 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
SUNDAY FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR
FIRE WEATHER ZONES 200, 202, AND 487...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONES 200, 202, AND 487...

* AFFECTED AREA...In Colorado, Fire Weather Zone 200 Little 
  Snake Forecast Area and Fire Weather Zone 202 White River 
  Forecast Area. In Utah, Fire Weather Zone 487 Book Cliffs.

* WINDS...Southwest 25 to 35 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...11 to 16 percent.

* IMPACTS...Conditions will likely become favorable for rapid 
  ignition and spread of fires.

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.

&&

$$

UTZ491-251100-
/O.EXP.KGJT.FW.W.0013.000000T0000Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Southeast Utah-
759 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONE 491 BELOW 7000 FEET...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONE 491 BELOW 7000 FEET...

* AFFECTED AREA...In Utah, Fire Weather Zone 491 Southeast Utah 
  below 7000 feet.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...9 to 14 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

COZ203-292-295-251100-
/O.EXP.KGJT.FW.W.0013.000000T0000Z-210425T0200Z/
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0600Z/
Lower Colorado River-North Fork Forecast Area-
Southwest Colorado Upper East Forecast Area-
759 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT FOR GUSTY WINDS, LOW RELATIVE HUMIDITY
AND DRY FUELS FOR FIRE WEATHER ZONES 203, 292, AND 295 BELOW
8000 FEET...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR
GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR FIRE WEATHER
ZONES 203, 292, AND 295 BELOW 8000 FEET...

* AFFECTED AREA...In Colorado, Fire Weather Zone 203 Lower 
  Colorado River, Fire Weather Zone 292 North Fork Forecast Area 
  and Fire Weather Zone 295 Southwest Colorado Upper East 
  Forecast Area below 8000 feet.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...10 to 15 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

UTZ486-251100-
/O.CON.KGJT.FW.W.0014.210425T1800Z-210426T0300Z/
Eastern Uinta Basin-
759 PM MDT Sat Apr 24 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
SUNDAY FOR GUSTY WINDS, LOW RELATIVE HUMIDITY AND DRY FUELS FOR
FIRE WEATHER ZONE 486 BELOW 7000 FEET...

* AFFECTED AREA...In Utah, Fire Weather Zone 486 Eastern Uinta 
  Basin below 7000 feet.

* WINDS...Southwest 15 to 25 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...14 to 19 percent.

* IMPACTS...Conditions will become favorable for rapid ignition 
  and spread of fires.

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.

&&

$$

The office that day

Everything else NWS Grand Junction, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 23, 2:35 PM MDTRed Flag WarningGJTArchuleta, Delta, Dolores, Garfield, Hinsdale, La Plata and 8 more57 hr

Nearby

Red Flag Warnings in Colorado, 2021Red Flag Warnings in Utah, 2021Every red flag warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.