Alert archive / Utah / Red Flag Warnings in 2018

Red Flag Warning 2, NWS Salt Lake City, UT

June 7, 2018Carbon County, Emery County, Utah

NWS Salt Lake City, UT issued this red flag warning at Jun 7, 2018, 3:34 AM MDT for Carbon County, Emery County, Utah. It took effect at Jun 7, 2018, 12:00 PM MDT. It was in force for 9 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: Jun 7, 2018, 3:34 AM MDT (09:34 UTC)
In effect from: Jun 7, 2018, 12:00 PM MDT
Expired: Jun 7, 2018, 9:00 PM MDT
In force: 9 hr
Issued by: NWS Salt Lake City, UT

Counties Carbon County, UT, Emery County, UT

The radar

The Grand Junction radar (KGJX), 212 km from the middle of the area, began a volume at 09:38 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, 9.6 hours before the alert went out and 186 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 8 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 4361 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: -1 m²/s²
0-3 km storm-relative helicity: 110 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted.

009 
WWUS85 KSLC 070934
RFWSLC

URGENT - FIRE WEATHER MESSAGE
National Weather Service Salt Lake City UT
334 AM MDT Thu Jun 7 2018

UTZ489-072200-
/O.NEW.KSLC.FW.W.0002.180607T1800Z-180608T0300Z/
/O.NEW.KSLC.FW.A.0001.180609T1800Z-180611T0300Z/
San Rafael Swell-
334 AM MDT Thu Jun 7 2018

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
489 BELOW 7000 FEET...
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 489 BELOW 7000 FEET...

The National Weather Service in Salt Lake City has issued a Red
Flag Warning below 7000 feet for wind and low relative humidity,
which is in effect from noon today to 9 PM MDT this evening. A
Fire Weather Watch has also been issued. This Fire Weather Watch
below 7000 feet for wind and low relative humidity is in effect
from Saturday afternoon through Sunday evening.

* AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell below 
  7000 feet.

* WINDS...South winds 10-20 mph with gusts up to 30 mph today and
  South winds 15-25 mph with gusts up to 35 mph Saturday and
  Sunday.
  
* RELATIVE HUMIDITY...Afternoon mins of 10 percent or less.

* IMPACTS...Any fires that develop will have the potential to 
  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 are imminent. A combination of 
strong winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior.

A Fire Weather Watch means that there is a potential for critical
fire weather conditions. Continue to monitor for the latest
forecasts and for possible Red Flag Warnings.

&&

$$

UTZ497-498-072200-
/O.NEW.KSLC.FW.A.0001.180609T1800Z-180611T0300Z/
Mojave Desert-Grand Staircase-
334 AM MDT Thu Jun 7 2018

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 497 AND 498...

The National Weather Service in Salt Lake City has issued a Fire
Weather Watch for wind and low relative humidity, which is in
effect from Saturday afternoon through Sunday evening.

* AFFECTED AREA...Fire Weather Zone 497 Mojave Desert and Fire 
  Weather Zone 498 Grand Staircase.

* WINDS...Southwest winds 15-25 mph with gusts over 35 mph.

* RELATIVE HUMIDITY...Afternoon mins of 10 percent or less.

* IMPACTS...Any fires that develop will have the potential to 
  spread rapidly. Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that there is a potential for critical
fire weather conditions. Continue to monitor for the latest
forecasts and for possible Red Flag Warnings.

&&

$$

UTZ484-072200-
/O.NEW.KSLC.FW.A.0001.180609T1800Z-180611T0300Z/
Tavaputs Plateau-
334 AM MDT Thu Jun 7 2018

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 484 BELOW 7000 FEET...

The National Weather Service in Salt Lake City has issued a Fire
Weather Watch below 7000 feet for wind and low relative humidity,
which is in effect from Saturday afternoon through Sunday
evening.

* AFFECTED AREA...Fire Weather Zone 484 Tavaputs Plateau below 
  7000 feet.

* WINDS...South winds 15-25 mph with gusts up to 35 mph.

* RELATIVE HUMIDITY...Afternoon mins of less than 15 percent.

* IMPACTS...Any fires that develop will have the potential to 
  spread rapidly. Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that there is a potential for critical
fire weather conditions. Continue to monitor for the latest
forecasts and for possible Red Flag Warnings.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

1 follow-up statement

506 
WWUS85 KSLC 072110
RFWSLC

URGENT - FIRE WEATHER MESSAGE
National Weather Service Salt Lake City UT
310 PM MDT Thu Jun 7 2018

UTZ489-081200-
/O.UPG.KSLC.FW.A.0001.180609T1800Z-180611T0300Z/
/O.NEW.KSLC.FW.W.0003.180609T1800Z-180611T0600Z/
/O.CON.KSLC.FW.W.0002.000000T0000Z-180608T0300Z/
San Rafael Swell-
310 PM MDT Thu Jun 7 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 489...
..RED FLAG WARNING IN EFFECT FROM NOON SATURDAY TO MIDNIGHT MDT 
SUNDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER 
ZONE 489...

The National Weather Service in Salt Lake City has issued a Red
Flag Warning for wind and low relative humidity, which is in
effect from noon Saturday to midnight MDT Sunday night. The Fire
Weather Watch is no longer in effect.

* AFFECTED AREA...Fire Weather Zone 489 San Rafael Swell.

* WINDS...South winds 10-20 mph with gusts up to 30 mph today.
  South winds 15-25 mph with gusts up to 35 mph Saturday, shifting
  to the west on Sunday.

* RELATIVE HUMIDITY...Afternoon mins of 10 percent or less. Poor
  humidity recovery at night. 

* IMPACTS...Any fires that develop will have the potential to 
  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 are imminent. A combination of 
strong winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior.

&&

$$

UTZ497-498-081200-
/O.UPG.KSLC.FW.A.0001.180609T1800Z-180611T0300Z/
/O.NEW.KSLC.FW.W.0003.180609T1800Z-180611T0600Z/
Mojave Desert-Grand Staircase-
310 PM MDT Thu Jun 7 2018

...RED FLAG WARNING IN EFFECT FROM NOON SATURDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 497 AND 498...

The National Weather Service in Salt Lake City has issued a Red
Flag Warning for wind and low relative humidity, which is in
effect from noon Saturday to midnight MDT Sunday night. The Fire
Weather Watch is no longer in effect.

* AFFECTED AREA...Fire Weather Zone 497 Mojave Desert and Fire 
  Weather Zone 498 Grand Staircase.

* WINDS...Southwest winds 15-25 mph with gusts over 40 mph.

* RELATIVE HUMIDITY...Afternoon mins of 10 percent or less. Poor
  humidity recovery at night.

* IMPACTS...Any fires that develop will have the potential to 
  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 are imminent. A combination of 
strong winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior.

&&

$$

UTZ484-081200-
/O.UPG.KSLC.FW.A.0001.180609T1800Z-180611T0300Z/
/O.NEW.KSLC.FW.W.0003.180609T1800Z-180611T0600Z/
Tavaputs Plateau-
310 PM MDT Thu Jun 7 2018

...RED FLAG WARNING IN EFFECT FROM NOON SATURDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 484 BELOW 6000 FEET...

The National Weather Service in Salt Lake City has issued a Red
Flag Warning below 6000 feet for wind and low relative humidity,
which is in effect from noon Saturday to midnight MDT Sunday
night. The Fire Weather Watch is no longer in effect.

* AFFECTED AREA...Fire Weather Zone 484 Tavaputs Plateau below 
  6000 feet.

* WINDS...South winds 15-25 mph with gusts up to 40 mph.

* RELATIVE HUMIDITY...Afternoon mins of less than 15 percent. Poor
  humidity recovery at night. 

* IMPACTS...Any fires that develop will have the potential to 
  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 are imminent. A combination of 
strong winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior.

&&

$$

UTZ495-081200-
/O.NEW.KSLC.FW.W.0003.180609T1800Z-180611T0600Z/
Color Country West Desert-
310 PM MDT Thu Jun 7 2018

...RED FLAG WARNING IN EFFECT FROM NOON SATURDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 495...

The National Weather Service in Salt Lake City has issued a Red
Flag Warning for wind and low relative humidity, which is in
effect from noon Saturday to midnight MDT Sunday night.

* AFFECTED AREA...Fire Weather Zone 495 Color Country West 
  Desert.

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

* RELATIVE HUMIDITY...Afternoon mins of around 10 percent. Poor
  humidity recovery at night.

* IMPACTS...Any fires that develop will have the potential to 
  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 are imminent. A combination of 
strong winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior. 

&&

$$

UTZ482-081200-
/O.NEW.KSLC.FW.W.0003.180610T1200Z-180611T0600Z/
Western Uintah Basin-
310 PM MDT Thu Jun 7 2018

...RED FLAG WARNING IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 482...

The National Weather Service in Salt Lake City has issued a Red
Flag Warning for wind and low relative humidity, which is in
effect from 6 AM Sunday to midnight MDT Sunday night.

* AFFECTED AREA...Fire Weather Zone 482 Western Uintah Basin.

* WINDS...West 20 to 30 mph with gusts around 45 mph.

* RELATIVE HUMIDITY...Mins less than 15 percent Sunday, gradually  
  increasing Sunday evening.

* IMPACTS...Any fires that develop will have the potential to 
  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 are imminent. A combination of 
strong winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior.

&&

$$

UTZ493-494-081200-
/O.NEW.KSLC.FW.W.0003.180609T1800Z-180611T0600Z/
Central Utah Mountains-Henry Mountains-
310 PM MDT Thu Jun 7 2018

...RED FLAG WARNING IN EFFECT FROM NOON SATURDAY TO MIDNIGHT MDT
SUNDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 493 AND 494 BELOW 6000 FEET...

The National Weather Service in Salt Lake City has issued a Red
Flag Warning below 6000 feet for wind and low relative humidity,
which is in effect from noon Saturday to midnight MDT Sunday
night.

* AFFECTED AREA...Fire Weather Zone 493 Central Utah Mountains 
  below 6000 feet and Fire Weather Zone 494 Henry Mountains 
  below 6000 feet.

* WINDS...South 20 to 30 mph with gusts around 45 mph.

* RELATIVE HUMIDITY...Afternoon mins less than 15 percent. Poor
  humidity recovery at night. 

* IMPACTS...Any fires that develop will have the potential to 
  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 are imminent. A combination of 
strong winds...low relative humidity...and warm temperatures can 
contribute to extreme fire behavior.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 7, 3:34 AM MDT	Fire Weather Watch	SLC	Carbon, Duchesne, Emery, Garfield, Kane, San Juan and 2 more	12 hr
Jun 7, 3:10 PM MDT	Red Flag Warning	SLC	Beaver, Carbon, Duchesne, Emery, Garfield, Iron and 7 more	3 days

Nearby

Red Flag Warnings in Utah, 2018 Every red flag warning in 2018

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.