Alert archive / Missouri / Red Flag Warnings in 2021

Red Flag Warning 4, NWS Kansas City, MO

March 28, 202137 counties in Missouri; 7 counties in Kansas

NWS Kansas City, MO issued this red flag warning at Mar 28, 2021, 2:31 PM CDT for 37 counties in Missouri; 7 counties in Kansas. It took effect at Mar 29, 2021, 12:00 PM CDT. It was in force for 9 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 28, 2021, 2:31 PM CDT (19:31 UTC)
In effect from
Mar 29, 2021, 12:00 PM CDT
Expired
Mar 29, 2021, 8:52 PM CDT
In force
9 hr
Issued by
NWS Kansas City, MO
All 44 counties

Atchison County, KS, Doniphan County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Miami County, KS, Wyandotte County, KS, Adair County, MO, Andrew County, MO, Atchison County, MO, Bates County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Cooper County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Henry County, MO, Holt County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Mercer County, MO, Nodaway County, MO, Pettis County, MO, Platte County, MO, Putnam County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, Schuyler County, MO, Sullivan County, MO, Worth County, MO

The radar

The Pleasant Hill radar (KEAX), 84 km from the middle of the area, began a volume at 19:37 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.

What was reported inside it

TimeReportWhereRemark
Mar 29, 1:45 PM CDTNON-TSTM WND DMG4 Sw Basehor, KS15 BY 20 FOOT BARN BLOWN OVER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 7.5 hours before the alert went out and 154 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, Topeka, KS at 12:00Z on 2021-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2021-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -63 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1356 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-63 m²/s²
0-3 km storm-relative helicity
5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

808 
WWUS83 KEAX 281931
RFWEAX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Kansas City/Pleasant Hill MO
231 PM CDT Sun Mar 28 2021


KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>032-037>039-
043-044-053-290345-
/O.UPG.KEAX.FW.A.0001.210329T1700Z-210330T0200Z/
/O.NEW.KEAX.FW.W.0004.210329T1700Z-210330T0200Z/
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-
Johnson KS-Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-
Putnam-Schuyler-Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-
Buchanan-Clinton-Caldwell-Livingston-Linn MO-Macon-Platte-Clay-
Ray-Carroll-Chariton-Jackson-Lafayette-Saline-Cass-Johnson MO-
Bates-
231 PM CDT Sun Mar 28 2021

...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM CDT MONDAY FOR
CRITICAL FIRE WEATHER CONDITIONS FOR FIRE WEATHER ZONES 001, 
002, 003, 004, 005, 006, 007, 008, 011, 012, 013, 014, 015, 016, 
017, 020, 021, 022, 023, 024, 025, 025, 028, 029, 030, 031, 032, 
037, 038, 039, 043, 044, 053, 057, 060, 102, 103, 104, AND 105...

The National Weather Service in Kansas City/Pleasant Hill has
issued a Red Flag Warning, which is in effect from noon to 9 PM
CDT Monday. The Fire Weather Watch is no longer in effect. 

* AFFECTED AREA...Fire weather zones 025, 057, 060, 102, 103, 
  104, and 105.Fire weather zones 001, 002, 003, 004, 005, 006, 
  007, 008, 011, 012, 013, 014, 015, 016, 017, 020, 021, 022, 
  023, 024, 025, 028, 029, 030, 031, 032, 037, 038, 039, 043, 
  044, and 053. 

* WIND...South winds 25 to 30 mph with gusts up to 50 mph.

* HUMIDITY...20 to 25 percent.

* 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.

&&

$$

MOZ054-290345-
/O.NEW.KEAX.FW.W.0004.210329T1700Z-210330T0200Z/
Henry-
231 PM CDT Sun Mar 28 2021

...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM CDT MONDAY
FOR CRITICAL FIRE WEATHER CONDITIONS FOR FIRE WEATHER ZONE 054...

The National Weather Service in Kansas City/Pleasant Hill has
issued a Red Flag Warning, which is in effect from noon to 9 PM
CDT Monday. 

* AFFECTED AREA...Fire weather zone 054.

* WIND...South winds 25 to 30 mph with gusts up to 50 mph.

* HUMIDITY...20 to 25 percent.

* 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.

&&

$$

Blair
4 follow-up statements
265 
WWUS83 KEAX 290310
RFWEAX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Kansas City/Pleasant Hill MO
1010 PM CDT Sun Mar 28 2021


KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>032-037>039-
043-044-053-054-300200-
/O.CON.KEAX.FW.W.0004.210329T1700Z-210330T0200Z/
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-
Johnson KS-Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-
Putnam-Schuyler-Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-
Buchanan-Clinton-Caldwell-Livingston-Linn MO-Macon-Platte-Clay-
Ray-Carroll-Chariton-Jackson-Lafayette-Saline-Cass-Johnson MO-
Bates-Henry-
1010 PM CDT Sun Mar 28 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM CDT
MONDAY FOR CRITICAL FIRE WEATHER CONDITIONS FOR FIRE WEATHER
ZONES 001, 002, 003, 004, 005, 006, 007, 008, 011, 012, 013, 014,
015, 016, 017, 020, 021, 022, 023, 024, 025, 025, 028, 029, 030,
031, 032, 037, 038, 039, 043, 044, 053, 057, 060, 102, 103, 104,
AND 105...

* AFFECTED AREA...Fire weather zones 025, 057, 060, 102, 103, 
  104, and 105.Fire weather zones 001, 002, 003, 004, 005, 006, 
  007, 008, 011, 012, 013, 014, 015, 016, 017, 020, 021, 022, 
  023, 024, 025, 028, 029, 030, 031, 032, 037, 038, 039, 043, 
  044, and 053. 

* WIND...South winds 25 to 30 mph with gusts up to 50 mph.

* HUMIDITY...20 to 25 percent.

* 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.

&&

$$
117 
WWUS83 KEAX 290815
RFWEAX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Kansas City/Pleasant Hill MO
315 AM CDT Mon Mar 29 2021


MOZ033-040-045-046-300200-
/O.EXA.KEAX.FW.W.0004.210329T1700Z-210330T0200Z/
Randolph-Howard-Pettis-Cooper-
315 AM CDT Mon Mar 29 2021

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS
EVENING FOR CRITICAL FIRE WEATHER CONDITIONS FOR FIRE WEATHER
ZONES 001, 002, 003, 004, 005, 006, 007, 008, 011, 012, 013, 014,
015, 016, 017, 020, 021, 022, 023, 024, 025, 025, 028, 029, 030,
031, 032, 037, 038, 039, 043, 044, 053, 057, 060, 102, 103, 104,
AND 105...

The National Weather Service in Kansas City/Pleasant Hill has
issued a Red Flag Warning, which is in effect from noon today to
9 PM CDT this evening. 

* AFFECTED AREA...Fire weather zones 025, 057, 060, 102, 103, 
  104, and 105.Fire weather zones 001, 002, 003, 004, 005, 006, 
  007, 008, 011, 012, 013, 014, 015, 016, 017, 020, 021, 022, 
  023, 024, 025, 028, 029, 030, 031, 032, 037, 038, 039, 043, 
  044, and 053. 

* WIND...South winds 25 to 30 mph with gusts up to 40 mph.

* HUMIDITY...20 to 25 percent.

* 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.

&&

$$

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>032-037>039-
043-044-053-054-300200-
/O.CON.KEAX.FW.W.0004.210329T1700Z-210330T0200Z/
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-
Johnson KS-Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-
Putnam-Schuyler-Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-
Buchanan-Clinton-Caldwell-Livingston-Linn MO-Macon-Platte-Clay-
Ray-Carroll-Chariton-Jackson-Lafayette-Saline-Cass-Johnson MO-
Bates-Henry-
315 AM CDT Mon Mar 29 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM CDT
THIS EVENING FOR CRITICAL FIRE WEATHER CONDITIONS FOR FIRE
WEATHER ZONES 001, 002, 003, 004, 005, 006, 007, 008, 011, 012,
013, 014, 015, 016, 017, 020, 021, 022, 023, 024, 025, 025, 028,
029, 030, 031, 032, 037, 038, 039, 043, 044, 053, 057, 060, 102,
103, 104, AND 105...

* AFFECTED AREA...Fire weather zones 025, 057, 060, 102, 103, 
  104, and 105.Fire weather zones 001, 002, 003, 004, 005, 006, 
  007, 008, 011, 012, 013, 014, 015, 016, 017, 020, 021, 022, 
  023, 024, 025, 028, 029, 030, 031, 032, 037, 038, 039, 043, 
  044, and 053. 

* WIND...South winds 25 to 30 mph with gusts up to 50 mph.

* HUMIDITY...20 to 25 percent.

* 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.

&&

$$
427 
WWUS83 KEAX 292008
RFWEAX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Kansas City/Pleasant Hill MO
308 PM CDT Mon Mar 29 2021


KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-300200-
/O.CON.KEAX.FW.W.0004.000000T0000Z-210330T0200Z/
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-
Johnson KS-Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-
Putnam-Schuyler-Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-
Buchanan-Clinton-Caldwell-Livingston-Linn MO-Macon-Platte-Clay-
Ray-Carroll-Chariton-Randolph-Jackson-Lafayette-Saline-Howard-
Cass-Johnson MO-Pettis-Cooper-Bates-Henry-
308 PM CDT Mon Mar 29 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING
FOR CRITICAL FIRE WEATHER CONDITIONS FOR FIRE WEATHER ZONES 001, 
002, 003, 004, 005, 006, 007, 008, 011, 012, 013, 014, 015, 016, 
017, 020, 021, 022, 023, 024, 025, 025, 028, 029, 030, 031, 032, 
033, 037, 038, 039, 040, 043, 044, 045, 046, 053, 054, 057, 060, 
102, 103, 104, AND 105...

* AFFECTED AREA...Fire weather zones 025, 057, 060, 102, 103, 
  104, and 105.Fire weather zones 001, 002, 003, 004, 005, 006, 
  007, 008, 011, 012, 013, 014, 015, 016, 017, 020, 021, 022, 
  023, 024, 025, 028, 029, 030, 031, 032, 037, 038, 039, 043, 
  044, and 053. 

* WIND...South winds 25 to 30 mph with gusts up to 50 mph.

* HUMIDITY...20 to 25 percent.

* 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.

&&

$$

Blair
282 
WWUS83 KEAX 300152
RFWEAX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Kansas City/Pleasant Hill MO
852 PM CDT Mon Mar 29 2021


KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-300300-
/O.CAN.KEAX.FW.W.0004.000000T0000Z-210330T0200Z/
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-
Johnson KS-Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-
Putnam-Schuyler-Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-
Buchanan-Clinton-Caldwell-Livingston-Linn MO-Macon-Platte-Clay-
Ray-Carroll-Chariton-Randolph-Jackson-Lafayette-Saline-Howard-
Cass-Johnson MO-Pettis-Cooper-Bates-Henry-
852 PM CDT Mon Mar 29 2021

...RED FLAG WARNING IS CANCELLED FOR CRITICAL FIRE WEATHER 
CONDITIONS FOR FIRE WEATHER ZONES 001, 002, 003, 004, 005, 006, 
007, 008, 011, 012, 013, 014, 015, 016, 017, 020, 021, 022, 023, 
024, 025, 025, 028, 029, 030, 031, 032, 033, 037, 038, 039, 040, 
043, 044, 045, 046, 053, 054, 057, 060, 102, 103, 104, AND 105...

The National Weather Service in Kansas City/Pleasant Hill has
cancelled the Red Flag Warning. 

Relative humdity values have increased this evening to 30 to 40
percent which is well above critical thresholds.

$$

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 28, 3:36 AM CDTFire Weather WatchEAXAdair, Andrew, Atchison, Bates, Buchanan, Caldwell and 26 more11 hr
Mar 28, 2:24 PM CDTWind AdvisoryEAXAdair, Andrew, Atchison, Bates, Buchanan, Caldwell and 27 more31 hr

Nearby

Red Flag Warnings in Missouri, 2021Red Flag Warnings in Kansas, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.