Alert archive / Missouri / Red Flag Warnings in 2017

Red Flag Warning 4, NWS Kansas City, MO

March 4, 201737 counties in Missouri; 7 counties in Kansas

NWS Kansas City, MO issued this red flag warning at Mar 4, 2017, 2:42 AM CST for 37 counties in Missouri; 7 counties in Kansas. It took effect at Mar 4, 2017, 10:00 AM CST. 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
Mar 4, 2017, 2:42 AM CST (08:42 UTC)
In effect from
Mar 4, 2017, 10:00 AM CST
Expired
Mar 4, 2017, 7:00 PM CST
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 08:39 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

Topeka, KS (KFOE), launched 00:00Z, 8.7 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 00:00Z on 2017-03-04Temperature 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 00:00Z on 2017-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 170 square meters per square second.1939587897Sfc1 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
3068 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
170 m²/s²
0-3 km storm-relative helicity
428 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

727 
WWUS83 KEAX 040842
RFWEAX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Kansas City/Pleasant Hill MO
242 AM CST Sat Mar 4 2017

...Critical Fire Weather Conditions Expected Today...

.Windy conditions will combine with dry fuels and a dry atmosphere
to create critical fire weather conditions from late this morning
through early this evening across the region.

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-050100-
/O.UPG.KEAX.FW.A.0002.170304T1500Z-170305T0000Z/
/O.NEW.KEAX.FW.W.0004.170304T1600Z-170305T0100Z/
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-
242 AM CST Sat Mar 4 2017

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CST
THIS EVENING FOR GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY
FUELS 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
issued a Red Flag Warning, which is in effect from 10 AM this
morning to 7 PM CST this evening. 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, 033, 037, 038, 039, 
  040, 043, 044, 045, 046, 053, and 054. 

* WIND...Sustained southwest winds of 20 to 25 mph with gusts 
  commonly exceeding 30 mph.

* HUMIDITY...Minimum relative humidity values will range between
  20 to 25 percent this afternoon. 

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is strongly discouraged. 

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.

&&

$$
1 follow-up statement
067 
WWUS83 KEAX 050051
RFWEAX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Kansas City/Pleasant Hill MO
651 PM CST Sat Mar 4 2017


KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-050200-
/O.EXP.KEAX.FW.W.0004.000000T0000Z-170305T0100Z/
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-
651 PM CST Sat Mar 4 2017

...RED FLAG WARNING WILL EXPIRE AT 7 PM CST THIS EVENING FOR
GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS 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...

Relative humidity values are increasing with sundown...so the red
flag warning will be allowed to expire. However...winds could
occasionally gust to as high as 25 to 30 mph for several more
hours this evening which may create difficulties in extinguishing
any fires that are ongoing. Caution should still be used
overnight.

$$

Nearby

Red Flag Warnings in Missouri, 2017Red Flag Warnings in Kansas, 2017Every red flag warning in 2017

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.