Alert archive / Missouri / Red Flag Warnings in 2014

Red Flag Warning 2, NWS St. Louis, MO

January 30, 201421 counties in Missouri; 7 counties in Illinois

NWS St. Louis, MO issued this red flag warning at Jan 30, 2014, 4:01 AM CST for 21 counties in Missouri; 7 counties in Illinois. It took effect at Jan 30, 2014, 12:00 PM CST. It was in force for 5 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
Jan 30, 2014, 4:01 AM CST (10:01 UTC)
In effect from
Jan 30, 2014, 12:00 PM CST
Expired
Jan 30, 2014, 5:00 PM CST
In force
5 hr
Issued by
NWS St. Louis, MO
All 28 counties

Clinton County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, Boone County, MO, Callaway County, MO, City of Saint Louis, MO, Cole County, MO, Crawford County, MO, Dent County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Jefferson County, MO, Madison County, MO, Moniteau County, MO, Montgomery County, MO, Osage County, MO, Reynolds County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Warren County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 42 km from the middle of the area, began a volume at 10:05 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

Lincoln, IL (KILX), launched 00:00Z, 10.0 hours before the alert went out and 277 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, Lincoln, IL at 00:00Z on 2014-01-30Temperature 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, Lincoln, IL at 00:00Z on 2014-01-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1993 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
199 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

063 
WWUS83 KLSX 301001
RFWLSX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
401 AM CST THU JAN 30 2014

...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE THIS AFTERNOON...

ILZ069-070-074-079-101-102-MOZ065-072>075-083>085-099-302300-
/O.UPG.KLSX.FW.A.0001.140130T1800Z-140130T2300Z/
/O.NEW.KLSX.FW.W.0002.140130T1800Z-140130T2300Z/
CLINTON IL-CRAWFORD MO-DENT MO-IRON MO-JEFFERSON MO-MADISON MO-
MARION IL-MONROE IL-RANDOLPH IL-REYNOLDS MO-ST. CLAIR IL-
ST. FRANCOIS MO-STE. GENEVIEVE MO-WASHINGTON IL-WASHINGTON MO-
401 AM CST THU JAN 30 2014

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS
AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR AREAS ALONG AND
SOUTH OF INTERSTATE 70...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON TODAY TO 5 PM CST THIS AFTERNOON. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...IN ILLINOIS...FIRE WEATHER ZONES 069...070... 
  074...079...101 AND 102. IN MISSOURI...FIRE WEATHER ZONES 
  065... 072...073...074...075...083...084...085 AND 099.

* 20FT WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* 10HR FUELS...LESS THAN 6 PERCENT.

* IMPACTS...THESE CONDITIONS ARE CONDUCIVE FOR THE RAPID SPREAD 
  AND GROWTH OF UNCONTROLLED WILDFIRES.

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 DRY FUELS CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

ILZ100-MOZ041-047>051-059>064-302300-
/O.NEW.KLSX.FW.W.0002.140130T1800Z-140130T2300Z/
BOONE MO-CALLAWAY MO-COLE MO-FRANKLIN MO-GASCONADE MO-MADISON IL-
MONITEAU MO-MONTGOMERY MO-OSAGE MO-ST. CHARLES MO-
ST. LOUIS CITY MO-ST. LOUIS MO-WARREN MO-
401 AM CST THU JAN 30 2014

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS
AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR AREAS ALONG AND
SOUTH OF INTERSTATE 70...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON TODAY TO 5 PM CST THIS AFTERNOON.

* AFFECTED AREA...IN ILLINOIS...FIRE WEATHER ZONE 100. IN 
  MISSOURI...FIRE WEATHER ZONES 041...047...048...049...050...
  051... 059...060...061...062...063 AND 064.

* 20FT WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* 10HR FUELS...LESS THAN 6 PERCENT.

* IMPACTS...THESE CONDITIONS ARE CONDUCIVE FOR THE RAPID SPREAD 
  AND GROWTH OF UNCONTROLLED WILDFIRES.

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 DRY FUELS CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

BYRD
1 follow-up statement
262 
WWUS83 KLSX 302253
RFWLSX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
453 PM CST THU JAN 30 2014

ILZ069-070-074-079-100>102-MOZ041-047>051-059>065-072>075-083>085-
099-310000-
/O.EXP.KLSX.FW.W.0002.000000T0000Z-140130T2300Z/
BOONE MO-CALLAWAY MO-CLINTON IL-COLE MO-CRAWFORD MO-DENT MO-
FRANKLIN MO-GASCONADE MO-IRON MO-JEFFERSON MO-MADISON IL-
MADISON MO-MARION IL-MONITEAU MO-MONROE IL-MONTGOMERY MO-OSAGE MO-
RANDOLPH IL-REYNOLDS MO-ST. CHARLES MO-ST. CLAIR IL-
ST. FRANCOIS MO-ST. LOUIS CITY MO-ST. LOUIS MO-STE. GENEVIEVE MO-
WARREN MO-WASHINGTON IL-WASHINGTON MO-
453 PM CST THU JAN 30 2014

...RED FLAG WARNING WILL EXPIRE AT 5 PM CST THIS AFTERNOON...

WINDS HAVE DIMINISHED AND WILL CONTINUE TO DO SO THIS EVENING WITH
RELATIVE HUMIDITY VALUES INCREASING AS SLOWLY TEMPERATURES FALL. 

$$

TILLY

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 30, 4:00 PM CSTWinter Weather AdvisoryLSXAudrain, Boone, Callaway, Cole, Crawford, Franklin and 23 more60 hr

Nearby

Red Flag Warnings in Missouri, 2014Red Flag Warnings in Illinois, 2014Every red flag warning in 2014

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.