Alert archive / Missouri / Red Flag Warnings in 2007

Red Flag Warning 3, NWS Springfield, MO

October 21, 200715 counties in Missouri

NWS Springfield, MO issued this red flag warning at Oct 21, 2007, 3:45 AM CDT for 15 counties in Missouri. It took effect at Oct 21, 2007, 1:00 PM CDT. It was in force for 6 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
Oct 21, 2007, 3:45 AM CDT (08:45 UTC)
In effect from
Oct 21, 2007, 1:00 PM CDT
Expired
Oct 21, 2007, 7:00 PM CDT
In force
6 hr
Issued by
NWS Springfield, MO

Counties Crawford County, MO, Dent County, MO, Douglas County, MO, Howell County, MO, Iron County, MO, Laclede County, MO, Maries County, MO, Ozark County, MO, Phelps County, MO, Pulaski County, MO, Reynolds County, MO, Taney County, MO, Texas County, MO, Washington County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 136 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

Springfield, MO (KSGF), launched 00:00Z, 8.8 hours before the alert went out and 180 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, Springfield, MO at 00:00Z on 2007-10-21Temperature 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, Springfield, MO at 00:00Z on 2007-10-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
2535 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
205 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.

000 
WWUS83 KSGF 210845
RFWSGF

RED FLAG WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
345 AM CDT SUN OCT 21 2007

...STRONG WINDS WILL COMBINE WITH LOW AFTERNOON HUMIDITIES TO
CREATE RED FLAG CONDITIONS THIS AFTERNOON...

A COLD FRONT WILL APPROACH EASTERN KANSAS AND SOUTHWEST MISSOURI
LATE THIS AFTERNOON AND MOVE INTO THE AREA THIS EVENING. AHEAD OF
THIS FRONT...STRONG SOUTHWEST WINDS WILL PERSIST THROUGH THE
AFTERNOON. 

MOZ058-070>073-081>084-092-096-097-099-104-105-211645-
/O.NEW.KSGF.FW.W.0003.071021T1800Z-071022T0000Z/
MARIES-PULASKI-PHELPS-CRAWFORD-WASHINGTON-LACLEDE-TEXAS-DENT-IRON-
WRIGHT-DOUGLAS-HOWELL-REYNOLDS-TANEY-OZARK-
345 AM CDT SUN OCT 21 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT
THIS EVENING. 

SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH THIS
AFTERNOON WILL COMBINE WITH WARM TEMPERATURES AND LOW RELATIVE
HUMIDITIES OVER AN AREA THAT HAS EXPERIENCED A PROLONGED DROUGHT
THE PAST SEVERAL MONTHS. DANGEROUS FIRE WEATHER CONDITIONS ARE
EXPECTED THIS AFTERNOON ACROSS EAST CENTRAL AND SOUTHEASTERN
MISSOURI THROUGH 7 PM THIS EVENING.

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

DISPATCHERS PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS
IN THE FIELD OF THIS RED FLAG WARNING.

$$

CLAYCOMB
1 follow-up statement
000 
WWUS83 KSGF 220011
RFWSGF

RED FLAG WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
711 PM CDT SUN OCT 21 2007

...RED FLAG WARNING FOR THE EASTERN OZARKS HAS EXPIRED...

.DUE TO DECREASING WIND SPEEDS ALONG WITH INCREASING RELATIVE
HUMIDITY VALUES THIS EVENING...THE POTENTIAL FOR WILDFIRE BEHAVIOR
IS DECREASING. THEREFORE THE RED FLAG WARNING HAS BEEN ALLOWED TO
EXPIRE.

MOZ058-070>073-081>084-092-096-097-099-104-105-220115-
/O.EXP.KSGF.FW.W.0003.000000T0000Z-071022T0000Z/
MARIES-PULASKI-PHELPS-CRAWFORD-WASHINGTON-LACLEDE-TEXAS-DENT-IRON-
WRIGHT-DOUGLAS-HOWELL-REYNOLDS-TANEY-OZARK-
711 PM CDT SUN OCT 21 2007

...RED FLAG WARNING HAS EXPIRED...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

THE RED FLAG WARNING THAT WAS IN EFFECT FOR THE EASTERN OZARKS HAS
BEEN ALLOWED TO EXPIRE. CONDITIONS ARE IMPROVING AND WILDFIRE
BEHAVIOR IS NOT ANTICIPATED THROUGH THE REST OF THE NIGHT. WIND
SPEEDS WILL CONTINUE TO DECREASE WHILE LOW LEVEL MOISTURE VALUES
INCREASES.

$$

CRAMER

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 21, 1:45 AM CDTWind AdvisorySGFBarry, Barton, Cedar, Dade, Jasper, Lawrence and 4 more9 hr

Nearby

Red Flag Warnings in Missouri, 2007Every red flag warning in 2007

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.