Alert archive / Nebraska / Red Flag Warnings in 2012

Red Flag Warning 2, NWS Omaha, NE

March 10, 201220 counties in Nebraska; Harrison County, Monona County, Iowa

NWS Omaha, NE issued this red flag warning at Mar 10, 2012, 3:30 AM CST for 20 counties in Nebraska; Harrison County, Monona County, Iowa. It took effect at Mar 10, 2012, 12:00 PM CST. 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
Mar 10, 2012, 3:30 AM CST (09:30 UTC)
In effect from
Mar 10, 2012, 12:00 PM CST
Expired
Mar 10, 2012, 6:00 PM CST
In force
6 hr
Issued by
NWS Omaha, NE
All 22 counties

Harrison County, IA, Monona County, IA, Antelope County, NE, Boone County, NE, Burt County, NE, Butler County, NE, Cedar County, NE, Colfax County, NE, Cuming County, NE, Dodge County, NE, Knox County, NE, Lancaster County, NE, Madison County, NE, Pierce County, NE, Platte County, NE, Saline County, NE, Saunders County, NE, Seward County, NE, Stanton County, NE, Thurston County, NE, Washington County, NE, Wayne County, NE

The radar

The Omaha radar (KOAX), 71 km from the middle of the area, began a volume at 09:33 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

Omaha, NE (KOAX), launched 00:00Z, 9.5 hours before the alert went out and 71 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, Omaha, NE at 00:00Z on 2012-03-10Temperature 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, Omaha, NE at 00:00Z on 2012-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 square meters per square second.1939Sfc1 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
3748 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
217 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.

777 
WWUS83 KOAX 100930
RFWOAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
330 AM CST SAT MAR 10 2012

...DANGEROUS FIRE WEATHER CONDITIONS EXPECTED IN NORTHEAST
NEBRASKA AND NORTHWEST IOWA...

.GUSTY SOUTHWEST WINDS ARE EXPECTED THIS AFTERNOON. TEMPERATURES
WILL RISE INTO THE UPPER 60S TO AROUND 70 DEGREES... WITH RELATIVE
HUMIDITY EXPECTED TO FALL BELOW 20 PERCENT IN THE AFTERNOON.

IAZ043-NEZ011-012-015>018-030>034-042>044-101800-
/O.UPG.KOAX.FW.A.0001.120310T1800Z-120311T0000Z/
/O.NEW.KOAX.FW.W.0002.120310T1800Z-120311T0000Z/
MONONA-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON-
STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-
330 AM CST SAT MAR 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING FOR FOR FIRE WEATHER ZONES 011...012...
015...016...017...018...030...031...032...033...034...042...043...
043 AND 044...

THE NATIONAL WEATHER SERVICE IN OMAHA/VALLEY HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST
THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA INCLUDES THE COUNTIES OF
  MONONA...KNOX...CEDAR...THURSTON...ANTELOPE...PIERCE...WAYNE...
  BOONE...MADISON...STANTON...CUMING...BURT...PLATTE...COLFAX AND 
  DODGE.

* WIND...WINDS WILL BE OUT OF THE SOUTHWEST AT 15 TO 20 MPH... 
  WITH GUSTS OF 25 TO 30 MPH IN THE AFTERNOON. 

* HUMIDITY...RELATIVE HUMIDITY IS EXPECTED TO FALL TO 15 TO 20 
  PERCENT IN THE AFTERNOON.

* 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 EXPECTED. A COMBINATION OF STRONG WINDS...LOW RELATIVE
HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH
POTENTIAL.

&&

$$

NEZ050-051-101800-
/O.NEW.KOAX.FW.W.0002.120310T1800Z-120311T0000Z/
BUTLER-SAUNDERS-
330 AM CST SAT MAR 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING FOR FIRE WEATHER ZONES 050 AND 051...

THE NATIONAL WEATHER SERVICE IN OMAHA/VALLEY HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST
THIS EVENING. 

* AFFECTED AREAS INCLUDE THE COUNTIES OF BUTLER AND SAUNDERS.

* WIND...WINDS WILL BE OUT OF THE SOUTHWEST AT 15 TO 20 MPH... 
  WITH GUSTS OF 25 TO 30 MPH IN THE AFTERNOON. 

* HUMIDITY...RELATIVE HUMIDITY IS EXPECTED TO FALL TO 15 TO 20 
  PERCENT IN THE AFTERNOON.

* 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 EXPECTED. A COMBINATION OF STRONG WINDS...LOW RELATIVE
HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH
POTENTIAL.

&&

$$
2 follow-up statements
571 
WWUS83 KOAX 101647
RFWOAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1047 AM CST SAT MAR 10 2012

...DANGEROUS FIRE WEATHER CONDITIONS EXPECTED IN NORTHEAST
NEBRASKA AND NORTHWEST IOWA...

.GUSTY SOUTHWEST WINDS ARE EXPECTED THIS AFTERNOON. TEMPERATURES
WILL RISE INTO THE UPPER 60S TO AROUND 70 DEGREES... WITH
RELATIVE HUMIDITY EXPECTED TO FALL BELOW 20 PERCENT IN THE
AFTERNOON.

IAZ055-NEZ045-065-066-078-110000-
/O.EXA.KOAX.FW.W.0002.120310T1800Z-120311T0000Z/
HARRISON-WASHINGTON-SEWARD-LANCASTER-SALINE-
1047 AM CST SAT MAR 10 2012

...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
045...055...065...066 AND 078...

THE NATIONAL WEATHER SERVICE IN OMAHA/VALLEY HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. 

* AFFECTED AREAS INCLUDE FIRE WEATHER ZONES 045...055...065...
  066 AND 078.

* WIND...WINDS WILL BE OUT OF THE SOUTHWEST AT 15 TO 25 MPH...
  WITH GUSTS OF 30 TO 35 MPH IN THE AFTERNOON.

* HUMIDITY...RELATIVE HUMIDITY IS EXPECTED TO FALL TO 15 TO 20 
  PERCENT IN THE AFTERNOON.

* 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 EXPECTED. A COMBINATION OF STRONG WINDS...LOW RELATIVE
HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE
GROWTH POTENTIAL.

&&

$$

IAZ043-NEZ011-012-015>018-030>034-042>044-050-051-110000-
/O.CON.KOAX.FW.W.0002.120310T1800Z-120311T0000Z/
MONONA-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON-
STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-BUTLER-SAUNDERS-
1047 AM CST SAT MAR 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
011...012...015...016...017...018...030...031...032...033...
034...042...043...044...050 AND 051...

* AFFECTED AREAS INCLUDE FIRE WEATHER ZONES 011...012...015...
  016...017...018...030...031...032...033...034...042...043...
  044...050 AND 051.

* WIND...WINDS WILL BE OUT OF THE SOUTHWEST AT 15 TO 25 MPH...
  WITH GUSTS OF 30 TO 35 MPH IN THE AFTERNOON.

* HUMIDITY...RELATIVE HUMIDITY IS EXPECTED TO FALL TO 15 TO 20 
  PERCENT IN THE AFTERNOON.

* 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 EXPECTED. A COMBINATION OF STRONG WINDS...LOW RELATIVE
HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE
GROWTH POTENTIAL.

&&

$$

FOBERT
949 
WWUS83 KOAX 102352
RFWOAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
552 PM CST SAT MAR 10 2012

...RED FLAG CONDITIONS EASING...

.WINDS WILL DECREASE AND HUMIDITY WILL INCREASE THROUGH THE
EVENING...AND THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE.

IAZ043-055-NEZ011-012-015>018-030>034-042>045-050-051-065-066-078-
110100-
/O.EXP.KOAX.FW.W.0002.000000T0000Z-120311T0000Z/
MONONA-HARRISON-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-BOONE-
MADISON-STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-WASHINGTON-BUTLER-
SAUNDERS-SEWARD-LANCASTER-SALINE-
552 PM CST SAT MAR 10 2012

...RED FLAG WARNING WILL EXPIRE AT 6 PM CST THIS EVENING FOR FIRE
DANGER FOR FIRE WEATHER ZONES 011...012...015...016...
017...018...030...031...032...033...034...042...043...043...044...
045...050...051...055...065...066 AND 078...

WIND SPEEDS WILL DECREASE THIS EVENING...AND RELATIVE HUMIDITY
WILL CONTINUE TO INCREASE. WHILE VERY HIGH TO EXTREME FIRE DANGER
WILL LINGER INTO THE EVENING HOURS...THE RED FLAG WARNING WILL BE
ALLOWED TO EXPIRE AT 6 PM.

$$

MAYES

Nearby

Red Flag Warnings in Nebraska, 2012Red Flag Warnings in Iowa, 2012Every red flag warning in 2012

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.