Alert archive / Nebraska / Red Flag Warnings in 2012

Red Flag Warning 13, NWS Hastings, NE

March 31, 201213 counties in Nebraska; 4 counties in Kansas

NWS Hastings, NE issued this red flag warning at Mar 31, 2012, 3:26 PM CDT for 13 counties in Nebraska; 4 counties in Kansas. 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
Mar 31, 2012, 3:26 PM CDT (20:26 UTC)
Expired
Mar 31, 2012, 8:00 PM CDT
In force
5 hr
Issued by
NWS Hastings, NE

Counties Jewell County, KS, Mitchell County, KS, Osborne County, KS, Smith County, KS, Adams County, NE, Clay County, NE, Fillmore County, NE, Franklin County, NE, Hall County, NE, Hamilton County, NE, Merrick County, NE, Nance County, NE, Nuckolls County, NE, Polk County, NE, Thayer County, NE, Webster County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 25 km from the middle of the area, began a volume at 20:25 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 12:00Z, 8.4 hours before the alert went out and 182 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 12:00Z on 2012-03-31Temperature 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 12:00Z on 2012-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 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
1887 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

623 
WWUS83 KGID 312026
RFWGID

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HASTINGS NE
326 PM CDT SAT MAR 31 2012

...A RED FLAG WARNING IS NOW IN EFFECT THIS AFTERNOON...

KSZ006-007-018-019-NEZ041-048-049-062>064-075>077-084>087-010100-
/O.NEW.KGID.FW.W.0013.120331T2026Z-120401T0100Z/
SMITH-JEWELL-OSBORNE-MITCHELL-NANCE-MERRICK-POLK-HALL-HAMILTON-
YORK-ADAMS-CLAY-FILLMORE-FRANKLIN-WEBSTER-NUCKOLLS-THAYER-
326 PM CDT SAT MAR 31 2012

...RED FLAG WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 006...007...
018...019...041...048...049...062...063...064...075...076...077...
084...085...086 AND 087...

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
UNTIL 8 PM CDT THIS EVENING.

* AFFECTED AREA...IN KANSAS...FIRE WEATHER ZONE 006 SMITH...FIRE 
  WEATHER ZONE 007 JEWELL...FIRE WEATHER ZONE 018 OSBORNE AND 
  FIRE WEATHER ZONE 019 MITCHELL. IN NEBRASKA...FIRE WEATHER 
  ZONE 041 NANCE...FIRE WEATHER ZONE 048 MERRICK...FIRE WEATHER 
  ZONE 049 POLK...FIRE WEATHER ZONE 062 HALL...FIRE WEATHER ZONE 
  063 HAMILTON...FIRE WEATHER ZONE 064 YORK...FIRE WEATHER ZONE 
  075 ADAMS...FIRE WEATHER ZONE 076 CLAY...FIRE WEATHER ZONE 077 
  FILLMORE...FIRE WEATHER ZONE 084 FRANKLIN...FIRE WEATHER ZONE 
  085 WEBSTER...FIRE WEATHER ZONE 086 NUCKOLLS AND FIRE WEATHER 
  ZONE 087 THAYER.

* WINDS...SUSTAINED SOUTH WINDS NEAR 20 MILES PER HOUR WITH WIND
  GUSTS UP TO 30 MILES PER HOUR.

* RELATIVE HUMIDITY...VALUES WILL BE BETWEEN 10 AND 20 PERCENT
  THIS AFTERNOON.

* IMPACTS...THE COMBINATION OF WINDS AND LOW RELATIVE HUMIDITY
  VALUES WILL PROMOTE EXTREME FIRE CONDITIONS ACROSS THE REGION.
  OUTDOOR BURNING SHOULD BE AVOIDED...AND CAUTION SHOULD BE
  EXERCISED WHEN CONDUCTING ANY ACTIVITIES WHICH COULD RESULT IN A
  FIRE. 

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
1 follow-up statement
725 
WWUS83 KGID 010055
RFWGID

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HASTINGS NE
755 PM CDT SAT MAR 31 2012

KSZ006-007-018-019-NEZ041-048-049-062>064-075>077-084>087-010200-
/O.EXP.KGID.FW.W.0013.000000T0000Z-120401T0100Z/
SMITH-JEWELL-OSBORNE-MITCHELL-NANCE-MERRICK-POLK-HALL-HAMILTON-
YORK-ADAMS-CLAY-FILLMORE-FRANKLIN-WEBSTER-NUCKOLLS-THAYER-
755 PM CDT SAT MAR 31 2012

...RED FLAG WARNING WILL EXPIRE AT 8 PM CDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 006...007...
018...019...041...048...049...062...063...064...075...076...077...
084...085...086 AND 087...

WIND SPEEDS HAVE SUBSIDED TO BELOW RED FLAG LIMITS AND RELATIVE
HUMIDITY LEVELS ARE GENERALLY RISING.

$$

HEINLEIN

Nearby

Red Flag Warnings in Nebraska, 2012Red Flag Warnings in Kansas, 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.