Alert archive / Nebraska / Red Flag Warnings in 2014

Red Flag Warning 3, NWS North Platte, NE

January 21, 201412 counties in Nebraska

NWS North Platte, NE issued this red flag warning at Jan 21, 2014, 3:09 AM MST for 12 counties in Nebraska. It took effect at Jan 21, 2014, 11:00 AM MST. 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
Jan 21, 2014, 3:09 AM MST (10:09 UTC)
In effect from
Jan 21, 2014, 11:00 AM MST
Expired
Jan 21, 2014, 5:00 PM MST
In force
6 hr
Issued by
NWS North Platte, NE

Counties Arthur County, NE, Chase County, NE, Cherry County, NE, Deuel County, NE, Frontier County, NE, Garden County, NE, Grant County, NE, Hayes County, NE, Keith County, NE, Lincoln County, NE, Perkins County, NE, Sheridan County, NE

The radar

The North Platte radar (KLNX), 108 km from the middle of the area, began a volume at 10:07 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 10.2 hours before the alert went out and 84 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, N. Platte/Lee Bi, NE at 00:00Z on 2014-01-21Temperature 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, N. Platte/Lee Bi, NE at 00:00Z on 2014-01-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 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
1328 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
269 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.

469 
WWUS83 KLBF 211009
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
409 AM CST TUE JAN 21 2014

...CRITICAL FIRE WEATHER CONDITIONS OVER THE SOUTHEAST NEBRASKA
PANHANDLE AND SOUTHWEST NEBRASKA THIS AFTERNOON...

.WARM DRY AIR AND GUSTY WEST TO NORTHWEST WINDS WILL COMBINE FOR
CRITICAL FIRE WEATHER CONDITIONS OVER THE SOUTHEAST NEBRASKA
PANHANDLE AND SOUTHWEST NEBRASKA THIS AFTERNOON.

NEZ204-210-219-220000-
/O.NEW.KLBF.FW.W.0003.140121T1800Z-140122T0000Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN-LOESS PLAINS-
409 AM CST TUE JAN 21 2014 /309 AM MST TUE JAN 21 2014/

...RED FLAG WARNING IN EFFECT FROM NOON CST /11 AM MST/ TODAY TO
6 PM CST /5 PM MST/ THIS EVENING FOR LOW RELATIVE HUMIDITY AND WIND FOR
THE SOUTHEAST NEBRASKA PANHANDLE AND SOUTHWEST NEBRASKA SOUTH OF A LINE
FROM OSHKOSH TO CURTIS...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED
FLAG WARNING FOR LOW RELATIVE HUMIDITY AND WIND...WHICH IS IN
EFFECT FROM NOON CST /11 AM MST/ TODAY TO 6 PM CST /5 PM MST/ THIS
EVENING.

* AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN 
  PANHANDLE/CRESCENT LAKE NWR...FIRE WEATHER ZONE 210 FRENCHMAN 
  BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS.

* WINDS...NORTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TIMING...LOWEST RELATIVE HUMIDITY AND STRONGEST WINDS WILL BEGIN
  AROUND NOON AND CONTINUE THROUGH THE AFTERNOON.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* TEMPERATURES...IN THE MID 50S.

* IMPACTS...VERY DRY FUELS...STRONG WINDS AND LOW RELATIVE HUMIDITY
  VALUES WILL RESULT IN THE POTENTIAL FOR FIRES THAT GET OUT OF
  CONTROL QUICKLY.

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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

HTTP://WEATHER.GOV/LBF
2 follow-up statements
298 
WWUS83 KLBF 211850
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1250 PM CST TUE JAN 21 2014

...CRITICAL FIRE WEATHER CONDITIONS DEVELOPING OVER THE SOUTHEAST
NEBRASKA PANHANDLE AND SOUTHWEST NEBRASKA...

.WARM DRY AIR AND GUSTY WEST TO NORTHWEST WINDS CONTINUE TO
ADVANCE SOUTHEAST THROUGH THE NEBRASKA PANHANDLE AND NORTHEAST
COLORADO WHERE RH VALUES WERE LESS THAN 10 PERCENT IN SOME
AREAS. THIS WILL LEAD TO THE DEVELOPMENT OF CRITICAL FIRE WEATHER
CONDITIONS OVER THE SOUTHEAST NEBRASKA PANHANDLE AND SOUTHWEST
NEBRASKA THROUGH THE AFTERNOON.

NEZ204-210-219-220000-
/O.CON.KLBF.FW.W.0003.000000T0000Z-140122T0000Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN-LOESS PLAINS-
1250 PM CST TUE JAN 21 2014 /1150 AM MST TUE JAN 21 2014/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/
THIS EVENING FOR LOW RELATIVE HUMIDITY AND WIND FOR THE SOUTHEAST
NEBRASKA PANHANDLE AND SOUTHWEST NEBRASKA SOUTH OF A LINE FROM
OSHKOSH TO CURTIS...

* AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN 
  PANHANDLE/CRESCENT LAKE NWR...FIRE WEATHER ZONE 210 FRENCHMAN 
  BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS.

* WINDS...NORTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TIMING...LOWEST RELATIVE HUMIDITY AND STRONGEST WINDS WILL CONTINUE
  THROUGH THE AFTERNOON.

* RELATIVE HUMIDITY...AS LOW AS 10 PERCENT.

* TEMPERATURES...IN THE MID 50S.

* IMPACTS...VERY DRY FUELS...STRONG WINDS AND LOW RELATIVE 
  HUMIDITY VALUES WILL RESULT IN THE POTENTIAL FOR FIRES THAT 
  GET OUT OF CONTROL QUICKLY. 

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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

HTTP://WEATHER.GOV/LBF
803 
WWUS83 KLBF 220013
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
613 PM CST TUE JAN 21 2014

NEZ204-210-219-220115-
/O.EXP.KLBF.FW.W.0003.000000T0000Z-140122T0000Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN-LOESS PLAINS-
613 PM CST TUE JAN 21 2014 /513 PM MST TUE JAN 21 2014/

...RED FLAG WARNING HAS EXPIRED...

WINDS AND RELATIVE HUMIDITY HAVE FALLEN BELOW CRITICAL LEVELS
THIS EVENING. THEREFORE THE RED FLAG WARNING HAS BEEN ALLOWED TO
EXPIRE. 

$$

HTTP://WEATHER.GOV/LBF

Nearby

Red Flag Warnings in Nebraska, 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.