Alert archive / Nebraska / Red Flag Warnings in 2012

Red Flag Warning 16, NWS North Platte, NE

March 29, 201226 counties in Nebraska

NWS North Platte, NE issued this red flag warning at Mar 29, 2012, 10:14 PM MDT for 26 counties in Nebraska. It took effect at Mar 30, 2012, 12:00 PM MDT. It was in force for 7 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 29, 2012, 10:14 PM MDT (04:14 UTC)
In effect from
Mar 30, 2012, 12:00 PM MDT
Expired
Mar 30, 2012, 6:45 PM MDT
In force
7 hr
Issued by
NWS North Platte, NE
All 26 counties

Arthur County, NE, Blaine County, NE, Boyd County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Custer County, NE, Deuel County, NE, Frontier County, NE, Garden County, NE, Garfield County, NE, Grant County, NE, Hayes County, NE, Holt County, NE, Hooker County, NE, Keith County, NE, Keya Paha County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, McPherson County, NE, Perkins County, NE, Rock County, NE, Sheridan County, NE, Thomas County, NE, Wheeler County, NE

The radar

The North Platte radar (KLNX), 25 km from the middle of the area, began a volume at 04:15 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, 4.2 hours before the alert went out and 67 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 2012-03-30Temperature 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, N. Platte/Lee Bi, NE at 00:00Z on 2012-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
2242 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
129 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.

316 
WWUS83 KLBF 300414
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1114 PM CDT THU MAR 29 2012

...CRITICAL FIRE WEATHER CONDITIONS LIKELY FRIDAY FOR LOCATIONS
ALONG AND WEST OF HIGHWAY 83 FROM VALENTINE TO NORTH PLATTE...

.HIGH TEMPERATURES AROUND 80 DEGREES...COUPLED WITH DRY
FUELS...LOW RELATIVE HUMIDITIES AND WESTERLY WINDS GUSTING UP TO
25 MPH...WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS ACROSS
PORTIONS OF WESTERN AND NORTH CENTRAL NEBRASKA ON FRIDAY. 

NEZ204-210-301700-
/O.UPG.KLBF.FW.A.0013.120330T1800Z-120331T0200Z/
/O.NEW.KLBF.FW.W.0016.120330T1800Z-120331T0200Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN-
1114 PM CDT THU MAR 29 2012 /1014 PM MDT THU MAR 29 2012/

...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ TO 9 PM
CDT /8 PM MDT/ FRIDAY...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED
FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM 1 PM CDT /NOON MDT/ TO 9 PM CDT /8 PM MDT/ FRIDAY.
THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

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

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...THE RELATIVE HUMIDITY AND WINDS WILL COMBINE WITH 
  DRY FUELS TO CREATE CONDITIONS FAVORABLE FOR DANGEROUS FIRE 
  BEHAVIOR. ANY FIRES WOULD HAVE THE POTENTIAL TO SPREAD RAPIDLY 
  AND COULD BE DIFFICULT TO CONTROL. 

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.

&&

$$

NEZ206-208-301700-
/O.NEW.KLBF.FW.W.0016.120330T1800Z-120331T0200Z/
SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/
SAMUEL R MCKELVIE NATIONAL FOREST-
NIOBRARA VALLEY/FORT NIOBRARA NWR-
1114 PM CDT THU MAR 29 2012 /1014 PM MDT THU MAR 29 2012/

...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ TO 9 PM
CDT /8 PM MDT/ FRIDAY FOR LOCATIONS ALONG AND WEST OF HIGHWAY 83...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED
FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM 1 PM CDT /NOON MDT/ TO 9 PM CDT /8 PM MDT/ FRIDAY.

* AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONES 206 AND
  208...IN PARTICULAR...AREAS ALONG AND WEST OF HIGHWAY 83 FROM
  NORTH PLATTE TO VALENTINE.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...THE RELATIVE HUMIDITY AND WINDS WILL COMBINE WITH 
  DRY FUELS TO CREATE CONDITIONS FAVORABLE FOR DANGEROUS FIRE 
  BEHAVIOR. ANY FIRES WOULD HAVE THE POTENTIAL TO SPREAD RAPIDLY 
  AND COULD BE DIFFICULT TO CONTROL.

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.

&&

$$

HTTP://WEATHER.GOV/LBF
4 follow-up statements
097 
WWUS83 KLBF 300831
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
331 AM CDT FRI MAR 30 2012

...CRITICAL FIRE WEATHER CONDITIONS LIKELY TODAY OVER MUCH OF
CENTRAL AND WESTERN NEBRASKA...

.LOW HUMIDITY AND GUSTY WIND WILL COMBINE WITH CURED GRASS TO
CREATE CRITICAL FIRE CONDITIONS THIS AFTERNOON AND EVENING.

NEZ204-206-208-210-302130-
/O.CON.KLBF.FW.W.0016.120330T1800Z-120331T0200Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-
SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/
SAMUEL R MCKELVIE NATIONAL FOREST-
NIOBRARA VALLEY/FORT NIOBRARA NWR-FRENCHMAN BASIN-
331 AM CDT FRI MAR 30 2012 /231 AM MDT FRI MAR 30 2012/

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/
THIS AFTERNOON TO 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND
LOW RELATIVE HUMIDITY FOR CENTRAL AND WESTERN NEBRASKA...

* AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN 
  PANHANDLE/CRESCENT LAKE NWR...FIRE WEATHER ZONE 206 
  SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R 
  MCKELVIE NATIONAL FOREST...FIRE WEATHER ZONE 208 NIOBRARA 
  VALLEY/FORT NIOBRARA NWR AND FIRE WEATHER ZONE 210 FRENCHMAN 
  BASIN.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...15 PERCENT OR LOWER.

* IMPACTS...THE RELATIVE HUMIDITY AND WINDS WILL COMBINE WITH 
  DRY FUELS TO CREATE CONDITIONS FAVORABLE FOR DANGEROUS FIRE 
  BEHAVIOR. ANY FIRES WOULD HAVE THE POTENTIAL TO SPREAD RAPIDLY 
  AND COULD BE DIFFICULT TO CONTROL. 

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.

&&

$$

HTTP://WEATHER.GOV/LBF
558 
WWUS83 KLBF 301747
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1247 PM CDT FRI MAR 30 2012

...CRITICAL FIRE WEATHER CONDITIONS TODAY OVER WESTERN AND NORTH
CENTRAL NEBRASKA...

.LOW RELATIVE HUMIDITY OF 10 TO 20 PERCENT AND GUSTY WEST TO
NORTHWEST WINDS UP T0 30 MPH WILL COMBINE WITH CURED GRASS TO
CREATE CRITICAL FIRE BEHAVIOR CONDITIONS THIS AFTERNOON AND EARLY 
EVENING.

NEZ209-219-310200-
/O.EXA.KLBF.FW.W.0016.120330T1800Z-120331T0200Z/
LOUP RIVERS BASIN-LOESS PLAINS-
1247 PM CDT FRI MAR 30 2012

...RED FLAG WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR ALL OF WESTERN INTO NORTH 
CENTRAL NEBRASKA...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED
FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT UNTIL 9 PM CDT THIS EVENING.

* AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 209 LOUP 
  RIVERS BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 19 PERCENT.

* IMPACTS...THE RELATIVE HUMIDITY AND WINDS WILL COMBINE WITH 
  DRY FUELS TO CREATE CONDITIONS FAVORABLE FOR DANGEROUS FIRE 
  BEHAVIOR. ANY FIRES WOULD HAVE THE POTENTIAL TO SPREAD RAPIDLY 
  AND COULD BE DIFFICULT TO CONTROL. 

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.

&&

$$

NEZ204-206-208-210-310200-
/O.CON.KLBF.FW.W.0016.120330T1800Z-120331T0200Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-
SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/
SAMUEL R MCKELVIE NATIONAL FOREST-
NIOBRARA VALLEY/FORT NIOBRARA NWR-FRENCHMAN BASIN-
1247 PM CDT FRI MAR 30 2012 /1147 AM MDT FRI MAR 30 2012/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR WESTERN AND 
NORTH CENTRAL NEBRASKA...

* AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN 
  PANHANDLE/CRESCENT LAKE NWR...FIRE WEATHER ZONE 206 
  SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R 
  MCKELVIE NATIONAL FOREST...FIRE WEATHER ZONE 208 NIOBRARA 
  VALLEY/FORT NIOBRARA NWR AND FIRE WEATHER ZONE 210 FRENCHMAN 
  BASIN.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...THE RELATIVE HUMIDITY AND WINDS WILL COMBINE WITH 
  DRY FUELS TO CREATE CONDITIONS FAVORABLE FOR DANGEROUS FIRE 
  BEHAVIOR. ANY FIRES WOULD HAVE THE POTENTIAL TO SPREAD RAPIDLY 
  AND COULD BE DIFFICULT TO CONTROL. 

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.

&&

$$

HTTP://WEATHER.GOV/LBF

BROOKS
984 
WWUS83 KLBF 302105
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
405 PM CDT FRI MAR 30 2012

...CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON OVER WESTERN
AND NORTH CENTRAL NEBRASKA...

.WINDS WILL BEGIN TO SLOWLY DIMINISH THROUGH SUNSET...THEN BECOME
LIGHT AND VARIABLE. HOWEVER...RELATIVE HUMIDITY WILL REMAIN VERY
LOW THROUGH EARLY EVENING...KEEPING CONDITIONS CRITICAL FOR FIRE
BEHAVIOR. CONDITIONS WILL IMPROVE RAPIDLY AFTER SUNSET.

NEZ204-206-208>210-219-310200-
/O.CON.KLBF.FW.W.0016.000000T0000Z-120331T0200Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-
SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/
SAMUEL R MCKELVIE NATIONAL FOREST-
NIOBRARA VALLEY/FORT NIOBRARA NWR-LOUP RIVERS BASIN-
FRENCHMAN BASIN-LOESS PLAINS-
405 PM CDT FRI MAR 30 2012 /305 PM MDT FRI MAR 30 2012/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR ALL OF
WESTERN INTO NORTH CENTRAL NEBRASKA...

* AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN 
  PANHANDLE/CRESCENT LAKE NWR...FIRE WEATHER ZONE 206 
  SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R 
  MCKELVIE NATIONAL FOREST...FIRE WEATHER ZONE 208 NIOBRARA 
  VALLEY/FORT NIOBRARA NWR...FIRE WEATHER ZONE 209 LOUP RIVERS 
  BASIN...FIRE WEATHER ZONE 210 FRENCHMAN BASIN AND FIRE WEATHER 
  ZONE 219 LOESS PLAINS.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.

* IMPACTS...THE RELATIVE HUMIDITY AND WINDS WILL COMBINE WITH 
  DRY FUELS TO CREATE CONDITIONS FAVORABLE FOR DANGEROUS FIRE 
  BEHAVIOR. ANY FIRES WOULD HAVE THE POTENTIAL TO SPREAD RAPIDLY 
  AND COULD BE DIFFICULT TO CONTROL. 

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.

&&

$$

HTTP://WEATHER.GOV/LBF

BROOKS
593 
WWUS83 KLBF 310045
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
745 PM CDT FRI MAR 30 2012

NEZ204-206-208>210-219-310145-
/O.CAN.KLBF.FW.W.0016.000000T0000Z-120331T0200Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-
SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/
SAMUEL R MCKELVIE NATIONAL FOREST-
NIOBRARA VALLEY/FORT NIOBRARA NWR-LOUP RIVERS BASIN-
FRENCHMAN BASIN-LOESS PLAINS-
745 PM CDT FRI MAR 30 2012 /645 PM MDT FRI MAR 30 2012/

...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR ALL OF WESTERN INTO NORTH CENTRAL NEBRASKA...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS CANCELLED THE
RED FLAG WARNING.

WESTERLY WINDS HAVE DIMINISHED TO AROUND 10 MPH...AND RELATIVE
HUMIDITY HAS RECOVERED TO AROUND 20 PERCENT. WINDS WILL REMAIN
LIGHT OVERNIGHT WITH RELATIVE HUMIDITY RECOVERING TO 60 TO 80
PERCENT BY SUNRISE SATURDAY MORNING. NEAR CRITICAL MINIMUM
RELATIVE HUMIDITIES OF 15 TO 20 PERCENT ARE EXPECTED TOMORROW
AFTERNOON WITH WESTERLY WINDS OF 10 TO 15 MPH EXPECTED. 

$$

BUTTLER

Nearby

Red Flag Warnings in Nebraska, 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.