Alert archive / Nebraska / Red Flag Warnings in 2016

Red Flag Warning 1, NWS North Platte, NE

February 19, 201618 counties in Nebraska

NWS North Platte, NE issued this red flag warning at Feb 19, 2016, 3:26 AM MST for 18 counties in Nebraska. It took effect at Feb 19, 2016, 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: Feb 19, 2016, 3:26 AM MST (10:26 UTC)
In effect from: Feb 19, 2016, 11:00 AM MST
Expired: Feb 19, 2016, 5:10 PM MST
In force: 6 hr
Issued by: NWS North Platte, NE

Counties Arthur County, NE, Blaine County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Deuel County, NE, Garden County, NE, Grant County, NE, Hayes County, NE, Hooker County, NE, Keith County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Perkins County, NE, Rock County, NE, Sheridan County, NE, Thomas County, NE

The radar

The North Platte radar (KLNX), 62 km from the middle of the area, began a volume at 10:27 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, 10.4 hours before the alert went out and 72 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3412 m above ground
0-6 km bulk shear: 72 kt
0-1 km storm-relative helicity: 52 m²/s²
0-3 km storm-relative helicity: 117 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

398 
WWUS83 KLBF 191026
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
426 AM CST FRI FEB 19 2016

VERY DRY AIR IS EXPECTED THIS AFTERNOON WITH DEW POINTS IN THE
TEENS AND LOWER 20S. TEMPERATURES IN THE 60S AND STRONG WINDS
SHOULD PRODUCE CRITICAL FIRE DANGER AS HUMIDITY FALLS TO 15
PERCENT OR LESS. 

NEZ204-206-210-200100-
/O.NEW.KLBF.FW.W.0001.160219T1800Z-160220T0100Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-
SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST-FRENCHMAN BASIN-
426 AM CST FRI FEB 19 2016 /326 AM MST FRI FEB 19 2016/

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED
FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON CST /11 AM MST/ TODAY TO 7 PM CST /6 PM MST/ THIS
EVENING.

* AFFECTED AREA...IN NEZ204...FIRE WEATHER ZONE 204 EASTERN 
  PANHANDLE/CRESCENT LAKE NWR. IN NEZ206...FIRE WEATHER ZONE 206 
  SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST. IN NEZ210... 
  FIRE WEATHER ZONE 210 FRENCHMAN BASIN.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

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

* IMPACTS...ANY RANGE FIRE THAT DEVELOPS WILL HAVE THE POTENTIAL
  TO BURN OUT OF 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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

HTTP://WEATHER.GOV/LBF

2 follow-up statements

806 
WWUS83 KLBF 191823
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1223 PM CST FRI FEB 19 2016

NEZ204-206-210-200100-
/O.CON.KLBF.FW.W.0001.000000T0000Z-160220T0100Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-
SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST-FRENCHMAN BASIN-
1223 PM CST FRI FEB 19 2016 /1123 AM MST FRI FEB 19 2016/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST /6 PM MST/
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY...

* AFFECTED AREA...IN NEZ204...FIRE WEATHER ZONE 204 EASTERN 
  PANHANDLE/CRESCENT LAKE NWR. IN NEZ206...FIRE WEATHER ZONE 206 
  SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST. IN NEZ210... 
  FIRE WEATHER ZONE 210 FRENCHMAN BASIN.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. LOWEST RH READINGS ARE
  EXPECTED BETWEEN 2 PM AND 5 PM CST.

* IMPACTS...ANY RANGE FIRE THAT DEVELOPS WILL HAVE THE POTENTIAL 
  TO BURN OUT OF 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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

MARTIN

105 
WWUS83 KLBF 200010
RFWLBF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
610 PM CST FRI FEB 19 2016

NEZ204-206-210-200115-
/O.CAN.KLBF.FW.W.0001.000000T0000Z-160220T0100Z/
EASTERN PANHANDLE/CRESCENT LAKE NWR-
SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST-FRENCHMAN BASIN-
610 PM CST FRI FEB 19 2016 /510 PM MST FRI FEB 19 2016/

...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY...

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

WINDS HAVE DIMINISHED TO UNDER 15 MPH AND RELATIVE HUMIDITY HAS
RECOVERED TO 20 TO 25 PERCENT. 

$$

HTTP://WEATHER.GOV/LBF

Nearby

Red Flag Warnings in Nebraska, 2016 Every red flag warning in 2016

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.