Alert archive / Nebraska / Red Flag Warnings in 2016

Red Flag Warning 2, NWS Omaha, NE

February 27, 201611 counties in Nebraska; Fremont County, Page County, Iowa

NWS Omaha, NE issued this red flag warning at Feb 27, 2016, 3:47 AM CST for 11 counties in Nebraska; Fremont County, Page County, Iowa. It took effect at Feb 27, 2016, 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
Feb 27, 2016, 3:47 AM CST (09:47 UTC)
In effect from
Feb 27, 2016, 12:00 PM CST
Expired
Feb 27, 2016, 6:00 PM CST
In force
6 hr
Issued by
NWS Omaha, NE

Counties Fremont County, IA, Page County, IA, Cass County, NE, Gage County, NE, Jefferson County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Pawnee County, NE, Richardson County, NE, Saline County, NE, Seward County, NE

The radar

The Omaha radar (KOAX), 90 km from the middle of the area, began a volume at 09:49 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, 9.8 hours before the alert went out and 90 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 2016-02-27Temperature 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 2016-02-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 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
1975 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

356 
WWUS83 KOAX 270947
RFWOAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
347 AM CST SAT FEB 27 2016

NEZ078-088-089-092-093-271800-
/O.NEW.KOAX.FW.W.0002.160227T1800Z-160228T0000Z/
SALINE-JEFFERSON-GAGE-PAWNEE-RICHARDSON-
347 AM CST SAT FEB 27 2016

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHEAST NEBRASKA. 

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

* AFFECTED AREA...SOUTHEAST NEBRASKA. 

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON...SPREAD
  RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD BE AVOIDED.

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

DEWALD
3 follow-up statements
845 
WWUS83 KOAX 271645
RFWOAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1045 AM CST SAT FEB 27 2016

NEZ078-088-089-092-093-280000-
/O.CON.KOAX.FW.W.0002.160227T1800Z-160228T0000Z/
SALINE-JEFFERSON-GAGE-PAWNEE-RICHARDSON-
1045 AM CST SAT FEB 27 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHEAST NEBRASKA...  

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

* AFFECTED AREA...SOUTHEAST NEBRASKA.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH. 

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. 

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON...
  SPREAD RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD BE
  AVOIDED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* AFFECTED AREA...SOUTHEAST NEBRASKA.

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

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON... 
  SPREAD RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD 
  BE AVOIDED. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$
622 
WWUS83 KOAX 271930
RFWOAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
130 PM CST SAT FEB 27 2016

IAZ090-091-NEZ065>068-090-091-280000-
/O.EXA.KOAX.FW.W.0002.000000T0000Z-160228T0000Z/
FREMONT-PAGE-SEWARD-LANCASTER-CASS-OTOE-JOHNSON-NEMAHA-
130 PM CST SAT FEB 27 2016

...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR SOUTHEAST NEBRASKA.

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

* AFFECTED AREA...SOUTHEAST NEBRASKA.

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

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON... 
  SPREAD RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD 
  BE AVOIDED. 

* AFFECTED AREA...SOUTHEAST NEBRASKA.

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

* RELATIVE HUMIDITY...AS LOW AS 22 PERCENT.

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON... 
  SPREAD RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD 
  BE AVOIDED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* AFFECTED AREA...SOUTHEAST NEBRASKA.

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

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON... 
  SPREAD RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD 
  BE AVOIDED. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

NEZ078-088-089-092-093-280000-
/O.CON.KOAX.FW.W.0002.000000T0000Z-160228T0000Z/
SALINE-JEFFERSON-GAGE-PAWNEE-RICHARDSON-
130 PM CST SAT FEB 27 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHEAST NEBRASKA...

* AFFECTED AREA...SOUTHEAST NEBRASKA.

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

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON... 
  SPREAD RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD 
  BE AVOIDED. 

* AFFECTED AREA...SOUTHEAST NEBRASKA.

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

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON... 
  SPREAD RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD 
  BE AVOIDED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* AFFECTED AREA...SOUTHEAST NEBRASKA.

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

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* IMPACTS...FIRES COULD START VERY QUICKLY THIS AFTERNOON... 
  SPREAD RAPIDLY AND BURN INTENSELY. ALL OUTDOOR BURNING SHOULD 
  BE AVOIDED. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$
507 
WWUS83 KOAX 280015
RFWOAX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
615 PM CST SAT FEB 27 2016

IAZ090-091-NEZ065>068-078-088>093-280115-
/O.EXP.KOAX.FW.W.0002.000000T0000Z-160228T0000Z/
FREMONT-PAGE-SEWARD-LANCASTER-CASS-OTOE-SALINE-JEFFERSON-GAGE-
JOHNSON-NEMAHA-PAWNEE-RICHARDSON-
615 PM CST SAT FEB 27 2016

...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE
HUMIDITY FOR SOUTHEASTERN NEBRASKA...

VERY HIGH FIRE DANGER WILL CONTINUE FOR THE REST OF THIS
EVENING...BUT THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE.
OUTDOOR BURNING SHOULD CONTINUE TO BE AVOIDED FOR THE REST OF
TODAY.

$$

MAYES

Nearby

Red Flag Warnings in Nebraska, 2016Red Flag Warnings in Iowa, 2016Every 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.