Alert archive / Nebraska / Red Flag Warnings in 2020

Red Flag Warning 7, NWS North Platte, NE

April 6, 202024 counties in Nebraska

NWS North Platte, NE issued this red flag warning at Apr 6, 2020, 2:05 AM MDT for 24 counties in Nebraska. It took effect at Apr 6, 2020, 12:00 PM MDT. It was in force for 30 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
Apr 6, 2020, 2:05 AM MDT (08:05 UTC)
In effect from
Apr 6, 2020, 12:00 PM MDT
Expired
Apr 7, 2020, 6:00 PM MDT
In force
30 hr
Issued by
NWS North Platte, NE
All 24 counties

Arthur County, NE, Blaine 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, 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), 37 km from the middle of the area, began a volume at 08:07 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, 8.1 hours before the alert went out and 57 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 2020-04-06Temperature 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 2020-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.193958Sfc1 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
1752 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

526 
WWUS83 KLBF 060805
RFWLBF

URGENT - FIRE WEATHER MESSAGE
National Weather Service North Platte NE
305 AM CDT Mon Apr 6 2020


NEZ204-062200-
/O.UPG.KLBF.FW.A.0003.200406T1800Z-200407T0100Z/
/O.NEW.KLBF.FW.W.0007.200406T1800Z-200408T0000Z/
Eastern Panhandle/Crescent Lake NWR-
205 AM MDT Mon Apr 6 2020

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM MDT TUESDAY
FOR FIRE ZONE 204...

The National Weather Service in North Platte has issued a Red
Flag Warning for low humidity and gusty winds, which is in effect
from noon today to 6 PM MDT Tuesday. The Fire Weather Watch is no
longer in effect.

* Affected Area...In NEZ204...Fire Weather Zone 204 or Eastern 
  Panhandle/Crescent Lake NWR.

* Winds...West 10 to 20 mph with gusts up to 25 mph on Monday and
  30 mph on Tuesday.

* Timing...Critical fire weather conditions are expected Monday
  afternoon and again Tuesday afternoon. Humidity recovery Monday
  night will be around 70 percent.

* Relative Humidity...As low as 17 percent on Monday and near 20
  percent on Tuesday.

* Temperatures...Highs in the 70s each day. Tonight's lows near
  40.

* Lightning...None expected.

* IMPACTS...Any fires that develop may spread rapidly and be
  difficult to control. Outdoor burning is not recommended.

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.

&&

$$

NEZ206-210-219-062200-
/O.NEW.KLBF.FW.A.0004.200407T1700Z-200408T0000Z/
Sandhills/Valentine NWR/Nebraska National Forest-Frenchman Basin-
Loess Plains-
305 AM CDT Mon Apr 6 2020 /205 AM MDT Mon Apr 6 2020/

...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
TUESDAY EVENING FOR FIRE ZONES 206, 210 AND 219...

The National Weather Service in North Platte has issued a Fire
Weather Watch for low humidity and gusty winds, which is in 
effect from Tuesday afternoon through early Tuesday evening.

* Affected Area...In NEZ206...Fire Weather Zone 206 or
  Sandhills/Valentine NWR/Nebraska National Forest. In NEZ210... 
  Fire Weather Zone 210 or Frenchman Basin. In NEZ219...Fire 
  Weather Zone 219 or Loess Plains.

* Winds...West 10 to 15 mph with gusts up to 25 mph.

* Timing...Critical fire weather conditions are expected Tuesday
  afternoon.

* Relative Humidity...As low as 19 percent.

* Temperatures...Highs in the 70s.

* Lightning...None expected.

* Impacts...Any fires that develop may spread rapidly and be
  difficult to control.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$

http://weather.gov/LBF
4 follow-up statements
676 
WWUS83 KLBF 061931
RFWLBF

URGENT - FIRE WEATHER MESSAGE
National Weather Service North Platte NE
231 PM CDT Mon Apr 6 2020

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TUESDAY ACROSS
PORTIONS OF CENTRAL...SOUTHWESTERN AND WESTERN NEBRASKA...

NEZ206-210-219-070900-
/O.UPG.KLBF.FW.A.0004.200407T1700Z-200408T0000Z/
/O.EXB.KLBF.FW.W.0007.200407T1700Z-200408T0000Z/
Sandhills/Valentine NWR/Nebraska National Forest-Frenchman Basin-
Loess Plains-
231 PM CDT Mon Apr 6 2020 /131 PM MDT Mon Apr 6 2020/

...RED FLAG WARNING IN EFFECT FROM NOON CDT /11 AM MDT/ TO 7 PM
CDT /6 PM MDT/ TUESDAY FOR FIRE ZONE 204...

The National Weather Service in North Platte has issued a Red
Flag Warning, which is in effect from noon CDT /11 AM MDT/ to
7 PM CDT /6 PM MDT/ Tuesday. The Fire Weather Watch is no longer
in effect. 

* Affected Area...In NEZ206...Fire Weather Zone 206 or 
  Sandhills/Valentine NWR/Nebraska National Forest. In NEZ210... 
  Fire Weather Zone 210 or Frenchman Basin. In NEZ219...Fire 
  Weather Zone 219 or Loess Plains. 

* Winds...West 10 to 15 mph with gusts around 25 mph.

* Timing...Critical fire weather conditions are expected 
  Tuesday afternoon. 

* Relative Humidity...As low as 15 to 20 percent.

* Temperatures...Highs in the 70s.

* Lightning...None expected.

* Impacts...Any fires that develop may spread rapidly and 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 can
contribute to extreme fire behavior.

&&

$$

NEZ204-070900-
/O.CON.KLBF.FW.W.0007.000000T0000Z-200408T0000Z/
Eastern Panhandle/Crescent Lake NWR-
131 PM MDT Mon Apr 6 2020

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT TUESDAY FOR
FIRE ZONE 204...

* Affected Area...In NEZ204...Fire Weather Zone 204 or Eastern 
  Panhandle/Crescent Lake NWR. 

* Winds...West 10 to 20 mph with gusts up to 25 mph on Monday 
  and 30 mph on Tuesday. 

* Timing...Critical fire weather conditions are expected Monday 
  afternoon and again Tuesday afternoon. Humidity recovery 
  Monday night will be around 70 percent.

* Relative Humidity...As low as 17 percent on Monday and near 
  20 percent on Tuesday. 

* Temperatures...Highs in the 70s each day. Tonight's lows near 
  40.

* Lightning...None expected.

* IMPACTS...Any fires that develop may spread rapidly and be 
  difficult to control. Outdoor burning is not recommended.

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.

&&

$$

CLB
040 
WWUS83 KLBF 070846
RFWLBF

URGENT - FIRE WEATHER MESSAGE
National Weather Service North Platte NE
346 AM CDT Tue Apr 7 2020

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TUESDAY ACROSS
PORTIONS OF CENTRAL...SOUTHWESTERN AND WESTERN NEBRASKA...

NEZ206-210-219-072300-
/O.CON.KLBF.FW.W.0007.200407T1700Z-200408T0000Z/
Sandhills/Valentine NWR/Nebraska National Forest-Frenchman Basin-
Loess Plains-
346 AM CDT Tue Apr 7 2020 /246 AM MDT Tue Apr 7 2020/

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CDT /11 AM MDT/
TODAY TO 7 PM CDT /6 PM MDT/ THIS EVENING FOR FIRE ZONE 204...

* Affected Area...In NEZ206...Fire Weather Zone 206 
  Sandhills/Valentine NWR/Nebraska National Forest. In NEZ210... 
  Fire Weather Zone 210 Frenchman Basin. In NEZ219...Fire 
  Weather Zone 219 Loess Plains.

* Winds...West 10 to 20 mph with gusts up to 30 mph.

* Timing...Critical fire weather conditions are expected this  
  afternoon.

* Relative Humidity...As low as 15 percent.

* Temperatures...Mid 70s.

* Lightning...None expected.

* Impacts...Any fires that develop may spread rapidly and 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 can
contribute to extreme fire behavior.

&&

$$

NEZ204-072300-
/O.CON.KLBF.FW.W.0007.000000T0000Z-200408T0000Z/
Eastern Panhandle/Crescent Lake NWR-
246 AM MDT Tue Apr 7 2020

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR FIRE ZONE 204...

* Affected Area...In NEZ204...Fire Weather Zone 204 Eastern 
  Panhandle/Crescent Lake NWR.

* Winds...West 10 to 20 mph with gusts up to 35 mph.

* Timing...Critical fire weather conditions are expected Monday 
  afternoon and again Tuesday afternoon. Humidity recovery 
  Monday night will be around 70 percent.

* Relative Humidity...As low as 15 percent.

* Temperatures...Low to mid 70s. 

* Lightning...None expected.

* IMPACTS...Any fires that develop may spread rapidly and be 
  difficult to control. Outdoor burning is not recommended.

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.

&&

$$

http://weather.gov/LBF
177 
WWUS83 KLBF 071720
RFWLBF

URGENT - FIRE WEATHER MESSAGE
National Weather Service North Platte NE
1220 PM CDT Tue Apr 7 2020

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TUESDAY ACROSS
PORTIONS OF CENTRAL...SOUTHWESTERN AND WESTERN NEBRASKA...

NEZ209-080000-
/O.EXA.KLBF.FW.W.0007.000000T0000Z-200408T0000Z/
Loup Rivers Basin-
1220 PM CDT Tue Apr 7 2020

...RED FLAG WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR LOW
RELATIVE HUMIDITY AND GUSTY WINDS FOR THE EASTERN SANDHILLS AND
PORTIONS OF CENTRAL NEBRASKA...

The National Weather Service in North Platte has issued a Red
Flag Warning for gusty winds and low relative humidity, which is 
in effect until 7 PM CDT this evening.

* Affected Area...In NEZ209...Fire Weather Zone 209 Loup Rivers 
  Basin.

* Winds...Northwest 10 to 20 mph with gusts up to 30 mph.

* Timing...Critical fire weather conditions are expected this 
  afternoon.

* Relative Humidity...As low as 15 to 20 percent.

* Temperatures...In the middle 70s.

* Lightning...None expected.

* Impacts...Any fires that develop may spread rapidly and 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 can
contribute to extreme fire behavior.

&&

$$

NEZ206-210-219-080000-
/O.CON.KLBF.FW.W.0007.000000T0000Z-200408T0000Z/
Sandhills/Valentine NWR/Nebraska National Forest-Frenchman Basin-
Loess Plains-
1220 PM CDT Tue Apr 7 2020 /1120 AM MDT Tue Apr 7 2020/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT /6 PM MDT/
THIS EVENING FOR FIRE ZONE 204...

* Affected Area...In NEZ206...Fire Weather Zone 206 
  Sandhills/Valentine NWR/Nebraska National Forest. In NEZ210... 
  Fire Weather Zone 210 Frenchman Basin. In NEZ219...Fire 
  Weather Zone 219 Loess Plains.

* Winds...Northwest 15 to 20 mph with gusts up to 30 mph.

* Timing...Critical fire weather conditions are expected this 
  afternoon.

* Relative Humidity...As low as 16 percent.

* Temperatures...In the lower 70s.

* Lightning...None expected.

* Impacts...Any fires that develop may spread rapidly and 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 can
contribute to extreme fire behavior.

&&

$$

NEZ204-080000-
/O.CON.KLBF.FW.W.0007.000000T0000Z-200408T0000Z/
Eastern Panhandle/Crescent Lake NWR-
1120 AM MDT Tue Apr 7 2020

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR FIRE ZONE 204...

* Affected Area...In NEZ204...Fire Weather Zone 204 Eastern 
  Panhandle/Crescent Lake NWR.

* Winds...West 15 to 25 mph with gusts up to 30 mph.

* Timing...Critical fire weather conditions are expected Monday 
  afternoon and again Tuesday afternoon. Humidity recovery 
  Monday night will be around 70 percent.

* Relative Humidity...As low as 16 percent.

* Temperatures...In the upper 60s.

* Lightning...None expected.

* IMPACTS...Any fires that develop may spread rapidly and be 
  difficult to control. Outdoor burning is not recommended.

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.

&&

$$

http://weather.gov/LBF
582 
WWUS83 KLBF 080007
RFWLBF

URGENT - FIRE WEATHER MESSAGE
National Weather Service North Platte NE
707 PM CDT Tue Apr 7 2020


NEZ204-206-209-210-219-080115-
/O.EXP.KLBF.FW.W.0007.000000T0000Z-200408T0000Z/
Eastern Panhandle/Crescent Lake NWR-
Sandhills/Valentine NWR/Nebraska National Forest-
Loup Rivers Basin-Frenchman Basin-Loess Plains-
707 PM CDT Tue Apr 7 2020 /607 PM MDT Tue Apr 7 2020/

...RED FLAG WARNING HAS EXPIRED FOR NEBRASKA FIRE ZONES 219, 210, 209,
206, AND 204...

Relative humidity has recovered to above critical values, while 
gusty winds are beginning to decrease. The Red Flag Warning for 
southwest and portions of north central Nebraska has been allowed 
to expire.


$$

http://weather.gov/LBF

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 6, 2:05 AM MDTFire Weather WatchLBFBlaine, Brown, Chase, Cherry, Frontier, Hayes and 7 more11 hr
Apr 6, 3:59 AM MDTDense Fog AdvisoryLBFArthur, Chase, Deuel, Frontier, Garden, Grant and 8 more4 hr

Nearby

Red Flag Warnings in Nebraska, 2020Every red flag warning in 2020

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.