Alert archive / Nebraska / Red Flag Warnings in 2020

Red Flag Warning 13, NWS Hastings, NE

September 29, 202018 counties in Nebraska

NWS Hastings, NE issued this red flag warning at Sep 29, 2020, 3:21 AM CDT for 18 counties in Nebraska. It took effect at Sep 29, 2020, 12:00 PM CDT. 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
Sep 29, 2020, 3:21 AM CDT (08:21 UTC)
In effect from
Sep 29, 2020, 12:00 PM CDT
Expired
Sep 29, 2020, 7:00 PM CDT
In force
7 hr
Issued by
NWS Hastings, NE

Counties Adams County, NE, Buffalo County, NE, Dawson County, NE, Furnas County, NE, Gosper County, NE, Greeley County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Howard County, NE, Kearney County, NE, Merrick County, NE, Nance County, NE, Phelps County, NE, Polk County, NE, Sherman County, NE, Valley County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 69 km from the middle of the area, began a volume at 08:23 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, 8.4 hours before the alert went out and 157 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 2020-09-29Temperature 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 2020-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.1939587897117136Sfc1 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
2841 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

745 
WWUS83 KGID 290821
RFWGID

URGENT - FIRE WEATHER MESSAGE
National Weather Service Hastings NE
321 AM CDT Tue Sep 29 2020

...Critical Fire Weather Conditions Likely This Afternoon...

NEZ039>041-046>049-060>064-072>075-082-083-291630-
/O.NEW.KGID.FW.W.0013.200929T1700Z-200930T0000Z/
Valley-Greeley-Nance-Sherman-Howard-Merrick-Polk-Dawson-Buffalo-
Hall-Hamilton-York-Gosper-Phelps-Kearney-Adams-Furnas-Harlan-
321 AM CDT Tue Sep 29 2020

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
039, 040, 041, 046, 047, 048, 049, 060, 061, 062, 063, 064, 072,
073, 074, 075, 082 AND 083...

The National Weather Service in Hastings has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from noon today to 7 PM CDT this evening.

* AFFECTED AREA...In Nebraska, Fire Weather Zone 039 Valley, 
  Fire Weather Zone 040 Greeley, Fire Weather Zone 041 Nance, 
  Fire Weather Zone 046 Sherman, Fire Weather Zone 047 Howard, 
  Fire Weather Zone 048 Merrick, Fire Weather Zone 049 Polk, 
  Fire Weather Zone 060 Dawson, Fire Weather Zone 061 Buffalo, 
  Fire Weather Zone 062 Hall, Fire Weather Zone 063 Hamilton, 
  Fire Weather Zone 064 York, Fire Weather Zone 072 Gosper, Fire 
  Weather Zone 073 Phelps, Fire Weather Zone 074 Kearney, Fire 
  Weather Zone 075 Adams, Fire Weather Zone 082 Furnas and Fire 
  Weather Zone 083 Harlan.

* WINDS...Northwest 15 to 20 mph with gusts of 25 to 30 mph.

* TIMING...Noon through 7 pm.

* RELATIVE HUMIDITY...15 to 20 percent.

* IMPACTS...Any fires that develop will be difficult to control. 
  Outdoor burning is not recommended. Use extreme caution if 
  engaging in activities that could start a fire.

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.

&&

$$

Wesely
2 follow-up statements
750 
WWUS83 KGID 291621
RFWGID

URGENT - FIRE WEATHER MESSAGE
National Weather Service Hastings NE
1121 AM CDT Tue Sep 29 2020

...Critical Fire Weather Conditions Likely This Afternoon...

NEZ039>041-046>049-060>064-072>075-082-083-300000-
/O.CON.KGID.FW.W.0013.200929T1700Z-200930T0000Z/
Valley-Greeley-Nance-Sherman-Howard-Merrick-Polk-Dawson-Buffalo-
Hall-Hamilton-York-Gosper-Phelps-Kearney-Adams-Furnas-Harlan-
1121 AM CDT Tue Sep 29 2020

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 039,
040, 041, 046, 047, 048, 049, 060, 061, 062, 063, 064, 072, 073,
074, 075, 082 AND 083...

* AFFECTED AREA...In Nebraska, Fire Weather Zone 039 Valley, 
  Fire Weather Zone 040 Greeley, Fire Weather Zone 041 Nance, 
  Fire Weather Zone 046 Sherman, Fire Weather Zone 047 Howard, 
  Fire Weather Zone 048 Merrick, Fire Weather Zone 049 Polk, 
  Fire Weather Zone 060 Dawson, Fire Weather Zone 061 Buffalo, 
  Fire Weather Zone 062 Hall, Fire Weather Zone 063 Hamilton, 
  Fire Weather Zone 064 York, Fire Weather Zone 072 Gosper, Fire 
  Weather Zone 073 Phelps, Fire Weather Zone 074 Kearney, Fire 
  Weather Zone 075 Adams, Fire Weather Zone 082 Furnas and Fire 
  Weather Zone 083 Harlan.

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

* TIMING...Noon through 7 pm.

* RELATIVE HUMIDITY...As low as 15 percent.

* IMPACTS...Any fires that develop will be difficult to control. 
  Outdoor burning is not recommended. Use extreme caution if 
  engaging in activities that could start a fire.

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.

&&

$$
263 
WWUS83 KGID 292352
RFWGID

URGENT - FIRE WEATHER MESSAGE
National Weather Service Hastings NE
652 PM CDT Tue Sep 29 2020


NEZ039>041-046>049-060>064-072>075-082-083-300100-
/O.EXP.KGID.FW.W.0013.000000T0000Z-200930T0000Z/
Valley-Greeley-Nance-Sherman-Howard-Merrick-Polk-Dawson-Buffalo-
Hall-Hamilton-York-Gosper-Phelps-Kearney-Adams-Furnas-Harlan-
652 PM CDT Tue Sep 29 2020

...RED FLAG WARNING WILL EXPIRE AT 7 PM CDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 039, 040, 041,
046, 047, 048, 049, 060, 061, 062, 063, 064, 072, 073, 074, 075,
082 AND 083...

The Red Flag Warning will be allowed to expire at 7 pm. wind
speeds have decreased this evening and relative humidity values 
will continue to increase as temperatures cool.

$$

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.