Alert archive / Kansas / Red Flag Warnings in 2021

Red Flag Warning 1, NWS Topeka, KS

January 13, 20217 counties in Kansas

NWS Topeka, KS issued this red flag warning at Jan 13, 2021, 3:15 PM CST for 7 counties in Kansas. It took effect at Jan 14, 2021, 11:00 AM CST. It was in force for 7 hr. 7 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 13, 2021, 3:15 PM CST (21:15 UTC)
In effect from
Jan 14, 2021, 11:00 AM CST
Expired
Jan 14, 2021, 6:00 PM CST
In force
7 hr
Issued by
NWS Topeka, KS

Counties Clay County, KS, Cloud County, KS, Dickinson County, KS, Geary County, KS, Morris County, KS, Ottawa County, KS, Republic County, KS

The radar

The Topeka radar (KTWX), 90 km from the middle of the area, began a volume at 21:17 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.

What was reported inside it

TimeReportWhereRemark
Jan 14, 11:03 AM CSTNON-TSTM WND GST 435 Ne Woodbine, KSMESONET STATION FW3077 WOODBINE.
Jan 14, 12:25 PM CSTNON-TSTM WND GST 48Concordia, KSMESONET STATION K5CNC US-81 @ REPUBLICAN R. CONCORDIA.
Jan 14, 1:20 PM CSTNON-TSTM WND GST 53Concordia, KSMESONET STATION K5CNC US-81 @ REPUBLICAN R. CONCORDIA.
Jan 14, 1:55 PM CSTNON-TSTM WND GST 522 Sse Concordia, KSASOS STATION KCNK CONCORDIA.
Jan 14, 3:05 PM CSTNON-TSTM WND GST 421 Ene Latimer, KSMESONET STATION UP349 1.2 E LATIMER (UPR).
Jan 14, 3:08 PM CSTNON-TSTM WND GST 455 Ne Woodbine, KSMESONET STATION FW3077 WOODBINE.
Jan 14, 3:55 PM CSTNON-TSTM WND GST 532 Sse Concordia, KSASOS STATION KCNK CONCORDIA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 9.3 hours before the alert went out and 140 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, Topeka, KS at 12:00Z on 2021-01-13Temperature 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, Topeka, KS at 12:00Z on 2021-01-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
2833 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
114 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

732 
WWUS83 KTOP 132115
RFWTOP

URGENT - FIRE WEATHER MESSAGE
National Weather Service Topeka KS
315 PM CST Wed Jan 13 2021

KSZ008-020-021-034>037-140515-
/O.NEW.KTOP.FW.W.0001.210114T1700Z-210115T0100Z/
Republic-Cloud-Clay-Ottawa-Dickinson-Geary-Morris-
315 PM CST Wed Jan 13 2021

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM CST THURSDAY FOR
LOW HUMIDITY, STRONG WINDS AND DRY FUELS FOR FIRE WEATHER ZONES 
008, 020, 021, 034, 035, 036, AND 037...

The National Weather Service in Topeka has issued a Red Flag
Warning, which is in effect from 11 AM to 7 PM CST Thursday. 

* AFFECTED AREA...Fire weather zones 008, 020, 021, 034, 035, 
  036, and 037. 

* WIND...Northwest winds sustained at 20 to 35 MPH with gusts up
  to 50 MPH.

* HUMIDITY...Minimum relative humidity values in the 20 to 25
  percent range.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

* ADDITIONAL DETAILS...Vegetation is in a dormant state and is 
  extremely susceptible to rapid fire spread.

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.

&&

$$
2 follow-up statements
603 
WWUS83 KTOP 142009
RFWTOP

URGENT - FIRE WEATHER MESSAGE
National Weather Service Topeka KS
209 PM CST Thu Jan 14 2021

KSZ008-020-021-034>037-150000-
/O.EXT.KTOP.FW.W.0001.000000T0000Z-210115T0000Z/
Republic-Cloud-Clay-Ottawa-Dickinson-Geary-Morris-
209 PM CST Thu Jan 14 2021

...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM CST THIS EVENING FOR
LOW RELATIVE HUMIDITY AND STRONG WINDS FOR FIRE WEATHER ZONES 
008, 020, 021, 034, 035, 036, AND 037...

* AFFECTED AREA...Fire weather zones 008, 020, 021, 034, 035, 
  036, and 037. 

* WIND...Northwest winds sustained at 20 to 35 MPH with gusts up
  to 55 MPH. 

* HUMIDITY...Minimum relative humidity values in the 20 to 25 
  percent range.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

* ADDITIONAL DETAILS...Vegetation is in a dormant state and is 
  extremely susceptible to rapid fire spread.

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.

&&

$$
221 
WWUS83 KTOP 150015
RFWTOP

URGENT - FIRE WEATHER MESSAGE
National Weather Service Topeka KS
615 PM CST Thu Jan 14 2021

KSZ008-020-021-034>037-150115-
/O.EXP.KTOP.FW.W.0001.000000T0000Z-210115T0000Z/
Republic-Cloud-Clay-Ottawa-Dickinson-Geary-Morris-
615 PM CST Thu Jan 14 2021

...RED FLAG WARNING HAS EXPIRED FOR FIRE WEATHER ZONES 008, 020, 
021, 034, 035, 036, AND 037...

While winds will remain elevated, relative humidity will continue
to slowly recover as temperatures cool throughout the evening.

$$

The office that day

Everything else NWS Topeka, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 13, 2:38 AM CSTWind AdvisoryTOPAnderson, Brown, Clay, Cloud, Coffey, Dickinson and 16 more63 hr
Jan 13, 2:54 PM CSTHigh Wind WarningTOPBrown, Clay, Cloud, Dickinson, Geary, Jackson and 8 more51 hr

Nearby

Red Flag Warnings in Kansas, 2021Every red flag warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.