Alert archive / Kansas / Red Flag Warnings in 2021
Red Flag Warning 6, NWS Topeka, KS
NWS Topeka, KS issued this red flag warning at Mar 30, 2021, 4:03 AM CDT for 23 counties in Kansas. It took effect at Mar 30, 2021, 12:00 PM CDT. 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
- Mar 30, 2021, 4:03 AM CDT (09:03 UTC)
- In effect from
- Mar 30, 2021, 12:00 PM CDT
- Expired
- Mar 30, 2021, 6:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Topeka, KS
All 23 counties
Anderson County, KS, Brown County, KS, Clay County, KS, Cloud County, KS, Coffey County, KS, Dickinson County, KS, Douglas County, KS, Franklin County, KS, Geary County, KS, Jackson County, KS, Jefferson County, KS, Lyon County, KS, Marshall County, KS, Morris County, KS, Nemaha County, KS, Osage County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS
The radar
The Topeka radar (KTWX), 16 km from the middle of the area, began a volume at 09:06 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
Topeka, KS (KTOP), launched 00:00Z, 9.1 hours before the alert went out and 61 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3139 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 449 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
483 WWUS83 KTOP 300903 RFWTOP URGENT - FIRE WEATHER MESSAGE National Weather Service Topeka KS 403 AM CDT Tue Mar 30 2021 KSZ008>010-020>023-034>038-054-055-058-302100- /O.NEW.KTOP.FW.W.0006.210330T1700Z-210330T2300Z/ Republic-Washington-Marshall-Cloud-Clay-Riley-Pottawatomie-Ottawa- Dickinson-Geary-Morris-Wabaunsee-Lyon-Osage-Coffey- 403 AM CDT Tue Mar 30 2021 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING FOR LOW RELATIVE HUMIDITIES, GUSTY WINDS, AND CRITICAL FUELS FOR FIRE WEATHER ZONES 008, 009, 010, 020, 021, 022, 023, 034, 035, 036, 037, 038, 054, 055, AND 058... The National Weather Service in Topeka has issued a Red Flag Warning, which is in effect from noon today to 6 PM CDT this evening. * AFFECTED AREA...Fire weather zones 008, 009, 010, 020, 021, 022, 023, 034, 035, 036, 037, 038, 054, 055, and 058. * WIND...North winds 15 to 25 mph with gusts to 35 mph. * HUMIDITY...Minimum values from 15 to 18 percent. * IMPACTS...any fires that develop will likely spread rapidly. 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. && $$
2 follow-up statements
939 WWUS83 KTOP 301450 RFWTOP URGENT - FIRE WEATHER MESSAGE National Weather Service Topeka KS 950 AM CDT Tue Mar 30 2021 KSZ011-012-024-026-039-040-056-059-302300- /O.EXA.KTOP.FW.W.0006.210330T1700Z-210330T2300Z/ Nemaha-Brown-Jackson-Jefferson-Shawnee-Douglas-Franklin-Anderson- 950 AM CDT Tue Mar 30 2021 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM CDT THIS EVENING FOR LOW RELATIVE HUMIDITIES, GUSTY WINDS, AND CRITICAL FUELS FOR FIRE WEATHER ZONES 011, 012, 024, 026, 039, 040, 056, AND 059... The National Weather Service in Topeka has issued a Red Flag Warning, which is in effect until 6 PM CDT this evening. * AFFECTED AREA...Fire weather zones 008, 009, 010, 020, 021, 022, 023, 034, 035, 036, 037, 038, 054, 055, and 058. * WIND...North winds 15 to 25 mph with gusts to 35 mph. * HUMIDITY...Minimum values from 15 to 18 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ KSZ008>010-020>023-034>038-054-055-058-302300- /O.CON.KTOP.FW.W.0006.210330T1700Z-210330T2300Z/ Republic-Washington-Marshall-Cloud-Clay-Riley-Pottawatomie-Ottawa- Dickinson-Geary-Morris-Wabaunsee-Lyon-Osage-Coffey- 950 AM CDT Tue Mar 30 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING FOR LOW RELATIVE HUMIDITIES, GUSTY WINDS, AND CRITICAL FUELS FOR FIRE WEATHER ZONES 008, 009, 010, 020,021, 022, 023, 034, 035, 036, 037, 038, 054, 055, AND 058... * AFFECTED AREA...Fire weather zones 008, 009, 010, 020, 021, 022, 023, 034, 035, 036, 037, 038, 054, 055, and 058. * WIND...North winds 15 to 25 mph with gusts to 35 mph. * HUMIDITY...Minimum values from 15 to 18 percent. * IMPACTS...any fires that develop will likely spread rapidly. 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. && $$
560 WWUS83 KTOP 302247 RFWTOP URGENT - FIRE WEATHER MESSAGE National Weather Service Topeka KS 547 PM CDT Tue Mar 30 2021 KSZ008>012-020>024-026-034>040-054>056-058-059-310000- /O.EXP.KTOP.FW.W.0006.000000T0000Z-210330T2300Z/ Republic-Washington-Marshall-Nemaha-Brown-Cloud-Clay-Riley- Pottawatomie-Jackson-Jefferson-Ottawa-Dickinson-Geary-Morris- Wabaunsee-Shawnee-Douglas-Lyon-Osage-Franklin-Coffey-Anderson- 547 PM CDT Tue Mar 30 2021 ...RED FLAG WARNING WILL EXPIRE AT 6 PM CDT THIS EVENING FOR FOR FIRE WEATHER ZONES 008, 009, 010, 011, 012, 020, 021, 022, 023, 024, 026, 034, 035, 036, 037, 038, 039, 040, 054, 055, 056, 058, AND 059... Relative humidity will continue to improve with decreasing wind speeds. Therefore the Red Flag Warning will be allowed to expire at 6 PM. $$
The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 9:59 PM CDT | Wind Advisory | TOP | Brown, Jefferson, Lyon, Marshall, Nemaha, Shawnee | 6 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.