Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Springfield, MO

July 16, 2021Cherokee County, Kansas

NWS Springfield, MO issued this special weather statement at Jul 16, 2021, 4:21 AM CDT for Cherokee County, Kansas. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 16, 2021, 4:21 AM CDT (09:21 UTC)
Expired
Jul 16, 2021, 5:00 AM CDT
In force
39 min
Issued by
NWS Springfield, MO

County Cherokee County, KS

The radar

The Springfield radar (KSGF), 124 km from the middle of the area, began a volume at 09:20 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

Springfield, MO (KSGF), launched 00:00Z, 9.4 hours before the alert went out and 91 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, Springfield, MO at 00:00Z on 2021-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1362 joules per kilogram.LCLEL10008507005003002001001 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, Springfield, MO at 00:00Z on 2021-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
1362 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1225 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.0

Open this sounding in Storm Lab

The text

As transmitted.

113 
WWUS83 KSGF 160921
SPSSGF

Special Weather Statement
National Weather Service Springfield MO
421 AM CDT Fri Jul 16 2021
 
KSZ101-161000-
Cherokee KS-
421 AM CDT Fri Jul 16 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN CHEROKEE COUNTY UNTIL
500 AM CDT...

At 420 AM CDT, Doppler radar was tracking a strong thunderstorm near
Treece, or 7 miles east of Chetopa, moving east at 25 mph.

Half inch hail and wind gusts up to 40 to 50 mph will be possible 
with this storm.

Locations impacted include...
Baxter Springs...                 Galena...
Lowell...                         Treece...
Neutral...                        Melrose...
Riverton...                       Crestline...
Lawton...                         

This includes Interstate 44 near mile marker 0.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3723 9462 3700 9462 3700 9504 3708 9507
TIME...MOT...LOC 0920Z 254DEG 22KT 3702 9496 

$$

Wise

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 15, 8:58 PM CDTRiver Flood WarningSGFVernon5 days
Jul 15, 10:24 PM CDTSevere Thunderstorm WarningSGFBarton, Jasper51 min
Jul 15, 11:29 PM CDTRiver Flood WarningSGFSt. Clair9 days
Jul 15, 11:45 PM CDTRiver Flood WarningSGFVernon5 days
Jul 16, 12:54 AM CDTAreal Flood AdvisorySGFDallas, Laclede, Polk, Webster97 min
Jul 16, 1:14 AM CDTAreal Flood AdvisorySGFVernon26 min
Jul 16, 1:35 AM CDTRiver Flood WarningSGFCedar8 hr
Jul 16, 1:40 AM CDTAreal Flood WarningSGFVernon15 hr
Jul 16, 2:16 AM CDTFlash Flood WarningSGFVernon6 hr
Jul 16, 2:31 AM CDTAreal Flood WarningSGFDallas, Laclede, Polk, Webster8 hr
Jul 16, 2:59 AM CDTAreal Flood WarningSGFBarton, Vernon14 hr
Jul 16, 4:39 AM CDTRiver Flood WarningSGFBates, Vernon39 hr
Jul 16, 4:53 AM CDTAreal Flood AdvisorySGFCamden, Cedar, Dade, Dallas, Hickory, Polk and 2 more6 hr
Jul 16, 5:28 AM CDTAreal Flood AdvisorySGFBarton, Jasper8 hr
Jul 16, 7:12 AM CDTAreal Flood AdvisorySGFMcDonald3 hr
Jul 15, 11:46 PM CDTRiver Flood WarningSGFBourbon37 hr
Jul 16, 1:59 AM CDTSpecial Weather StatementSGFCherokee46 min
Jul 16, 2:22 AM CDTAreal Flood AdvisorySGFCherokee, Crawford37 min
Jul 16, 3:08 AM CDTRiver Flood WarningSGFBourbon47 hr

Nearby

Special Weather Statements in Kansas, 2021Every special weather statement 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.