Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Topeka, KS

May 26, 2021Ottawa County, Kansas

NWS Topeka, KS issued this special weather statement at May 26, 2021, 5:59 PM CDT for Ottawa County, Kansas. It was in force for 31 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: May 26, 2021, 5:59 PM CDT (22:59 UTC)
Expired: May 26, 2021, 6:30 PM CDT
In force: 31 min
Issued by: NWS Topeka, KS

County Ottawa County, KS

The radar

The Topeka radar (KTWX), 142 km from the middle of the area, began a volume at 23:03 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

Dodge City, (KDDC), launched 12:00Z, 11.0 hours before the alert went out and 232 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2211 J/kg
Mixed-layer CIN: -62 J/kg
Mixed-layer LCL: 911 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 73 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Topeka, KS wrote its last area forecast discussion before this special weather statement went out at May 26, 3:37 PM CDT, 2 hours 22 minutes earlier.

Area forecast discussion, May 26, 3:37 PM CDT, 2 hours 22 minutes before

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Hazardous weather outlook, May 26, 3:46 PM CDT, 2 hours 13 minutes before

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In the hours before

Special weather statement, May 26, 5:59 PM CDT, 0 minutes before

Special Weather Statement
National Weather Service Topeka KS
559 PM CDT Wed May 26 2021

KSZ034-262330-
Ottawa-
559 PM CDT Wed May 26 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN OTTAWA COUNTY UNTIL
630 PM CDT...

At 558 PM CDT, Doppler radar was tracking a strong thunderstorm near
Beverly, moving northeast at 15 mph.

Nickel size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
Tescott and Ada.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

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.

&&

LAT...LON 3924 9793 3925 9792 3908 9767 3896 9781
      3896 9793
TIME...MOT...LOC 2258Z 222DEG 15KT 3907 9800

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 7:01 PM CDT	Special Weather Statement	TOP	Cloud	29 min
May 25, 7:04 PM CDT	Areal Flood Advisory	TOP	Cloud	3 hr
May 25, 7:21 PM CDT	Special Weather Statement	TOP	Riley	24 min
May 25, 7:44 PM CDT	Areal Flood Advisory	TOP	Marshall	3 hr
May 25, 7:58 PM CDT	Special Weather Statement	TOP	Riley	32 min
May 25, 8:02 PM CDT	Severe Thunderstorm Warning	TOP	Pottawatomie, Riley	43 min
May 25, 8:36 PM CDT	Special Weather Statement	TOP	Brown	24 min
May 26, 3:10 AM CDT	Flash Flood Watch	TOP	Brown, Clay, Cloud, Dickinson, Douglas, Franklin and 14 more	31 hr
May 26, 6:51 PM CDT	Special Weather Statement	TOP	Clay, Cloud	54 min

Nearby

Special Weather Statements in Kansas, 2021 Every 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.