Alert archive / Missouri / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 178, NWS Kansas City, MO

July 17, 2023Nodaway County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jul 17, 2023, 9:44 AM CDT for Nodaway County, Missouri. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 17, 2023, 9:44 AM CDT (14:44 UTC)
Expired: Jul 17, 2023, 10:30 AM CDT
In force: 46 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Nodaway County, MO

The radar

The Omaha radar (KOAX), 164 km from the middle of the area, began a volume at 14:43 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

Omaha, NE (KOAX), launched 12:00Z, 2.7 hours before the alert went out and 164 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1126 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 102 m²/s²
0-3 km storm-relative helicity: 275 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 7.8

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 17, 6:25 AM CDT, 3 hours 19 minutes earlier.

Area forecast discussion, Jul 17, 6:25 AM CDT, 3 hours 19 minutes before

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Hazardous weather outlook, Jul 17, 3:47 AM CDT, 5 hours 57 minutes before

Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
347 AM CDT Mon Jul 17 2023

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-180900-
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-Johnson KS-
Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-Putnam-Schuyler-
Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-Buchanan-Clinton-
Caldwell-Livingston-Linn MO-Macon-Platte-Clay-Ray-Carroll-Chariton-
Randolph-Jackson-Lafayette-Saline-Howard-Cass-Johnson MO-Pettis-
Cooper-Bates-Henry-
347 AM CDT Mon Jul 17 2023

This hazardous weather outlook is for northwest...north central and
west central Missouri...as well as extreme eastern Kansas.

.DAY ONE...Today and Tonight

Thunderstorms will be possible today, gradually ending by this
evening. An isolated severe storm producing strong wind gusts cannot
be ruled out.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorm chances continue into Tuesday, a few storms may be
strong.

Heat and humidity also increase Tuesday and Wednesday, with heat
indicies approaching 100 to 105 mainly south of Interstate 70.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

In the hours before

Special weather statement, Jul 17, 6:48 AM CDT, 2 hours 56 minutes before

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Special weather statement, Jul 17, 7:46 AM CDT, 1 hour 58 minutes before

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Local storm report, Jul 17, 7:50 AM CDT, 1 hour 54 minutes before

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Special weather statement, Jul 17, 9:20 AM CDT, 24 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 17, 6:48 AM CDT	Special Weather Statement	EAX	Harrison	42 min
Jul 17, 7:23 AM CDT	Severe Thunderstorm Warning	EAX	Grundy, Harrison, Mercer	37 min
Jul 17, 7:46 AM CDT	Special Weather Statement	EAX	Grundy	44 min
Jul 17, 7:56 AM CDT	Severe Thunderstorm Warning	EAX	Daviess, Grundy, Livingston	49 min
Jul 17, 9:20 AM CDT	Special Weather Statement	EAX	Nodaway	40 min
Jul 17, 10:32 AM CDT	Special Weather Statement	EAX	Andrew	28 min
Jul 17, 1:32 PM CDT	Special Weather Statement	EAX	Harrison	28 min
Jul 17, 5:35 PM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson	40 min
Jul 17, 6:05 PM CDT	Severe Thunderstorm Warning	EAX	Cass	25 min
Jul 17, 6:21 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass	24 min
Jul 17, 6:42 PM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Bates, Cass, Henry	48 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2023 Every severe thunderstorm warning in 2023

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.