Alert archive / Missouri / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 45, NWS Kansas City, MO

April 2, 2026Harrison County, Mercer County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Apr 2, 2026, 1:31 PM CDT for Harrison County, Mercer County, Missouri. It was in force for 29 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: Apr 2, 2026, 1:31 PM CDT (18:31 UTC)
Expired: Apr 2, 2026, 2:00 PM CDT
In force: 29 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Harrison County, MO, Mercer County, MO

The radar

The Des Moines radar (KDMX), 149 km from the middle of the area, began a volume at 18:30 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 12:00Z, 6.5 hours before the alert went out and 222 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: 116 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 482 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 182 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Apr 2, 12:33 PM CDT, 58 minutes earlier.

Area forecast discussion, Apr 2, 12:33 PM CDT, 58 minutes before

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Hazardous weather outlook, Apr 2, 5:08 AM CDT, 8 hours 23 minutes before

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In the hours before

Local storm report, Apr 2, 8:39 AM CDT, 4 hours 52 minutes before

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Local storm report, Apr 2, 9:01 AM CDT, 4 hours 30 minutes before

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Local storm report, Apr 2, 9:08 AM CDT, 4 hours 23 minutes before

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Local storm report, Apr 2, 9:45 AM CDT, 3 hours 46 minutes before

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Local storm report, Apr 2, 9:49 AM CDT, 3 hours 42 minutes before

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Local storm report, Apr 2, 11:42 AM CDT, 1 hour 49 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
Apr 1, 7:45 PM CDT	Special Weather Statement	EAX	Johnson	30 min
Apr 1, 8:01 PM CDT	Areal Flood Advisory	EAX	Bates, Cass, Henry, Johnson	70 min
Apr 1, 8:08 PM CDT	Special Weather Statement	EAX	Cooper	37 min
Apr 1, 8:27 PM CDT	Areal Flood Advisory	EAX	Cooper	7 hr
Apr 1, 8:38 PM CDT	Special Weather Statement	EAX	Bates	37 min
Apr 1, 8:41 PM CDT	Special Weather Statement	EAX	Henry	34 min
Apr 1, 9:04 PM CDT	Severe Thunderstorm Warning	EAX	Henry	41 min
Apr 1, 9:11 PM CDT	Flash Flood Warning	EAX	Bates, Cass, Henry, Johnson	6 hr
Apr 1, 9:41 PM CDT	Areal Flood Advisory	EAX	Cass, Jackson, Johnson	5 hr
Apr 1, 9:49 PM CDT	Special Weather Statement	EAX	Pettis	26 min
Apr 1, 9:50 PM CDT	Areal Flood Advisory	EAX	Henry, Johnson, Pettis	4 hr
Apr 1, 10:11 PM CDT	Severe Thunderstorm Warning	EAX	Henry	49 min
Apr 1, 11:02 PM CDT	Special Weather Statement	EAX	Pettis	28 min
Apr 1, 11:12 PM CDT	Flash Flood Warning	EAX	Cooper, Henry, Johnson, Lafayette, Pettis, Saline	6 hr
Apr 1, 11:12 PM CDT	Special Weather Statement	EAX	Pettis	33 min
Apr 1, 11:33 PM CDT	Flash Flood Warning Considerable damage threat	EAX	Bates, Cass, Henry, Johnson	3 hr
Apr 1, 11:39 PM CDT	River Flood Warning	EAX	Bates, Cass, Henry	41 hr
Apr 2, 12:08 AM CDT	Special Weather Statement	EAX	Bates	37 min
Apr 2, 12:33 AM CDT	Special Weather Statement	EAX	Henry	27 min
Apr 2, 12:49 AM CDT	Special Weather Statement	EAX	Henry	26 min
Apr 2, 1:25 AM CDT	Areal Flood Advisory	EAX	Carroll, Chariton, Cooper, Howard, Linn, Macon and 2 more	34 hr
Apr 2, 2:11 AM CDT	Special Weather Statement	EAX	Henry	34 min
Apr 2, 2:55 AM CDT	Areal Flood Warning	EAX	Bates, Cass, Henry, Jackson, Johnson	33 hr
Apr 2, 3:22 AM CDT	Wind Advisory	EAX	Adair, Chariton, Linn, Macon, Randolph, Schuyler and 1 more	16 hr
Apr 2, 3:42 AM CDT	Flash Flood Warning	EAX	Cooper	5 hr
Apr 2, 4:33 AM CDT	River Flood Warning	EAX	Howard	20 hr
Apr 2, 5:16 AM CDT	Areal Flood Warning	EAX	Cooper, Henry, Johnson, Lafayette, Pettis, Saline	31 hr
Apr 2, 7:16 AM CDT	River Flood Warning	EAX	Carroll	33 hr
Apr 2, 9:00 AM CDT	Areal Flood Warning	EAX	Cooper	27 hr
Apr 2, 2:16 PM CDT	Severe Thunderstorm Warning	EAX	Mercer	29 min
Apr 2, 2:42 PM CDT	Severe Thunderstorm Warning	EAX	Mercer, Putnam	18 min
Apr 2, 2:56 PM CDT	Severe Thunderstorm Warning	EAX	Mercer, Putnam	49 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2026 Every severe thunderstorm warning in 2026

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.