On the afternoon of May 18, 2017 a large upper trough ejected into the plains and caused a widespread outbreak of severe weather across the states of Kansas and Missouri. While no tornadoes were reported with this activity, these storms produced numerous large hail stones and strong wind gusts. The largest hail stone reported this day in EAX's portion of Missouri was 1.75 inches. There were also several reports of strong winds in the 70 to 80 mph range, with mostly minor tree and structural damage as a result of these winds.

Hail in PLATTE, MISSOURI
From 18-MAY-17 20:38:00 to 18-MAY-17 20:38:00 (CST-6)
Location: PLATTE CITY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in PLATTE, MISSOURI
From 18-MAY-17 20:39:00 to 18-MAY-17 20:39:00 (CST-6)
Location: (MCI)KS CITY INTL AR
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Hail in CLAY, MISSOURI
From 18-MAY-17 20:55:00 to 18-MAY-17 20:58:00 (CST-6)
Location: SMITHVILLE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in CLAY, MISSOURI
From 18-MAY-17 20:56:00 to 18-MAY-17 20:56:00 (CST-6)
Location: SMITHVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LAFAYETTE, MISSOURI
From 18-MAY-17 21:36:00 to 18-MAY-17 21:36:00 (CST-6)
Location: LEXINGTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in LAFAYETTE, MISSOURI
From 19-MAY-17 16:24:00 to 19-MAY-17 16:24:00 (CST-6)
Location: ALMA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorm Wind in CLAY, MISSOURI
From 18-MAY-17 21:37:00 to 18-MAY-17 21:40:00 (CST-6)
Location: GLADSTONE
Magnitude: 52.00 EG
Reported by: Public

A 3-4 inch tree branch fell near Liberty.

Thunderstorm Wind in JACKSON, MISSOURI
From 18-MAY-17 21:47:00 to 18-MAY-17 21:50:00 (CST-6)
Location: LAKE TAPAWINGO
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 4-6 inch Oak tree limb broke.

Thunderstorm Wind in JACKSON, MISSOURI
From 18-MAY-17 21:50:00 to 18-MAY-17 21:53:00 (CST-6)
Location: FAIRMONT
Magnitude: 56.00 EG
Reported by: Trained Spotter

A 6 to 7 inch tree limb broke. Winds were estimated between 60 and 70 mph.

Thunderstorm Wind in PLATTE, MISSOURI
From 18-MAY-17 21:14:00 to 18-MAY-17 21:17:00 (CST-6)
Location: (MCI)KS CITY INTL AR
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A 61 mph wind gust was measured at KMCI ASOS.

Thunderstorm Wind in PLATTE, MISSOURI
From 18-MAY-17 21:25:00 to 18-MAY-17 21:28:00 (CST-6)
Location: LAKE WAUKOMIS
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

This report was received via social media.

Thunderstorm Wind in CLAY, MISSOURI
From 18-MAY-17 21:30:00 to 18-MAY-17 21:33:00 (CST-6)
Location: BIGHAM HGT
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a 75 mph wind gust.

Thunderstorm Wind in CLAY, MISSOURI
From 18-MAY-17 21:33:00 to 18-MAY-17 21:36:00 (CST-6)
Location: BIGHAM HGT
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A member of the public via amateur radio reported a 65 mph wind gust.

Thunderstorm Wind in CLAY, MISSOURI
From 18-MAY-17 21:37:00 to 18-MAY-17 21:39:00 (CST-6)
Location: LIBERTY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported a 60 mph wind.

Thunderstorm Wind in CLAY, MISSOURI
From 18-MAY-17 21:48:00 to 18-MAY-17 21:51:00 (CST-6)
Location: LIBERTY
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A trained spotter reported a 75 mph wind gust.

Hail in PLATTE, MISSOURI
From 18-MAY-17 20:25:00 to 18-MAY-17 20:28:00 (CST-6)
Location: WALDRON
Magnitude: 1.75 
Reported by: CoCoRaHS

Hail in PLATTE, MISSOURI
From 18-MAY-17 20:22:00 to 18-MAY-17 20:24:00 (CST-6)
Location: WALDRON
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in PLATTE, MISSOURI
From 18-MAY-17 20:20:00 to 18-MAY-17 20:23:00 (CST-6)
Location: LAKE WAUKOMIS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in PLATTE, MISSOURI
From 18-MAY-17 20:27:00 to 18-MAY-17 20:27:00 (CST-6)
Location: LAKE WAUKOMIS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in PLATTE, MISSOURI
From 18-MAY-17 20:30:00 to 18-MAY-17 20:30:00 (CST-6)
Location: PLATTE CITY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Hail in PLATTE, MISSOURI
From 18-MAY-17 20:35:00 to 18-MAY-17 20:35:00 (CST-6)
Location: PLATTE CITY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public