Severe thunderstorms developed in multiple waves along a surface dry line during the afternoon and evening hours on April 21st. Large hail was the primary severe weather which occurred, especially over portions of Collin County, where hail damaged several jurisdictions in and around McKinney.

Hail in EASTLAND, TEXAS
From 21-APR-17 18:53:00 to 21-APR-17 18:53:00 (CST-6)
Location: RANGER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported quarter size hail in the city of Ranger.

Hail in COLLIN, TEXAS
From 21-APR-17 19:29:00 to 21-APR-17 19:29:00 (CST-6)
Location: CELINA
Magnitude: 1.50 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm spotter reported ping pong hail size approximately 4 miles WSW of Celina.

Hail in COLLIN, TEXAS
From 21-APR-17 19:41:00 to 21-APR-17 19:41:00 (CST-6)
Location: CELINA
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An storm spotter reported golf ball size hail in Celina.

Hail in COOKE, TEXAS
From 21-APR-17 18:13:00 to 21-APR-17 18:13:00 (CST-6)
Location: GAINESVILLE
Magnitude: 2.75 
Property damage: 80.00K
Crop damage: 0.00K
Reported by: Social Media

A social media report indicated baseball sized hail in the city of Gainesville, TX.

Hail in COLLIN, TEXAS
From 21-APR-17 19:35:00 to 21-APR-17 19:35:00 (CST-6)
Location: CELINA
Magnitude: 2.50 
Property damage: 120.00K
Crop damage: 0.00K
Reported by: Public

A social media user reported 2.50 inch hail near Prosper/Celina area.

Hail in COLLIN, TEXAS
From 21-APR-17 20:03:00 to 21-APR-17 20:03:00 (CST-6)
Location: FAIRVIEW
Magnitude: 2.50 
Property damage: 200.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm Spotter reported tennis ball size hail near highway 121 and US 75.

Hail in COLLIN, TEXAS
From 21-APR-17 19:43:00 to 21-APR-17 19:43:00 (CST-6)
Location: PROSPER
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Social media reported golf ball size near Prosper.

Hail in PARKER, TEXAS
From 21-APR-17 20:00:00 to 21-APR-17 20:00:00 (CST-6)
Location: ALEDO
Magnitude: 1.00 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An storm spotter reported quarter size hail near Aledo.

Hail in COLLIN, TEXAS
From 21-APR-17 19:47:00 to 21-APR-17 19:47:00 (CST-6)
Location: MCKINNEY
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency Manager reported golf ball size hail in Mckinney.

Hail in COLLIN, TEXAS
From 21-APR-17 19:35:00 to 21-APR-17 19:35:00 (CST-6)
Location: CELINA
Magnitude: 2.00 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Social Media reported egg size hail SE of Celina.

Hail in COOKE, TEXAS
From 21-APR-17 17:52:00 to 21-APR-17 17:52:00 (CST-6)
Location: MUENSTER
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 45.00K
Reported by: Emergency Manager

The Cooke County emergency manager reported egg sized hail north of Muenster.

Thunderstorm Wind in GRAYSON, TEXAS
From 21-APR-17 18:57:00 to 21-APR-17 18:57:00 (CST-6)
Location: TIOGA
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Grayson County emergency manager reported a wind gust estimated at 60 mph just south of Tioga.

Thunderstorm Wind in DENTON, TEXAS
From 21-APR-17 19:13:00 to 21-APR-17 19:13:00 (CST-6)
Location: GREEN VLY
Magnitude: 52.00 MG
Property damage: 5.00K
Crop damage: 5.00K
Reported by: Amateur Radio

An amateur radio operator reported a measured 60 mph wind gust on the south side of Lake Ray Roberts.

Hail in ERATH, TEXAS
From 21-APR-17 19:37:00 to 21-APR-17 19:37:00 (CST-6)
Location: LINGLEVILLE
Magnitude: 1.75 
Property damage: 40.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Fire Department reported golf ball size hail in Lingleville Fire Station.

Hail in COLLIN, TEXAS
From 21-APR-17 19:52:00 to 21-APR-17 19:52:00 (CST-6)
Location: MCKINNEY
Magnitude: 2.75 
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An storm spotter reported baseball size hail 2 miles west of McKinney.

Hail in COLLIN, TEXAS
From 21-APR-17 19:56:00 to 21-APR-17 19:56:00 (CST-6)
Location: FAIRVIEW
Magnitude: 1.25 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An storm spotter reported half dollar size hail near McKinney.

Hail in FANNIN, TEXAS
From 21-APR-17 19:50:00 to 21-APR-17 19:50:00 (CST-6)
Location: TELEPHONE
Magnitude: 1.50 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm spotter reported ping pong size hail near the city of Telephone, TX.

Hail in LAMAR, TEXAS
From 21-APR-17 20:44:00 to 21-APR-17 20:44:00 (CST-6)
Location: PARKS
Magnitude: 1.75 
Property damage: 60.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio reported golf ball size hail near Paris, TX.

Hail in DALLAS, TEXAS
From 21-APR-17 22:00:00 to 21-APR-17 22:00:00 (CST-6)
Location: (ADS)ADDISON ARPT DA
Magnitude: 1.75 
Property damage: 80.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained Spotter reported golf ball size hail near P. George Bush Turnpike and Preston Road.

Hail in COLLIN, TEXAS
From 21-APR-17 22:06:00 to 21-APR-17 22:06:00 (CST-6)
Location: PLANO
Magnitude: 1.75 
Property damage: 120.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency Manager reported golf ball size hail in central Plano.

Hail in DALLAS, TEXAS
From 21-APR-17 22:04:00 to 21-APR-17 22:04:00 (CST-6)
Location: RICHARDSON
Magnitude: 2.00 
Property damage: 200.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported egg size hail 2 miles NNW of Richardson.

Hail in COLLIN, TEXAS
From 21-APR-17 22:00:00 to 21-APR-17 22:00:00 (CST-6)
Location: (ADS)ADDISON ARPT DA
Magnitude: 1.50 
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained Spotter reported ping pong size hail six miles southwest of Plano, near Preston Rd and Frankford Rd.

Hail in ERATH, TEXAS
From 21-APR-17 19:57:00 to 21-APR-17 19:57:00 (CST-6)
Location: STEPHENVILLE
Magnitude: 1.00 
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm Spotter reported quarter size hail south of Stephenville, TX.

Hail in COLLIN, TEXAS
From 21-APR-17 20:00:00 to 21-APR-17 20:00:00 (CST-6)
Location: ALLEN
Magnitude: 1.00 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm Spotter reported quarter size hail 3 miles NNW of Allen.

Hail in COOKE, TEXAS
From 21-APR-17 20:04:00 to 21-APR-17 20:04:00 (CST-6)
Location: GAINESVILLE
Magnitude: 1.00 
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm spotter reported quarter size hail 4 miles south/southwest of Gainesville.

Hail in LAMAR, TEXAS
From 21-APR-17 20:42:00 to 21-APR-17 20:42:00 (CST-6)
Location: EMBERSON
Magnitude: 1.75 
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio reported golf ball size hail north/northwest of Lamar, in CR 32500 and FM 1499.

Hail in COOKE, TEXAS
From 21-APR-17 18:27:00 to 21-APR-17 18:27:00 (CST-6)
Location: GAINESVILLE
Magnitude: 2.75 
Property damage: 80.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Baseball sized hail was reported on I-35 on the south side of Gainesville.

Hail in COOKE, TEXAS
From 21-APR-17 18:27:00 to 21-APR-17 18:27:00 (CST-6)
Location: HOPE
Magnitude: 1.50 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Ping pong ball sized hail was reported to the southeast of Gainesville.

Hail in COOKE, TEXAS
From 21-APR-17 18:27:00 to 21-APR-17 18:27:00 (CST-6)
Location: GAINESVILLE MUNI ARP
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter reported quarter sized hail approximately 3 miles southeast of Lindsay.

Hail in COOKE, TEXAS
From 21-APR-17 18:30:00 to 21-APR-17 18:30:00 (CST-6)
Location: GAINESVILLE
Magnitude: 1.50 
Property damage: 40.00K
Crop damage: 0.00K
Reported by: Public

A report of half dollar hail was received.

Hail in ERATH, TEXAS
From 21-APR-17 20:34:00 to 21-APR-17 20:34:00 (CST-6)
Location: DUBLIN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HUNT, TEXAS
From 21-APR-17 20:44:00 to 21-APR-17 20:44:00 (CST-6)
Location: CADDO MILLS
Magnitude: 1.75 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio reported golf ball size hail in Caddo Mills, TX.

Hail in DENTON, TEXAS
From 21-APR-17 21:00:00 to 21-APR-17 21:00:00 (CST-6)
Location: KRUM
Magnitude: 1.00 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio reported quarter size hail west of Denton, near the intersection of US 156 and 380.

Hail in DENTON, TEXAS
From 21-APR-17 21:06:00 to 21-APR-17 21:06:00 (CST-6)
Location: ARGYLE
Magnitude: 1.00 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio reported quarter size hail near Robson Ranch, 2 miles north of Corral City.

Hail in GRAYSON, TEXAS
From 21-APR-17 18:52:00 to 21-APR-17 18:52:00 (CST-6)
Location: TIOGA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in GRAYSON, TEXAS
From 21-APR-17 18:45:00 to 21-APR-17 18:45:00 (CST-6)
Location: COLLINSVILLE
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency management relayed a spotter report of hen-egg sized hail approximately 5 miles northwest of the city of Tioga, TX.

Hail in DENTON, TEXAS
From 21-APR-17 21:06:00 to 21-APR-17 21:06:00 (CST-6)
Location: MAYHILL
Magnitude: 1.25 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Public report: half dollar size hail approximately 3 miles south/southwest of Denton.

Hail in ROCKWALL, TEXAS
From 21-APR-17 21:11:00 to 21-APR-17 21:11:00 (CST-6)
Location: ROYSE CITY
Magnitude: 1.00 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm spotter reported quarter size hail in Royse City.

Hail in DENTON, TEXAS
From 21-APR-17 21:20:00 to 21-APR-17 21:20:00 (CST-6)
Location: LAKE DALLAS
Magnitude: 1.25 
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Social media (via Twitter) reported half dollar size hail near Highland Village.

Hail in ROCKWALL, TEXAS
From 21-APR-17 21:22:00 to 21-APR-17 21:22:00 (CST-6)
Location: ROYSE CITY
Magnitude: 1.25 
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Storm spotter reported half dollar size hail in Royse City.

Hail in COLLIN, TEXAS
From 21-APR-17 19:40:00 to 21-APR-17 19:40:00 (CST-6)
Location: PROSPER
Magnitude: 2.75 
Property damage: 60.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An amateur radio operator reported baseball size hail just east of Prosper.

Hail in DENTON, TEXAS
From 21-APR-17 21:47:00 to 21-APR-17 21:47:00 (CST-6)
Location: HEBRON
Magnitude: 1.75 
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Public

Public reported golf ball size hail in Hebron, TX, in the intersection of King Arthur Blvd and N Josey Ln.

Hail in DALLAS, TEXAS
From 21-APR-17 22:14:00 to 21-APR-17 22:14:00 (CST-6)
Location: RICHARDSON
Magnitude: 1.00 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur Radio reported quarter size hail near Richardson.

Hail in COLLIN, TEXAS
From 21-APR-17 21:54:00 to 21-APR-17 21:54:00 (CST-6)
Location: SHEPTON
Magnitude: 1.25 
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Media reported half dollar size hail near the Dallas Tollway and P. George Bush Turnpike approximate 7 miles west of Plano.

Hail in DALLAS, TEXAS
From 21-APR-17 22:28:00 to 21-APR-17 22:28:00 (CST-6)
Location: RICHARDSON
Magnitude: 2.00 
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Social Media

Social Media reported up to egg size hail in Richardson.

Hail in COOKE, TEXAS
From 21-APR-17 18:18:00 to 21-APR-17 18:18:00 (CST-6)
Location: GAINESVILLE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Tornado in COOKE, TEXAS
From 21-APR-17 18:22:00 to 21-APR-17 18:24:00 (CST-6)
Location: VALLEY VIEW
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple spotters reported a rain wrapped tornado to the northwest of Valley View, and west of I-35.  This tornado produced minimal damage over open farm and ranch land.

Hail in MONTAGUE, TEXAS
From 21-APR-17 01:45:00 to 21-APR-17 01:47:00 (CST-6)
Location: BOWIE MUNI
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Montague County emergency manager reported quarter sized hail at the intersection of Lone Star Road and Phillips Road.

Hail in MONTAGUE, TEXAS
From 21-APR-17 17:18:00 to 21-APR-17 17:19:00 (CST-6)
Location: BELCHERVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Nocona Fire Department reported quarter sized hail approximately 8 miles north of Nocona on Farm to Market Road 1759.

Hail in MONTAGUE, TEXAS
From 21-APR-17 17:26:00 to 21-APR-17 17:26:00 (CST-6)
Location: ROWLAND
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Nocona Fire Department reported half dollar sized hail near Lake Nocona.

Hail in COOKE, TEXAS
From 21-APR-17 17:49:00 to 21-APR-17 17:49:00 (CST-6)
Location: MARYSVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters reported quarter sized hail north of Muenster.