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Storm reports for July 8, 2020

NOAA recorded 94 hail reports, 298 wind reports and 15 tornado reports in 20 states on July 8, 2020.

in 20 states
407
Storm reports
Near 46.26, -94.63, MN
2.5 in
Largest hail
Near 41.10, -102.99, NE
94 mph
Highest gust
Highest rating EF4, near 46.09, -95.94, MN
15
Tornado reports
Sources: NOAA/NWS Storm Prediction Center reports; damage surveys from the NWS Damage Assessment Toolkit

Hail, inches

  • 0.75
  • 1
  • 1.5
  • 2
  • 2.5
  • 3+

Dots: reports.

  • Wind report
  • Tornado and its path
  • Surveyed tornado path

Source: NOAA/NWS Storm Prediction Center, final severe weather database (from NOAA's Storm Data). Report day: 12:00 UTC on July 8, 2020 to 12:00 UTC the next day. Times are Central.

Select a dot or a path for the report. NWS survey teams walked the shaded paths after the storm; each is drawn at the widest width they found, so it can look wider than the damage at any one spot.

What happened

An EF4 tornado touched down 6.5 miles west of Ashby in Grant County, Minnesota, at 5:08 p.m. CDT on July 8, 2020, and tracked 9 miles to 5 miles east of Dalton in Otter Tail County before lifting at 5:39 p.m.1 NWS Grand Forks estimated its peak winds at 170 mph and its path at up to 650 yards wide. One person was killed and two were injured.1 It hit at least 10 farmsteads and destroyed three homes, a pole shed and a machine shed. Storm Events lists $1.6 million in property damage across the two counties.2,3

Hail 2.5 inches across fell north of Thedford, Nebraska, about 8:25 p.m. CDT, and on the west side of Lake Shamineau in Morrison County, Minnesota, about 7:20 p.m.4,5 The Sidney airport sensor in western Nebraska measured a gust of 82 knots (94 mph) at 5:11 p.m. MDT.6

Sources

  1. 1. NWS Grand Forks: Review of the damaging EF-4 tornado across west central Minnesota on July 8th, 2020
  2. 2. NOAA NCEI Storm Events Database: Storm Events Database: Event 898307, tornado, Otter Tail County, Minnesota
  3. 3. NOAA NCEI Storm Events Database: Storm Events Database: Event 898306, tornado, Grant County, Minnesota
  4. 4. NOAA NCEI Storm Events Database: Storm Events Database: Event 901807, hail, Thomas County, Nebraska
  5. 5. NOAA NCEI Storm Events Database: Storm Events Database: Event 906350, hail, Morrison County, Minnesota
  6. 6. NOAA NCEI Storm Events Database: Storm Events Database: Event 906518, thunderstorm wind, Cheyenne County, Nebraska

Reports by hour

Hail94, most at 7 PM

Wind298, most at 12 AM

Tornado15, most at 7 PM

Reports per hour, Central time. Each row has its own scale.

Every report

Source: NOAA/NWS Storm Prediction Center.

TimeRatingWherePath
4:04 PMNot ratedAbout 43 miles from Rockford, IL0.31 mi long, 10 yd wide
5:08 PMEF4Near 46.09, -95.94, MN8.86 mi long, 650 yd wide
6:32 PMEF0Near 46.24, -95.52, MN0.2 mi long, 20 yd wide
6:49 PMEF0Near 40.89, -102.07, CO0.01 mi long, 50 yd wide
6:50 PMNot ratedNear 40.85, -101.82, NE0.1 mi long, 10 yd wide
6:55 PMNot ratedNear 40.83, -102.03, NE0.1 mi long, 10 yd wide
6:59 PMEF0Near 40.82, -102.15, CO0.01 mi long, 50 yd wide
7:01 PMNot ratedNear 40.85, -101.76, NE0.1 mi long, 10 yd wide
7:04 PMEF0Near 40.87, -102.23, CO0.01 mi long, 50 yd wide
7:04 PMEF0Near 40.85, -102.13, CO0.01 mi long, 50 yd wide
7:10 PMEF0Near 40.83, -102.14, CO0.01 mi long, 50 yd wide
7:15 PMEF0Near 46.26, -94.00, MN7.39 mi long, 50 yd wide
7:19 PMEF0Near 40.85, -102.13, CO0.01 mi long, 50 yd wide
7:55 PMNot ratedNear 42.05, -100.58, NE0.1 mi long, 10 yd wide
11:29 PMEF0Near 41.33, -97.70, NE4.21 mi long, 130 yd wide

By state

StateReportsHailWindTornado
Nebraska131101165
Minnesota6545173
Kansas260260
South Dakota201640
Vermont202180
Maine191180
New York192170
Wisconsin197120
New Hampshire185130
Pennsylvania170170
Illinois110101
Colorado10136
Indiana7160
Kentucky7070
Ohio7340
Mississippi3030
Georgia2020
Iowa2020
Michigan2110
North Dakota2020

Cities with reports nearby

Reports within 15 miles of the center of each city we track.

CityLargest hailHighest gustTornado reports
Detroit, MI1.0 inNone0
Duluth, MN1.0 in58 mph0
Minneapolis, MN1.0 in60 mph0
Albany, NY0.88 in58 mph0
Davenport, IANone64 mph0
Dayton, OHNone58 mph0
Fort Wayne, INNone70 mph0
Lexington, KYNone61 mph0
Lincoln, NENone81 mph0
Louisville, KYNone60 mph0
Manchester, NHNone58 mph0
Peoria, ILNone60 mph0
Poughkeepsie, NYNone60 mph0
St. Louis, MONone64 mph0
Topeka, KSNone70 mph0
York, PANone60 mph0

Reports are what observers recorded near a location, not a complete record of every storm. They don’t describe conditions at any building.