National Storms

On the map: every storm report logged this day.

On the map

HailWindTornado

2018 storm days

Storm reports for July 31, 2018

On July 31, 2018, 20 hail, 35 damaging-wind and 4 tornado reports were logged across 14 states.

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20hail reports
35damaging-wind reports
4tornado reports
2.50″largest hail reported

IndependentNot affiliated with NOAA or the National Weather Service. Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology

← Jul 30, 2018 All 2018 storm days · July 2018 Aug 1, 2018 →

Other storms on July 31 →

On July 31, 2018, 20 hail, 35 damaging-wind and 4 tornado reports were logged across 14 states. The largest hail reported was 2.50″ (tennis ball size) in Newton County, MS.

Storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Radar hail estimates start October 2019.

Storm reports by state

StateHailWindTornadoLargest hail
NM13102.00″
MS11102.50″
WV090–
MN5001.75″
LA040–
KY021–
OH002–
MI011–
TX020–
PA020–
MO1001.00″
NC010–
SD010–
GA010–

Cities with hail reported within 5 miles

CityPopulationLargest report
Newton, MS3,0792.50″
Rio Rancho, NM112,5241.00″
Corrales, NM8,5300.88″

Hail reports (20)

Time (UTC)SizeLocation
18:422.50″Newton County, MS
22:442.00″Rio Arriba County, NM
23:451.75″Rio Arriba County, NM
01:271.75″Sandoval County, NM
03:531.75″Becker County, MN
20:121.00″Stoddard County, MO
23:411.00″Clearwater County, MN
23:411.00″Beltrami County, MN
23:571.00″Mora County, NM
00:071.00″Clearwater County, MN
00:401.00″Lincoln County, NM
00:501.00″Sandoval County, NM
00:501.00″San Miguel County, NM
01:201.00″San Miguel County, NM
02:051.00″Sandoval County, NM
02:321.00″Sandoval County, NM
02:351.00″Sandoval County, NM
00:300.88″Clay County, MN
02:410.88″Sandoval County, NM
23:400.75″Rio Arriba County, NM

Damage, injuries and deaths

National Weather Service offices recorded about $1 million in property damage and $1,000 in crop damage from hail, thunderstorm wind and tornadoes across the US on this storm day (59 events in 14 states). Injuries and deaths are those the events caused directly.

CountyEventsInjuriesDeathsProperty damage
Sandoval County, NM100$500,000
Lucas County, OH100$150,000
Cabell County, WV200$70,000
Newton County, MS200$60,000
Wayne County, MI100$50,000
Putnam County, WV200$36,000
Jones County, MS400$26,000
Lincoln County, NM100$25,000
Marion County, OH100$25,000
Perry County, MS400$20,000
Chattooga County, GA100$12,000
Greene County, PA100$10,000

What the National Weather Service wrote

Event narratives from NWS Storm Data, shortened. Up to six per day, chosen by deaths, injuries, damage and size.

Source: NOAA National Centers for Environmental Information (NCEI), Storm Events Database, as entered by National Weather Service offices; data through July 31, 2026. Damage is in dollars of the year, not adjusted for inflation.

NWS Tornado Damage Surveys for July 31, 2018

National Weather Service survey teams mapped 3 tornado paths from this storm day (1 EF3, 2 EF0), 2 miles in all. The map above draws each surveyed path as the NWS mapped it, colored by the EF rating of each stretch, in place of the straight start-to-end line.

RatingPeak windPath lengthMax widthDeaths / injuriesOn the groundSurveyed by
EF3–0.4 mi250 yd0 / 021:46 UTCNWS Cheyenne
EF060 mph1.0 mi20 yd0 / 023:10–23:12 UTCNWS Paducah
EF080 mph0.9 mi–0 / 004:44–04:46 UTCNWS Detroit

Source: NOAA National Weather Service Damage Assessment Toolkit (DAT): the tornado paths and EF-rating zones NWS survey teams mapped after each storm. Survey data are preliminary and can be revised; NOAA's official record is Storm Data (NCEI). Paths are simplified to about 30 m. Times are when the tornado was on the ground, in UTC.

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