National Storms

On the map: every storm report logged this day.

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HailWindTornado

2018 storm days

Storm reports for September 1, 2018

On September 1, 2018, 47 hail, 63 damaging-wind and 5 tornado reports were logged across 16 states.

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47hail reports
63damaging-wind reports
5tornado reports
2.75″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

← Aug 31, 2018 All 2018 storm days · September 2018 Sep 2, 2018 →

Other storms on September 1 →

On September 1, 2018, 47 hail, 63 damaging-wind and 5 tornado reports were logged across 16 states. The largest hail reported was 2.75″ (baseball size) in Navajo County, AZ.

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
KS81802.50″
IA16302.00″
NE5801.50″
NC1801.00″
VA090–
FL080–
MN7001.00″
MI014–
AZ4002.75″
TX2201.75″
NM1210.75″
SD2001.00″
TN020–
ND1000.88″
IL010–
OH010–

Cities with hail reported within 5 miles

CityPopulationLargest report
Urbandale, IA47,7592.00″
Johnston, IA25,0222.00″
Altoona, IA22,5982.00″
Pleasant Hill, IA11,9422.00″
Windsor Heights, IA5,1062.00″
Bondurant, IA9,5111.75″
Ankeny, IA76,7271.50″
Hays, KS21,2131.25″
Clive, IA19,5081.25″
Grimes, IA17,2661.25″
Amarillo, TX203,7290.88″
Fargo, ND136,2850.88″
Ames, IA69,0260.88″
West Fargo, ND41,0270.88″

Hail reports (47)

Time (UTC)SizeLocation
01:112.75″Navajo County, AZ
23:082.50″Osborne County, KS
23:192.50″Coconino County, AZ
22:192.00″Ellis County, KS
00:102.00″Polk County, IA
00:392.00″Polk County, IA
17:401.75″Apache County, AZ
23:141.75″Randall County, TX
00:351.75″Polk County, IA
00:471.75″Polk County, IA
00:481.75″Polk County, IA
22:501.50″Cheyenne County, NE
22:581.50″Russell County, KS
23:031.50″Russell County, KS
00:201.50″Polk County, IA
23:181.25″Ellis County, KS
23:301.25″Cheyenne County, NE
00:151.25″Polk County, IA
00:301.25″Polk County, IA
12:221.00″Guthrie County, IA
22:141.00″Coconino County, AZ
22:201.00″Ellis County, KS
23:021.00″Russell County, KS
23:181.00″Kimball County, NE
00:051.00″Polk County, IA
00:111.00″Polk County, IA
00:351.00″Otoe County, NE
00:381.00″Polk County, IA
01:251.00″Burke County, NC
06:001.00″Corson County, SD
06:201.00″Walworth County, SD
11:321.00″Cass County, MN
12:190.88″Guthrie County, IA
23:200.88″Potter County, TX
00:120.88″Polk County, IA
00:480.88″Dallas County, IA
04:010.88″Story County, IA
08:540.88″Cass County, ND
10:200.88″Grant County, MN
11:260.88″Cass County, MN
22:370.75″Cheyenne County, NE
23:180.75″Mitchell County, KS
00:000.75″Grant County, NM
11:130.75″Cass County, MN
11:230.75″Cass County, MN
11:250.75″Cass County, MN
11:410.75″Cass County, MN

Damage, injuries and deaths

National Weather Service offices recorded about $1 million in property damage and $1.5 million in crop damage from hail, thunderstorm wind and tornadoes across the US on this storm day (115 events in 16 states). Injuries and deaths are those the events caused directly.

CountyEventsInjuriesDeathsProperty damage
Osborne County, KS100$250,000
Clinton County, MI100$200,000
Barry County, MI100$150,000
Mecosta County, MI100$150,000
Jackson County, MI100$100,000
Polk County, IA800$72,000
Jewell County, KS200$65,000
Franklin County, OH100$20,000
Gaston County, NC100$10,000
Russell County, KS300$9,000
Cook County, IL100$5,000
Kalamazoo County, MI100$5,000

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.

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