Scattered afternoon and early evening thunderstorms passed through the northern Red River Valley, producing a few lightning strikes. One woman was injured from a lightning strike on the Drayton golf course.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS FGF wrote it up.
Scattered afternoon and early evening thunderstorms passed through the northern Red River Valley, producing a few lightning strikes. One woman was injured from a lightning strike on the Drayton golf course.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Grand Forks, ND wrote its last area forecast discussion before the first event at Jul 14, 2:37 PM CST, 1 hour 53 minutes earlier.
Area Forecast Discussion National Weather Service Grand Forks ND 337 PM CDT Fri Jul 14 2017 .SHORT TERM...(This evening through Saturday) Issued at 258 PM CDT Fri Jul 14 2017 Challenge this evening and then into tomorrow will be showers and thunderstorms then temperatures. A short wave is riding over the top of the 500mb ridge across the western high plains and will drag an associated SFC trough across ND this afternoon and evening. A couple storms have already developed west of Minot this afternoon. This activity will move to the east and bring a threat of a strong with the possibility of a few severe storms into the western portion of the forecast area. Lapse rates have become steep across the western half of ND, better than 8C/km. Combined with increasing moisture and instability along the boundary convective activity will be move into the the Devils Lake basin late this afternoon and into the evening. A weakening convective trend is expected across the valley as lapse rates and instability will be less favorable. Primary threat is expected to be wind gusts around 60mph and or hail up to 1.5 inches in size. Widespread severe activity is not expected. Showers will continue to weakening as they move to the southeast overnight. In the wake of the system north winds will develop with drier air filtering south. Max temps will be in the 70s north and 80s elsewhere with full solar. .LONG TERM...(Saturday night through Friday) Issued at 258 PM CDT Fri Jul 14 2017 Surface high pressure shifts across northern Minnesota and provides continued northerly flow and a somewhat drier airmass through Saturday night into Sunday morning. Through the day on Sunday expect fair skies and an increasing southerly return flow... with increasing humidity and a chance for showers and thunderstorms from Sunday night into Monday across most of the area. Next Tuesday looks to remain dry and somewhat milder as a drier Canadian airmass transits the north... resulting in light a variable winds. Wednesday should see a return to southerly blayer flow but an increase in clouds and the possibility of scattered showers and thunderstorms could keep temperatures in the seasonably mild range. The late week period should remain mainly dry with temperatures at or near seasonal normals. && .AVIATION...(For the 18Z TAFS through 18Z Saturday afternoon) Issued at 1233 PM CDT Fri Jul 14 2017 VFR with south winds and a few gusts into the 20 to 25kt range at GFK and possibly DVL this afternoon. Went with VCTS this evening across the northern TAF locations. Thunderstorm placement and timing to be refined on the 00Z TAF issuance. Post 06Z thunderstorms and showers decreasing with winds shifting to the NW. && .FGF WATCHES/WARNINGS/ADVISORIES... ND...None. MN...None. && SHORT TERM...JK LONG TERM...Gust AVIATION...JK
Hazardous Weather Outlook National Weather Service Grand Forks ND 558 AM CDT Fri Jul 14 2017 MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024- 026>030-038-039-049-052>054-151100- West Polk-Norman-Clay-Kittson-Roseau-Lake Of The Woods- West Marshall-East Marshall-North Beltrami-Pennington-Red Lake- East Polk-North Clearwater-South Beltrami-Mahnomen- South Clearwater-Hubbard-West Becker-East Becker-Wilkin- West Otter Tail-East Otter Tail-Wadena-Grant-Towner-Cavalier- Pembina-Benson-Ramsey-Eastern Walsh County-Eddy-Nelson- Grand Forks-Griggs-Steele-Traill-Barnes-Cass-Ransom-Sargent- Richland-Western Walsh County- 558 AM CDT Fri Jul 14 2017 This hazardous weather outlook is for portions of eastern North Dakota, west central and northwest Minnesota. .DAY ONE...Today and Tonight Isolated strong to severe thunderstorms are possible late this afternoon and throughout the evening hours. The main threats will be hail up to ping pong ball size, wind gusts of 60 mph, and deadly lightning. .DAYS TWO THROUGH SEVEN...Saturday through Thursday No hazardous weather is expected through the weekend. The new work week will bring several chances for thunderstorms with the first chances Monday and Monday night. Some uncertainty still exists as to the possibility for any severe storms but it is not out of the question at this point. .SPOTTER INFORMATION STATEMENT... Spotter activation may be required. Lee
The Fargo/Grand Forks radar (KMVX), 116 km away, was scanning. The volume nearest the first event began at 22:32 UTC.
1 lightning. Local standard time, as filed.
A woman was struck by lightning at the Drayton ND golf course. Reports indicate that the golfer received a ground pulse from a distant lightning strike which traveled up her golf club.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in North Dakota in 2017Every state in 2017This day in weather historyWarnings in North Dakota, July 2017
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 701163.