Thunderstorm Wind, Kay
- When
- June 30, 3:40 PM CST
- Where
- Kay County, 2.98 mi SSE of Blackwell
- Measured
- 51 kt (59 mph) measured gust
- Reported by
- Mesonet
- Coordinates
- 36.760, -97.260
Scattered thunderstorms moved across northern Oklahoma during the afternoon of the 30th. Storms were mostly subsevere and disorganized, but one storm did produce a severe wind gust across north-central Oklahoma.
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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 OUN wrote it up.
Scattered thunderstorms moved across northern Oklahoma during the afternoon of the 30th. Storms were mostly subsevere and disorganized, but one storm did produce a severe wind gust across north-central Oklahoma.
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 Norman, OK wrote its last area forecast discussion before the first event at Jun 30, 1:14 PM CST, 2 hours 26 minutes earlier.
Area Forecast Discussion
National Weather Service Norman OK
214 PM CDT Wed Jun 30 2021
...New SHORT TERM, LONG TERM...
.SHORT TERM...
(This evening through Thursday)
Issued at 211 PM CDT Wed Jun 30 2021
An upper-level ridge will continue to remain over the area
through tomorrow. A weak surface boundary, oriented north to
south, will linger along the KS/OK border this evening. This
boundary will be the focus for showers and storms this afternoon
and evening. A humid airmass characterized by surface dewpoints in
the mid 70s, could foster locally heavy rainfall overnight and
into tomorrow morning. With soils already saturated from rainfall
earlier in the week, flooding could be possible, especially with
forecasted PWATs of just over 2 inches in north central OK. As a
stronger cold front moves in from KS overnight, rainfall will
transition from north to south through the day tomorrow. A Flood
Watch is in effect for north central and central OK, down into
southwestern OK through the period. Temperatures tomorrow morning
and afternoon will still be below average.
Bunker
&&
.LONG TERM...
(Thursday night through next Tuesday)
Issued at 211 PM CDT Wed Jun 30 2021
The aforementioned cold front will continue to push through the
state tomorrow night. With the current forecasted timing of the
front, the best chance for precipitation along the front will be
Thursday night into Friday morning along southwestern and south
central OK. The aforementioned Flood Watch will remain in effect
until Friday morning at 12Z. Once this front moves through the
area, a drying trend (in terms of precipitation) will persist
through the weekend. Below average temperatures and drier air will
linger across the area all weekend, so expect July 4th to be
quite pleasant.
Models are suggesting a weak mid-level trough across the
central/southern plains by early next week. This trough could
bring with it some showers and storms across the area, but
confidence remains low at this time. That being said, left low
chances in for the lack of confidence. High temperatures will
remain in the low to mid 80s, which is still below average.
Southerly surface flow will bring in higher dewpoints relative to
the weekend.
Bunker
&&
.AVIATION...
(18Z TAFS)
Issued at 116 PM CDT Wed Jun 30 2021
A stationary front across northwestern Oklahoma and southern
Kansas, with scattered showers and storms ongoing in the vicinity
of the boundary. VFR ceilings should continue through the
afternoon. Overnight the front begins to move southward, reducing
ceilings to MVFR levels and precipitation chances through
overnight into Thursday. Surface winds with the frontal passage
will shift from southerly to northerly behind the front.
&&
.UPPER AIR...
Issued at 234 AM CDT Wed Jun 30 2021
No upper air flights are planned at this time.
&&
.PRELIMINARY POINT TEMPS/POPS...
Oklahoma City OK 71 86 69 82 / 30 80 60 40
Hobart OK 70 89 67 82 / 30 60 80 60
Wichita Falls TX 73 92 71 83 / 20 30 60 60
Gage OK 68 86 66 81 / 40 80 70 40
Ponca City OK 70 83 68 84 / 80 80 30 10
Durant OK 73 91 71 86 / 20 70 70 60
&&
.OUN WATCHES/WARNINGS/ADVISORIES...
OK...Flood Watch through Friday morning for OKZ006>008-011>030-
034>038.
TX...None.
&&
SHORT TERM...13
LONG TERM....13
AVIATION...50Hazardous Weather Outlook...UPDATED National Weather Service Norman OK 1139 AM CDT Wed Jun 30 2021 OKZ004>048-050>052-TXZ083>090-011645- Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield- Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne- Beckham-Washita-Caddo-Canadian-Oklahoma-Lincoln-Grady-McClain- Cleveland-Pottawatomie-Seminole-Hughes-Harmon-Greer-Kiowa-Jackson- Tillman-Comanche-Stephens-Garvin-Murray-Pontotoc-Coal-Cotton- Jefferson-Carter-Johnston-Atoka-Love-Marshall-Bryan-Hardeman- Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- 1139 AM CDT Wed Jun 30 2021 This hazardous weather outlook is for portions of northern... western...central...and southern Oklahoma...and western north Texas. .DAY ONE...This Afternoon and Tonight... .Thunderstorms... Isolated to widely scattered showers and thunderstorms will remain possible across portions of the area this afternoon and then become more numerous tonight, especially in northern Oklahoma. No severe storms are expected, but heavy rain associated with storms will increase the threat of flooding. .Heavy Rain... Although brief in nature, heavy rain, especially in areas where the ground is saturated, could lead to flooding in some locations through tonight. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday... .Thunderstorms... Thunderstorm chances will increase on Thursday and Thursday night as a cold front moves southward across the area. Storm chances then gradually shift southward into southern Oklahoma and western north Texas by Friday into the weekend. .Heavy Rain... Because of saturated ground across much of the area, a risk for flooding will continue through Friday. Get graphics and more details at weather.gov/norman...and follow our weather forecast office on Twitter and Facebook.
The Vance AFB radar (KVNX), 77 km away, was scanning. The volume nearest the first event began at 21:42 UTC.
1 thunderstorm wind. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oklahoma in 2021Every state in 2021This day in weather historyWarnings in Oklahoma, June 2021
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: 969472.