Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 166, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at May 15, 1989, 12:31 PM CDT for Garfield County, Major County, Oklahoma. It was in force for 44 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 15, 1989, 12:31 PM CDT (17:31 UTC)
- Expired
- May 15, 1989, 1:15 PM CDT
- In force
- 44 min
- Issued by
- NWS Norman, OK
- Area
- Whole counties
Counties Garfield County, OK, Major County, OK
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 15, 12:45 PM CDT | Hail 1 | Garfield, OK | |
| May 15, 1:20 PM CDT | Hail 0.75 | Garfield, OK |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, May 15, 7:47 AM CDT, 4 hours 44 minutes before
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</html>Local storm report, May 15, 9:29 AM CDT, 3 hours 2 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
929 AM CDT SUN MAY 14 1989
TIME COUNTY EVENT
845 AM WOODS DIME-SIZED HAIL 4 MILES WEST OF PLAINVIEW
900 AM MCCLAIN DIME-SIZED HAIL{ IN PAYNE
920 AM WOODS GUSTS TO 70 MPH AND DIME-SIZED HAIL 12 MILES NORTH
AND 5 WEST OF CORA AT AN AIRFIELDLocal storm report, May 15, 10:56 AM CDT, 1 hour 35 minutes before
STORM REPORT NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 1056 AM CDT SUN MAY 14 1989 TIME COUNTY EVENT 1050 AM ALFALFA DIME-SIZED HAIL 3 MILES NORTH OF CHEROKEE
Special weather statement, May 15, 12:12 PM CDT, 19 minutes before
OKLAHOMA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 1200 PM CDT MON MAY 15 1989 ...REFER TO SEVERE THUNDERSTORM WATCH NUMBER 230 VALID UNTIL 3 PM FOR MUCH OF OKLAHOMA... OTHERWISE THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND TONIGHT OVER MUCH OF OKLAHOMA...TO THE WEST OF A BARTLESVILLE TO PAGE LINE. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TO THE EAST OF THAT LINE. SEVERE THUNDERSTORMS HAVE MOVED SOUTHEASTWARD FROM KANSAS INTO PORTIONS OF NORTHWESTERN AND NORTH CENTRAL OKLAHOMA THIS MORNING. THESE STORMS HAVE PRODUCED HAIL IN THESE AREAS. A MOIST AND UNSTABLE AIRMASS REMAINS IN PLACE ACROSS OKLAHOMA TODAY WITH DEWPOINTS IN THE 60S ACROSS THE STATE. IN THE UPPER LEVELS OF THE ATMOSPHDERE A BROAD TROUGH OF LOW PRESSURE REMAINS OVER THE WESTERN UNITED STATES. UPPER LEVEL IMPULSES CONTINUE TO ROTATE NORTHEASTWARD INTO THE CENTRL U.S. FROM THIS SYSTEM. AT THE SURFACE...A DIFFUSE WARM FRONT IS LOCATED JUST SOUTH OF THE RED ROVER OVER NORTH TEXAS. AN OUTFLOW BOUNDARY GENERATED BY THE THUNDERSTORMS OVER NORTHERN OKLAHOMA EXTENDED FROM AROUND GAGE TO NEAR PONCA CITY. THE BEST THREAT FOR SEVERE THUNDERSTORMS WILL BE IN NORTHERN SECTIONS AS THE THUNDERSTORMS CURRENTLY MOVING ACROSS NORTHERN OKLAHOMA MOVE INTO AN AIRMASS FURTHER DESTABILIZED BY AFTERNOON HEATING. IN ADDITION THUNDERSTORMS ARE ALSO EXPECTED TO DEVELOP THIS AFTERNOON IN THE VICINITY OF THE NORTH TEXAS WARM F?RONT. THE THUNDERSTORMS ARE EXPECTED TO CONTINUE THROUGH THE NIGHT AS AN UPPER LEVEL DISTURBANCE OVER ARIZONA MOVES OVER THE STATE LATER TONIGHT.
Special weather statement, May 15, 12:19 PM CDT, 12 minutes before
OKLAHOMA THUNDERSTORM OUTLOOK...CORRECTED NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 1200 PM CDT MON MAY 15 1989 ...REFER TO SEVERE THUNDERSTORM WATCH NUMBER 230 VALID UNTIL 3 PM FOR MUCH OF OKLAHOMA... OTHERWISE THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND TONIGHT OVER MUCH OF OKLAHOMA...TO THE WEST OF A BARTLESVILLE TO PAGE LINE. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TO THE EAST OF THAT LINE. SEVERE THUNDERSTORMS HAVE MOVED SOUTHEASTWARD FROM KANSAS INTO PORTIONS OF NORTHWESTERN AND NORTH CENTRAL OKLAHOMA THIS MORNING. THESE STORMS HAVE PRODUCED HAIL IN THESE AREAS. A MOIST AND UNSTABLE AIRMASS REMAINS IN PLACE ACROSS OKLAHOMA TODAY WITH DEWPOINTS IN THE 60S ACROSS THE STATE. IN THE UPPER LEVELS OF THE ATMOSPHDERE A BROAD TROUGH OF LOW PRESSURE REMAINS OVER THE WESTERN UNITED STATES. UPPER LEVEL IMPULSES CONTINUE TO ROTATE NORTHEASTWARD INTO THE CENTRL U.S. FROM THIS SYSTEM. AT THE SURFACE...A DIFFUSE WARM FRONT IS LOCATED JUST SOUTH OF THE RED RIVER OVER NORTH TEXAS. AN OUTFLOW BOUNDARY GENERATED BY THE THUNDERSTORMS OVER NORTHERN OKLAHOMA EXTENDED FROM AROUND GAGE TO NEAR PONCA CITY. THE BEST THREAT FOR SEVERE THUNDERSTORMS WILL BE IN NORTHERN SECTIONS AS THE THUNDERSTORMS CURRENTLY MOVING ACROSS NORTHERN OKLAHOMA MOVE INTO AN AIRMASS FURTHER DESTABILIZED BY AFTERNOON HEATING. IN ADDITION THUNDERSTORMS ARE ALSO EXPECTED TO DEVELOP THIS AFTERNOON IN THE VICINITY OF THE NORTHJ TEXAS WARM FRONT. THE THUNDERSTORMS ARE EXPECTED TO CONTINUE THROUGH THE NIGHT AS AN UPPER LEVEL DISTURBANCE OVER ARIZONA MOVES OVER THE STATE LATER TONIGHT.
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 12:42 AM CDT | Severe Thunderstorm Warning | OUN | Woods | 63 min |
| May 15, 12:59 AM CDT | Severe Thunderstorm Warning | OUN | Woods | 31 min |
| May 15, 1:29 AM CDT | Severe Thunderstorm Warning | OUN | Alfalfa, Woods | 61 min |
| May 15, 2:02 AM CDT | Severe Thunderstorm Warning | OUN | Ellis | 58 min |
| May 15, 7:08 AM CDT | Severe Thunderstorm Warning | OUN | Harper | 52 min |
| May 15, 8:00 AM CDT | Severe Thunderstorm Warning | OUN | Harper, Woods | 45 min |
| May 15, 9:45 AM CDT | Severe Thunderstorm Warning | OUN | Woods | 30 min |
| May 15, 10:15 AM CDT | Severe Thunderstorm Warning | OUN | Alfalfa | 30 min |
| May 15, 10:47 AM CDT | Severe Thunderstorm Warning | OUN | Alfalfa | 43 min |
| May 15, 11:00 AM CDT | Severe Thunderstorm Warning | OUN | Grant | 45 min |
| May 15, 11:17 AM CDT | Severe Thunderstorm Warning | OUN | Woods | 28 min |
| May 15, 11:58 AM CDT | Severe Thunderstorm Warning | OUN | Alfalfa, Garfield | 62 min |
| May 15, 12:31 PM CDT | Severe Thunderstorm Warning | OUN | Grant | 44 min |
| May 15, 12:52 PM CDT | Severe Thunderstorm Warning | OUN | Kay | 53 min |
| May 15, 1:10 PM CDT | Severe Thunderstorm Warning | OUN | Noble | 50 min |
| May 15, 1:16 PM CDT | Severe Thunderstorm Warning | OUN | Garfield | 44 min |
| May 15, 1:29 PM CDT | Severe Thunderstorm Warning | OUN | Kingfisher | 31 min |
| May 15, 2:11 PM CDT | Severe Thunderstorm Warning | OUN | Lincoln | 49 min |
| May 15, 2:32 PM CDT | Severe Thunderstorm Warning | OUN | Payne | 43 min |
| May 15, 2:47 PM CDT | Severe Thunderstorm Warning | OUN | Canadian, Kingfisher, Logan, Oklahoma | 43 min |
| May 15, 3:09 PM CDT | Tornado Warning | OUN | Lincoln | 36 min |
| May 15, 3:15 PM CDT | Severe Thunderstorm Warning | OUN | Canadian, Oklahoma | 45 min |
| May 15, 3:42 PM CDT | Severe Thunderstorm Warning | OUN | Oklahoma | 63 min |
| May 15, 3:45 PM CDT | Severe Thunderstorm Warning | OUN | Atoka | 45 min |
| May 15, 3:49 PM CDT | Severe Thunderstorm Warning | OUN | Lincoln | 26 min |
| May 15, 6:54 PM CDT | Severe Thunderstorm Warning | OUN | Grady | 51 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1989Every severe thunderstorm warning in 1989
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data.