Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 302, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Jun 16, 1997, 9:31 PM CDT for Garvin County, McClain County, Oklahoma. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 16, 1997, 9:31 PM CDT (02:31 UTC)
- Expired
- Jun 16, 1997, 10:15 PM CDT
- In force
- 44 min
- Issued by
- NWS Norman, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Garvin County, OK, McClain County, OK
The radar
The Norman radar (KTLX), 54 km from the middle of the area, began a volume at 02:34 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 16, 4:15 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 2.5 hours before the alert went out and 40 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 3446 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1173 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 6.6
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.
NWS Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 3:36 PM CDT, 5 hours 55 minutes earlier.
Area forecast discussion, Jun 16, 3:36 PM CDT, 5 hours 55 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORMAN OK 330 PM CDT MON JUN 16 1997 FCST CONCERNS INCLUDE DEFINING LOCATIONS OF BEST FIRST PERIOD FLASH FLOOD AND SEVERE POTENTIAL. LATEST SFC ANALYSIS INDICATES CDFNT NEAR A TUL...OUN...TO LBB LINE. SATL IMAGERY SHOWS UPPER LOW CENTERED OVR ERN NM. LOCAL RADARS INDICATE CONVECTION DEVELOPING FROM SWRN KS THRU TX PNDHL...IN REGION OF STEEPEST LAPSE RATES. ARPS DATA INDICATES SMALL AREA OF 2000-2500 J/KG CAPE VALUES ACRS THE NORTHWEST ZNS. FEEL THE ACTIVITY ACRS THE NORTHWEST WL WEAKEN AFTER SUNSET. ARPS DATA ALSO INDICATES GOOD INSTABILITY ACROSS MUCH OF THE CENTRAL AND SOUTHERN ZNS...AND ARPS DATA INDICATES CAPE VALUES FROM 4500-5500 J/KG EXTENDING FROM ADM...DUA...TO SEMINOLE AND HUGHES COUNTIES. EXPECT RAPID DEVELOPMENT ACRS THIS AREA WITHIN NEXT HOUR. WITH HIGH PW VALUES ACROSS MUCH OF CWA SOUTH OF THE FRONT..WL ISSUE FLASH FLOOD WATCH OVERNIGHT ACRS THE SRN ZNS...AS UPPER LEVEL LOW COMBINES WITH FORCING ALONG THE SLOW MOVING BOUNDARY TO PRODUCE EFFICIENT...SLOW MOVING CONVECTION. MDLS ARE SIMILAR WITH PSN OF UPPER LOW...MOVING EAST TO AR BY 00Z WED. WL HV SLIGHT CHC/CHC MORNING POPS FOR THE CENTRAL AND SERN ZNS FOR TUE. MEDIUM RANGE MDLS INDICATE WARMING TREND BY END OF THE WEEK. COORD WITH TUL. FCSTID = 22 OKC 64 85 65 88 / 60 30 0 0 HBR 61 85 63 90 / 50 10 0 0 SPS 65 86 65 93 / 70 10 0 0 GAG 60 84 59 90 / 50 10 0 0 PNC 61 84 64 88 / 50 20 0 0 DUA 67 86 67 87 / 80 30 10 0 .OKC... OK...FLASH FLOOD WATCH TONIGHT FOR ZONES OKZ032...OKZ037...OKZ039...OKZ041>053. TX...FLASH FLOOD WATCH TONIGHT FOR ZONES TXZ085>090. CB
In the hours before
Local storm report, Jun 16, 9:05 PM CDT, 26 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OKLAHOMA
905 PM CDT MON JUN 16 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0845 PM 4 SW PAULS VALLEY OK 1.25 INCH HAIL.
06/16/97 GARVIN
0850 PM 1 S PAULS VALLEY OK 1.75 INCH HAIL.
06/16/97 GARVIN
0842 PM ODELL TX 70 MPH WINDS.
06/16/97 WILBARGER
0900 PM ATLUS OK 75 MPH WINDS AT MUNICPAL
06/16/97 JACKSON AIRPORT.
MCCAMMONLocal storm report, Jun 16, 9:09 PM CDT, 22 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OKLAHOMA
0904 PM CDT MON JUN 16 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0900 PM 4 S TIPTON OK 59 MPH WIND GUST, MEASURED
06/16/97 TILLMAN OKLAHOMA MESONETWORK
0835 PM 4 WSW WEATHERFORD OK 60 MPH WIND GUST, MEASURED
06/16/97 CUSTER OKLAHOMA MESONETWORKLocal storm report, Jun 16, 9:13 PM CDT, 18 minutes before
LOCAL STORM REPORT...CORRECTED...
NATIONAL WEATHER SERVICE NORMAN OK
0904 PM CDT MON JUN 16 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0900 PM 4 S TIPTON OK 59 MPH WIND GUST...MEASURED
06/16/97 TILLMAN OKLAHOMA MESONETWORK
0835 PM 4 SW WEATHERFORD OK 60 MPH WIND GUST...MEASURED
06/16/97 CUSTER OKLAHOMA MESONETWORKLocal storm report, Jun 16, 9:14 PM CDT, 17 minutes before
LOCAL STORM REPORT...CORRECTED...
NATIONAL WEATHER SERVICE NORMAN OK
0904 PM CDT MON JUN 16 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0900 PM 4 S TIPTON OK 59 MPH WIND GUST...MEASURED
06/16/97 TILLMAN OKLAHOMA MESONETWORK
0835 PM 4 SW WEATHERFORD OK 60 MPH WIND GUST...MEASURED
06/16/97 CUSTER OKLAHOMA MESONETWORKLocal storm report, Jun 16, 9:15 PM CDT, 16 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
915 PM CDT MON JUN 16 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0820 PM ELDORADO OK 67 MPH WIND.
06/16/97 JACKSON
MCCAMMONLocal storm report, Jun 16, 9:15 PM CDT, 16 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
915 PM CDT MON JUN 16 1997
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0820 PM ELDORADO OK 67 MPH WIND.
06/16/97 JACKSON
MCCAMMONThe office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 7:00 PM CDT | Severe Thunderstorm Warning | OUN | Pushmataha | 30 min |
| Jun 16, 7:01 PM CDT | Flash Flood Warning | OUN | Kay | 3 hr |
| Jun 16, 7:14 PM CDT | Severe Thunderstorm Warning | OUN | Love, Marshall | 46 min |
| Jun 16, 7:30 PM CDT | Severe Thunderstorm Warning | OUN | Pushmataha | 30 min |
| Jun 16, 7:33 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Washita | 42 min |
| Jun 16, 7:50 PM CDT | Severe Thunderstorm Warning | OUN | Harmon, Jackson | 55 min |
| Jun 16, 8:09 PM CDT | Severe Thunderstorm Warning | OUN | Custer | 51 min |
| Jun 16, 8:14 PM CDT | Severe Thunderstorm Warning | OUN | Johnston | 46 min |
| Jun 16, 8:17 PM CDT | Severe Thunderstorm Warning | OUN | Tillman | 43 min |
| Jun 16, 8:32 PM CDT | Severe Thunderstorm Warning | OUN | Coal, Hughes | 43 min |
| Jun 16, 8:38 PM CDT | Severe Thunderstorm Warning | OUN | Stephens | 52 min |
| Jun 16, 8:42 PM CDT | Severe Thunderstorm Warning | OUN | Blaine | 48 min |
| Jun 16, 8:46 PM CDT | Severe Thunderstorm Warning | OUN | Garvin | 44 min |
| Jun 16, 8:50 PM CDT | Severe Thunderstorm Warning | OUN | Pottawatomie | 40 min |
| Jun 16, 8:52 PM CDT | Severe Thunderstorm Warning | OUN | Cleveland, McClain | 53 min |
| Jun 16, 9:01 PM CDT | Severe Thunderstorm Warning | OUN | Cotton, Tillman | 44 min |
| Jun 16, 9:01 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Kiowa | 44 min |
| Jun 16, 9:05 PM CDT | Severe Thunderstorm Warning | OUN | Comanche, Grady | 40 min |
| Jun 16, 9:09 PM CDT | Severe Thunderstorm Warning | OUN | Coal, Pontotoc | 51 min |
| Jun 16, 9:14 PM CDT | Severe Thunderstorm Warning | OUN | Hughes | 46 min |
| Jun 16, 9:20 PM CDT | Flash Flood Warning | OUN | Hughes | 3 hr |
| Jun 16, 9:26 PM CDT | Severe Thunderstorm Warning | OUN | Stephens | 49 min |
| Jun 16, 9:27 PM CDT | Severe Thunderstorm Warning | OUN | Pottawatomie, Seminole | 48 min |
| Jun 16, 9:43 PM CDT | Severe Thunderstorm Warning | OUN | Grady | 47 min |
| Jun 16, 9:51 PM CDT | Severe Thunderstorm Warning | OUN | Hughes | 39 min |
| Jun 16, 9:54 PM CDT | Severe Thunderstorm Warning | OUN | Cotton, Jefferson | 51 min |
| Jun 16, 9:57 PM CDT | Severe Thunderstorm Warning | OUN | Carter | 48 min |
| Jun 16, 10:10 PM CDT | Severe Thunderstorm Warning | OUN | Garvin, Stephens | 50 min |
| Jun 16, 10:11 PM CDT | Severe Thunderstorm Warning | OUN | Seminole | 49 min |
| Jun 16, 10:29 PM CDT | Flash Flood Warning | OUN | Stephens | 106 min |
| Jun 16, 8:41 PM CDT | Severe Thunderstorm Warning | OUN | Knox | 49 min |
| Jun 16, 9:06 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Wichita | 39 min |
| Jun 16, 9:44 PM CDT | Severe Thunderstorm Warning | OUN | Clay | 46 min |
| Jun 16, 9:46 PM CDT | Severe Thunderstorm Warning | OUN | Archer | 44 min |
| Jun 16, 9:49 PM CDT | Severe Thunderstorm Warning | OUN | Wichita | 41 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1997Every severe thunderstorm warning in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.