Alert archive / Oklahoma / Severe Thunderstorm Watches in 1997
Severe Thunderstorm Watch 415
The Storm Prediction Center issued this severe thunderstorm watch at Jun 13, 1997, 1:15 AM CDT for 12 counties in Kansas; 29 counties in Oklahoma. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 13, 1997, 1:15 AM CDT (06:15 UTC)
- Expired
- Jun 13, 1997, 6:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 41 counties
Allen County, KS, Bourbon County, KS, Chautauqua County, KS, Cherokee County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Adair County, OK, Atoka County, OK, Bryan County, OK, Cherokee County, OK, Choctaw County, OK, Coal County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Haskell County, OK, Hughes County, OK, Latimer County, OK, LeFlore County, OK, Mayes County, OK, McCurtain County, OK, McIntosh County, OK, Muskogee County, OK, Nowata County, OK, Okfuskee County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pittsburg County, OK, Pushmataha County, OK, Rogers County, OK, Sequoyah County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK
Warnings issued inside it
12 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 1:36 AM CDT | Severe Thunderstorm Warning | TSA | Creek | 54 min |
| Jun 13, 1:44 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 46 min |
| Jun 13, 1:58 AM CDT | Severe Thunderstorm Warning | TSA | Tulsa, Washington | 62 min |
| Jun 13, 1:58 AM CDT | Severe Thunderstorm Warning | TSA | Okfuskee | 62 min |
| Jun 13, 2:38 AM CDT | Severe Thunderstorm Warning | TSA | Craig, Ottawa | 37 min |
| Jun 13, 3:00 AM CDT | Severe Thunderstorm Warning | SGF | Bourbon | 65 min |
| Jun 13, 3:09 AM CDT | Flash Flood Warning | SGF | Bourbon | 4 hr |
| Jun 13, 3:20 AM CDT | Severe Thunderstorm Warning | SGF | Cherokee, Crawford | 65 min |
| Jun 13, 3:21 AM CDT | Severe Thunderstorm Warning | TSA | Wagoner | 39 min |
| Jun 13, 3:48 AM CDT | Flash Flood Warning | SGF | Cherokee, Crawford | 4 hr |
| Jun 13, 4:14 AM CDT | Severe Thunderstorm Warning | OUN | Bryan, Marshall | 46 min |
| Jun 13, 4:48 AM CDT | Severe Thunderstorm Warning | OUN | Bryan | 42 min |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 6.3 hours before the alert went out and 155 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
- 2646 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 1420 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.6
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 9:45 PM CDT | Severe Thunderstorm Watch | SPC | Barber, Butler, Clark, Comanche, Cowley, Edwards and 10 more | 4 hr |
| Jun 12, 7:00 PM CDT | Tornado Watch | SPC | Beckham, Custer, Dewey, Ellis, Greer, Harmon and 6 more | 6 hr |
| Jun 12, 10:15 PM CDT | Tornado Watch | SPC | Blaine, Caddo, Canadian, Carter, Cleveland, Comanche and 17 more | 6 hr |
| Jun 13, 4:00 PM CDT | Tornado Watch | SPC | Atoka, Bryan, Carter, Choctaw, Jefferson, Johnston and 4 more | 6 hr |
Nearby
Severe Thunderstorm Watches in Oklahoma, 1997Severe Thunderstorm Watches in Kansas, 1997Every severe thunderstorm watch 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.