Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 129, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Apr 11, 1994, 4:27 AM CDT for Logan County, Payne County, Oklahoma. It was in force for 48 min.
The area
The counties it named.
The facts
- Issued
- Apr 11, 1994, 4:27 AM CDT (09:27 UTC)
- Expired
- Apr 11, 1994, 5:15 AM CDT
- In force
- 48 min
- Issued by
- NWS Norman, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Logan County, OK, Payne County, OK
The radar
The Norman radar (KTLX), 74 km from the middle of the area, began a volume at 09:26 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 nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 9.5 hours before the alert went out and 88 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
- 2 J/kg
- Mixed-layer CIN
- -505 J/kg
- Mixed-layer LCL
- 510 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 221 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
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 Apr 11, 4:17 AM CDT, 10 minutes earlier.
Area forecast discussion, Apr 11, 4:17 AM CDT, 10 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OKLAHOMA
415 AM CDT MON APR 11 1994
UPR LOW NR SAF MOVG SLOWLY E AS PROGD BY BOTH NGM AND AVN. SFC LOW IN W
TX MOVG NE AND WL LIKELY PULL WRMFNT N A LTL INTO PTNS OF CNTRL OK BY
LATE AM. OK MESONET SHOWS WRMFNT FM NR JEFFERSON TO JUST S OF PAULS
VALLEY TO NR WETUMKA ATTM. SFC LOW LIKELY TO TRACK ALONG WRMFNT FM SE OF
SPS TO NR TUL BY 00Z. WSR 88-D FM KTLX/KFDR SHOWG LOTS OF STG TO SVR
STRMS ACRS WRN...CENTRAL AND NRN OK ATTM IN AN AREA OF STG LOW LVL SLY
FLOW ABV SHALLOW COLD AIR MASS AND UPR LVL DIFLNC. WL CONT FLASH FLOOD
WATCH FOR SW...CNTRL AND N-CNTRL OK ZONES THRU 12 NOON. CONVECTION ALONG
THE DRYLN IN TX IS RACING EWRD WL LIKELY DECREASE THE THREAT FOR HVY
RAINS BY NOON. DAY SHIFT WL NEED TO WATCH SITUATION CLOSELY.
PCPN CHCS GREATEST IN SERN OK TNGHT BUT WL ALSO KEEP CHC IN MOST OTHER
ZONES.
CLDS LIKELY TO LINGER ACRS MOST OF AREA THRU TUES BEFORE SUNSHINE
AND MUCH WARMER TEMPS RETURN ON WED. WL TRY TO TAKE A LOOK AT EXTENDED
FCST BEFORE SENDING ZONES. WL TRY TO HV ZONES OUT BY 445.
HBR 54 40 60 40 / 70 30 10 0
OKC 59 42 56 42 / 100 40 10 0
SPS 59 42 64 42 / 70 30 10 0
GAG 50 37 54 36 / 70 40 10 0
PNC 54 40 54 40 / 100 50 10 0
DUA 77 53 57 46 / 60 70 10 10
25 (MTE)
.OKC...FLASH FLOOD WATCH THROUGH 12 NOON FOR ZONES 7 8 12 13 17>27
33>36.
.TX...FLASH FLOOD WATCH THROUGH 12 TNOON FOR ZONE 83.In the hours before
Local storm report, Apr 11, 12:55 AM CDT, 3 hours 32 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
1245 AM CDT MON APR 11 1994
TIME/DATE COUNTY LOCATION/EVENT
1210 AM/11TH HARMON NICKEL SIZE HAIL 3 MILES WEST
1 MILE NORTH OF MCKNIGHT.
1225 AM/11TH CANADIAN DIME SIZE HAIL IN CALUMENT.
1230 AM/11TH CANADIAN DIME SIZE HAIL 6 MILES SOUTH
5 MILES EAST OF CALUMENT.
1242 AM/11TH KIOWA DIME HAIL 2 MILES EAST OF
GOTEBO.
1242 AM/11TH KIOWA DIME SIZE HAIL 3 MILES EAST
OF MOUNTAIN VIEW.
1249 AM/11TH KIOWA NICKEL SIZE HAIL IN MOUNTAIN
VIEW.
1251 AM/11TH CANADIAN DIME SIZE HAIL 4 MILES WEST OF
| MUSTANG.
ALALocal storm report, Apr 11, 2:28 AM CDT, 1 hour 59 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
245 AM CDT MON APR 11 1994
TIME/DATE COUNTY LOCATION/EVENT
1220AM/11TH KIOWA MESONET REPORTED GUST TO
58 MPH.
100 AM/11TH KINGFISHER DIME SIZE HAIL IN OKARCHE.
145 AM/11TH CANADIAN DIME SIZE HAIL AT NEAR PIEMONT.
146 AM/11TH GREER x DIME SIZE HAIL 3S OF MANGUM.
215 AM/11TH KIOWA GOLFBALL SIZE HAIL 2E OF
HOBART.
ALALocal storm report, Apr 11, 2:35 AM CDT, 1 hour 52 minutes before
LOCAL STORM REPORT ...CORRECTION....
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
245 AM CDT MON APR 11 1994
TIME/DATE COUNTY LOCATION/EVENT
1220AM/11TH KIOWA MESONET AT 4SE HOBART REPORTED
GUST TO 58 MPH.
100 AM/11TH KINGFISHER DIME SIZE HAIL IN OKARCHE.
145 AM/11TH CANADIAN DIME SIZE HAIL AT NEAR PIEMONT.
146 AM/11TH GREER DIME SIZE HAIL 3S OF MANGUM.
215 AM/11TH KIOWA GOLFBALL SIZE HAIL 2E OF
HOBART.
ALALocal storm report, Apr 11, 3:22 AM CDT, 1 hour 5 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
320 AM CDT MON APR 11 1994
TIME/DATE COUNTY LOCATION/EVENT
238 AM/11TH KIOWA MESONET 3 MILES SE OF HOBART
REPORTED 69 MPH WINDS.
305 AM/11TH CADDO DIME SIZE HAIL IN EAKELY.
ALALocal storm report, Apr 11, 4:10 AM CDT, 17 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 410 AM CDT MON APR 11 1994 TIME/DATE COUNTY LOCATION/EVENT 402 AM/11TH LOGAN 50-60 MPH WIN:DS IN CRESENT. ZIG.
Local storm report, Apr 11, 4:11 AM CDT, 16 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE OKLAHOMA CITY OK 410 AM CDT MON APR 11 1994 TIME/DATE COUNTY LOCATION/EVENT 402 AM/11TH LOGAN 60 MPH WI<NDS IN CRESENT. ZIG.
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 9:15 PM CDT | Severe Thunderstorm Warning | OUN | Kiowa | 45 min |
| Apr 10, 9:49 PM CDT | Severe Thunderstorm Warning | OUN | Comanche, Kiowa | 41 min |
| Apr 10, 10:00 PM CDT | Severe Thunderstorm Warning | OUN | Jackson | 45 min |
| Apr 10, 10:30 PM CDT | Severe Thunderstorm Warning | OUN | Kiowa | 45 min |
| Apr 10, 10:40 PM CDT | Severe Thunderstorm Warning | OUN | Canadian, Kingfisher | 50 min |
| Apr 10, 10:45 PM CDT | Severe Thunderstorm Warning | OUN | Jackson | 45 min |
| Apr 10, 10:57 PM CDT | Severe Thunderstorm Warning | OUN | Caddo | 48 min |
| Apr 10, 11:23 PM CDT | Severe Thunderstorm Warning | OUN | Noble | 37 min |
| Apr 10, 11:25 PM CDT | Severe Thunderstorm Warning | OUN | Jackson | 50 min |
| Apr 10, 11:31 PM CDT | Severe Thunderstorm Warning | OUN | Logan | 44 min |
| Apr 10, 11:42 PM CDT | Severe Thunderstorm Warning | OUN | Kiowa | 48 min |
| Apr 10, 11:44 PM CDT | Severe Thunderstorm Warning | OUN | Beckham | 46 min |
| Apr 10, 11:58 PM CDT | Severe Thunderstorm Warning | OUN | Canadian | 47 min |
| Apr 11, 12:03 AM CDT | Severe Thunderstorm Warning | OUN | Harmon | 42 min |
| Apr 11, 12:15 AM CDT | Severe Thunderstorm Warning | OUN | Noble | 45 min |
| Apr 11, 12:27 AM CDT | Severe Thunderstorm Warning | OUN | Kiowa | 48 min |
| Apr 11, 12:30 AM CDT | Severe Thunderstorm Warning | OUN | Greer | 45 min |
| Apr 11, 12:41 AM CDT | Severe Thunderstorm Warning | OUN | Canadian, Kingfisher | 49 min |
| Apr 11, 12:54 AM CDT | Severe Thunderstorm Warning | OUN | Washita | 51 min |
| Apr 11, 1:08 AM CDT | Severe Thunderstorm Warning | OUN | Beckham | 52 min |
| Apr 11, 1:25 AM CDT | Flash Flood Warning | OUN | Canadian, Kingfisher, Logan | 3 hr |
| Apr 11, 1:30 AM CDT | Severe Thunderstorm Warning | OUN | Kingfisher | 45 min |
| Apr 11, 1:49 AM CDT | Severe Thunderstorm Warning | OUN | Greer | 41 min |
| Apr 11, 1:49 AM CDT | Severe Thunderstorm Warning | OUN | Logan | 41 min |
| Apr 11, 1:52 AM CDT | Severe Thunderstorm Warning | OUN | Harmon | 53 min |
| Apr 11, 1:56 AM CDT | Severe Thunderstorm Warning | OUN | Garfield, Noble | 49 min |
| Apr 11, 1:58 AM CDT | Severe Thunderstorm Warning | OUN | Kiowa | 47 min |
| Apr 11, 2:15 AM CDT | Severe Thunderstorm Warning | OUN | Washita | 45 min |
| Apr 11, 3:08 AM CDT | Severe Thunderstorm Warning | OUN | Caddo, Canadian | 52 min |
| Apr 11, 3:47 AM CDT | Severe Thunderstorm Warning | OUN | Logan, Oklahoma | 43 min |
| Apr 11, 4:20 AM CDT | Flash Flood Warning | OUN | Canadian, Kingfisher, Logan | 3 hr |
| Apr 11, 5:50 AM CDT | Severe Thunderstorm Warning | OUN | Logan, Oklahoma | 25 min |
| Apr 11, 5:54 AM CDT | Severe Thunderstorm Warning | OUN | Tillman | 36 min |
| Apr 11, 6:19 AM CDT | Severe Thunderstorm Warning | OUN | Kiowa | 41 min |
| Apr 11, 6:24 AM CDT | Severe Thunderstorm Warning | OUN | Garvin | 51 min |
| Apr 11, 7:27 AM CDT | Severe Thunderstorm Warning | OUN | Hughes, Pontotoc, Seminole | 48 min |
| Apr 11, 12:44 PM CDT | Severe Thunderstorm Warning | OUN | Pontotoc | 36 min |
| Apr 11, 3:50 PM CDT | Severe Thunderstorm Warning | OUN | Pushmataha | 40 min |
| Apr 10, 9:06 PM CDT | Severe Thunderstorm Warning | OUN | Foard, Hardeman, Wilbarger | 39 min |
| Apr 10, 9:42 PM CDT | Severe Thunderstorm Warning | OUN | Foard, Hardeman, Wilbarger | 48 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1994Every severe thunderstorm warning in 1994
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.