Alert archive / Oklahoma / Tornado Watches in 2006
Tornado Watch 112
The Storm Prediction Center issued this tornado watch at Mar 30, 2006, 5:39 PM CST for 4 states. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 30, 2006, 5:39 PM CST (23:39 UTC)
- Expired
- Mar 31, 2006, 12:00 AM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 70 counties
Benton County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Madison County, AR, Sebastian County, AR, Washington County, AR, Allen County, KS, Chautauqua County, KS, Elk 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, Carter County, OK, Cherokee County, OK, Choctaw County, OK, Coal County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Garvin County, OK, Haskell County, OK, Hughes County, OK, Jefferson County, OK, Johnston County, OK, Latimer County, OK, LeFlore County, OK, Lincoln County, OK, Love County, OK, Marshall County, OK, Mayes County, OK, McIntosh County, OK, Murray County, OK, Muskogee County, OK, Nowata County, OK, Okfuskee County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Payne County, OK, Pittsburg County, OK, Pontotoc County, OK, Pottawatomie County, OK, Pushmataha County, OK, Rogers County, OK, Seminole County, OK, Sequoyah County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK, Clay County, TX, Collin County, TX, Cooke County, TX, Delta County, TX, Denton County, TX, Fannin County, TX, Grayson County, TX, Hopkins County, TX, Hunt County, TX, Jack County, TX, Lamar County, TX, Montague County, TX, Wise County, TX, Young County, TX
The radar
The Tulsa radar (KINX), 19 km from the middle of the area, began a volume at 23:42 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.
Warnings issued inside it
46 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 5:41 PM CST | Severe Thunderstorm Warning | OUN | Love | 49 min |
| Mar 30, 5:43 PM CST | Severe Thunderstorm Warning | OUN | Hughes | 32 min |
| Mar 30, 5:44 PM CST | Tornado Warning | TSA | Pittsburg | 61 min |
| Mar 30, 5:59 PM CST | Tornado Warning | ICT | Allen | 46 min |
| Mar 30, 6:00 PM CST | Severe Thunderstorm Warning | FWD | Cooke | 30 min |
| Mar 30, 6:11 PM CST | Severe Thunderstorm Warning | FWD | Montague | 43 min |
| Mar 30, 6:28 PM CST | Severe Thunderstorm Warning | OUN | Love | 47 min |
| Mar 30, 6:38 PM CST | Severe Thunderstorm Warning | FWD | Cooke, Grayson | 67 min |
| Mar 30, 6:41 PM CST | Severe Thunderstorm Warning | TSA | Pittsburg | 49 min |
| Mar 30, 7:03 PM CST | Severe Thunderstorm Warning | TSA | Haskell, Latimer | 57 min |
| Mar 30, 7:11 PM CST | Tornado Warning | TSA | Haskell, Latimer | 64 min |
| Mar 30, 7:18 PM CST | Severe Thunderstorm Warning | OUN | Marshall | 27 min |
| Mar 30, 7:21 PM CST | Severe Thunderstorm Warning | TSA | McIntosh | 54 min |
| Mar 30, 7:29 PM CST | Severe Thunderstorm Warning | OUN | Bryan | 46 min |
| Mar 30, 7:41 PM CST | Severe Thunderstorm Warning | FWD | Cooke, Grayson | 64 min |
| Mar 30, 7:44 PM CST | Severe Thunderstorm Warning | OUN | Marshall | 31 min |
| Mar 30, 7:51 PM CST | Tornado Warning | TSA | LeFlore | 54 min |
| Mar 30, 7:55 PM CST | Severe Thunderstorm Warning | OUN | Love | 35 min |
| Mar 30, 7:58 PM CST | Tornado Warning | FWD | Grayson | 47 min |
| Mar 30, 8:10 PM CST | Severe Thunderstorm Warning | TSA | Sequoyah | 50 min |
| Mar 30, 8:12 PM CST | Severe Thunderstorm Warning | OUN | Bryan | 33 min |
| Mar 30, 8:14 PM CST | Severe Thunderstorm Warning | OUN | Marshall | 31 min |
| Mar 30, 8:28 PM CST | Severe Thunderstorm Warning | TSA | Crawford | 47 min |
| Mar 30, 8:39 PM CST | Severe Thunderstorm Warning | TSA | Sebastian | 66 min |
| Mar 30, 8:41 PM CST | Severe Thunderstorm Warning | FWD | Grayson | 64 min |
| Mar 30, 8:42 PM CST | Severe Thunderstorm Warning | FWD | Cooke | 33 min |
| Mar 30, 8:43 PM CST | Severe Thunderstorm Warning | OUN | Bryan | 47 min |
| Mar 30, 8:46 PM CST | Tornado Warning | TSA | Crawford, Sebastian | 59 min |
| Mar 30, 8:52 PM CST | Severe Thunderstorm Warning | FWD | Fannin | 53 min |
| Mar 30, 8:56 PM CST | Severe Thunderstorm Warning | TSA | Sequoyah | 49 min |
| Mar 30, 9:09 PM CST | Tornado Warning | TSA | LeFlore | 36 min |
| Mar 30, 9:10 PM CST | Severe Thunderstorm Warning | FWD | Cooke | 20 min |
| Mar 30, 9:17 PM CST | Severe Thunderstorm Warning | TSA | Haskell | 43 min |
| Mar 30, 9:24 PM CST | Flash Flood Warning | FWD | Grayson | 3 hr |
| Mar 30, 9:29 PM CST | Severe Thunderstorm Warning | OUN | Bryan | 46 min |
| Mar 30, 9:43 PM CST | Severe Thunderstorm Warning | FWD | Fannin | 47 min |
| Mar 30, 9:44 PM CST | Severe Thunderstorm Warning | TSA | Crawford | 46 min |
| Mar 30, 9:45 PM CST | Severe Thunderstorm Warning | TSA | Franklin, Sebastian | 60 min |
| Mar 30, 9:45 PM CST | Severe Thunderstorm Warning | FWD | Grayson | 45 min |
| Mar 30, 9:53 PM CST | Severe Thunderstorm Warning | TSA | Sequoyah | 37 min |
| Mar 30, 10:00 PM CST | Tornado Warning | FWD | Grayson | 45 min |
| Mar 30, 10:29 PM CST | Severe Thunderstorm Warning | FWD | Fannin | 61 min |
| Mar 30, 10:31 PM CST | Severe Thunderstorm Warning | TSA | Crawford | 44 min |
| Mar 30, 10:35 PM CST | Severe Thunderstorm Warning | FWD | Lamar | 55 min |
| Mar 30, 10:46 PM CST | Severe Thunderstorm Warning | TSA | Franklin | 59 min |
| Mar 30, 11:07 PM CST | Severe Thunderstorm Warning | FWD | Hunt | 38 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Lamont, OK (KLMN), launched 12:00Z, 11.7 hours before the alert went out and 178 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
- 1531 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 595 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 332 m²/s²
- 0-3 km storm-relative helicity
- 361 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 9.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 302338
SEL2
SPC WW 302338
ARZ000-KSZ000-OKZ000-TXZ000-310600-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 112
NWS STORM PREDICTION CENTER NORMAN OK
540 PM CST THU MAR 30 2006
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
NORTHWEST ARKANSAS
SOUTHEAST KANSAS
EASTERN OKLAHOMA
NORTH CENTRAL TEXAS
EFFECTIVE THIS THURSDAY AFTERNOON FROM 540 PM UNTIL MIDNIGHT CST.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE MILES
EAST AND WEST OF A LINE FROM 60 MILES NORTH OF JOPLIN MISSOURI TO
50 MILES SOUTH OF SHERMAN TEXAS. FOR A COMPLETE DEPICTION OF THE
WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.
OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 109...TORNADO WATCH NUMBER 110. WATCH NUMBER 109 110
WILL NOT BE IN EFFECT AFTER 540 PM CST. CONTINUE...WW 111...
DISCUSSION...CLUSTERS OF SEVERE STORMS CONTINUE FROM SOUTHEAST KS
INTO EASTERN OK. THIS ACTIVITY WILL LIKELY MAINTAIN INTENSITY
THROUGH MUCH OF THE EVENING AS PACIFIC COLD FRONT SPREADS INTO
REGION. VERTICAL SHEAR PROFILES REMAIN FAVORABLE FOR SUPERCELLS
CAPABLE OF LARGE HAIL...DAMAGING WINDS...AND ISOLATED TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 25035.
...HARTSPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 7:07 AM CST | Mesoscale Discussion | SPC | Benton, Crawford, Washington | 113 min |
| Mar 30, 2:58 AM CST | Mesoscale Discussion | SPC | Barber, Barton, Clark, Comanche, Decatur, Edwards and 26 more | 2 hr |
| Mar 30, 3:39 AM CST | Severe Thunderstorm Watch | SPC | Barton, Clay, Cloud, Dickinson, Ellis, Ellsworth and 23 more | 5 hr |
| Mar 30, 7:29 AM CST | Mesoscale Discussion | SPC | Brown, Doniphan | 2 hr |
| Mar 30, 8:42 AM CST | Tornado Watch | SPC | Allen, Anderson, Barber, Barton, Bourbon, Brown and 56 more | 9 hr |
| Mar 30, 9:42 AM CST | Mesoscale Discussion | SPC | Barber, Barton, Comanche, Edwards, Ellis, Ellsworth and 23 more | 93 min |
| Mar 30, 11:47 AM CST | Mesoscale Discussion | SPC | Clay, Cloud, Dickinson, Ellsworth, Geary, Harvey and 15 more | 88 min |
| Mar 30, 1:22 PM CST | Mesoscale Discussion | SPC | Atchison, Brown, Doniphan, Johnson, Leavenworth, Linn and 2 more | 113 min |
| Mar 30, 2:15 PM CST | Tornado Watch | SPC | Atchison, Bourbon, Cherokee, Crawford, Doniphan, Johnson and 4 more | 8 hr |
| Mar 30, 3:12 PM CST | Mesoscale Discussion | SPC | Allen, Anderson, Atchison, Bourbon, Brown, Butler and 35 more | 63 min |
| Mar 30, 5:58 PM CST | Severe Thunderstorm Watch | SPC | Clark, Scotland | 6 hr |
| Mar 29, 11:16 PM CST | Mesoscale Discussion | SPC | Alfalfa, Beckham, Blaine, Caddo, Canadian, Carter and 27 more | 119 min |
| Mar 30, 11:08 AM CST | Tornado Watch | SPC | Atoka, Blaine, Bryan, Caddo, Canadian, Carter and 24 more | 7 hr |
| Mar 30, 12:33 PM CST | Mesoscale Discussion | SPC | Atoka, Canadian, Carter, Cleveland, Coal, Comanche and 17 more | 117 min |
| Mar 30, 2:46 PM CST | Mesoscale Discussion | SPC | Atoka, Canadian, Carter, Cleveland, Coal, Garvin and 15 more | 119 min |
| Mar 30, 5:10 PM CST | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Choctaw, Coal, Haskell and 13 more | 2 hr |
| Mar 30, 1:36 PM CST | Mesoscale Discussion | SPC | Archer, Clay, Cooke, Denton, Jack, Montague and 8 more | 114 min |
Nearby
Tornado Watches in Oklahoma, 2006Tornado Watches in Texas, 2006Tornado Watches in Kansas, 2006Every tornado watch in 2006
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.