Alert archive / Oklahoma / Mesoscale Discussions in 2004
Mesoscale Discussion 166
The Storm Prediction Center issued this mesoscale discussion at Mar 4, 2004, 1:02 PM CST for 12 counties in Oklahoma; 12 counties in Texas. It was in force for 88 min.
The area
The outline as issued.
The facts
- Issued
- Mar 4, 2004, 1:02 PM CST (19:02 UTC)
- Expired
- Mar 4, 2004, 2:30 PM CST
- In force
- 88 min
- Issued by
- the Storm Prediction Center
All 24 counties
Caddo County, OK, Canadian County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Garvin County, OK, Grady County, OK, Jefferson County, OK, McClain County, OK, Oklahoma County, OK, Stephens County, OK, Tillman County, OK, Archer County, TX, Baylor County, TX, Clay County, TX, Jack County, TX, Montague County, TX, Palo Pinto County, TX, Stephens County, TX, Throckmorton County, TX, Wichita County, TX, Wilbarger County, TX, Wise County, TX, Young County, TX
The radar
The Altus AFB radar (KFDR), 70 km from the middle of the area, began a volume at 19:05 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Fort Sill, OK (KFSI), launched 12:00Z, 7.0 hours before the alert went out and 85 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 538 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
589 ACUS11 KWNS 041902 SWOMCD SPC MCD 041902 OKZ000-TXZ000-042030- MESOSCALE DISCUSSION 0166 NWS STORM PREDICTION CENTER NORMAN OK 0102 PM CST THU MAR 04 2004 AREAS AFFECTED...NORTHWEST TEXAS...SOUTHWEST AND CENTRAL OKLAHOMA CONCERNING...TORNADO WATCH 22... VALID 041902Z - 042030Z ...DANGEROUS WEATHER SITUATION FROM NORTHWEST TEXAS NEWD INTO SOUTHWEST AND CENTRAL OKLAHOMA... WIDESPREAD WIND DAMAGE AND TORNADOES ARE LIKELY ACROSS NORTHWEST TEXAS DURING THE NEXT HOUR...AND WILL SHIFT RAPIDLY INTO SOUTHWEST AND CENTAL OKLAHOMA THROUGH THE AFTERNOON. THESE STORMS ARE EXPECTED TO REACH THE OKLAHOMA CITY METRO AREA AROUND 300 PM. AT 18Z SURFACE LOW WAS LOCATED ABOUT 60 MILES WEST OF SPS AND WAS HEADING NEWD AT 65 KT. A WARM FRONT EXTENDS FROM THE SURFACE LOW NEWD TO THE OKLAHOMA CITY METRO AREA AND NEWD TO NEAR TULSA. A LINE OF SUPERCELLS IS ACCOMPANYING THE LOW PRESSURE SYSTEM AND ENVIRONMENTAL CONDITIONS ARE FAVORABLE FOR WIDESPREAD WIND DAMAGE AND TORNADOES WITH THESE STORMS. THE MOST INTENSE STORMS ARE EXPECTED TO BE LOCATED CLOSE TO THE LOW PRESSURE SYSTEM WITH THE POSSIBILITY OF STRONG TORNADOES AND WINDS IN EXCESS OF 80 MPH. SOUTH OF THE LOW...A LINE OF SUPERCELLS IS MOVING ENEWD AT 60 KT THROUGH NORTHWEST TEXAS WITH TORNADOES AND WIND DAMAGE ALSO LIKELY. ..IMY.. 03/04/2004 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...FWD...OUN...SJT... 32389906 33039947 34169968 35419839 35759736 34869728 33119753
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 4, 1:56 AM CST | Mesoscale Discussion | SPC | Beckham, Caddo, Canadian, Carter, Cleveland, Comanche and 15 more | 94 min |
| Mar 4, 2:00 AM CST | Severe Thunderstorm Watch | SPC | Beckham, Blaine, Caddo, Canadian, Carter, Cleveland and 23 more | 5 hr |
| Mar 4, 2:44 AM CST | Mesoscale Discussion | SPC | Alfalfa, Beckham, Blaine, Caddo, Canadian, Carter and 36 more | 3 hr |
| Mar 4, 5:01 AM CST | Mesoscale Discussion | SPC | Beckham, Blaine, Caddo, Canadian, Carter, Cleveland and 24 more | 119 min |
| Mar 4, 6:55 AM CST | Severe Thunderstorm Watch | SPC | Beckham, Custer, Dewey, Ellis, Greer, Harmon and 6 more | 6 hr |
| Mar 4, 7:20 AM CST | Severe Thunderstorm Watch | SPC | Alfalfa, Blaine, Caddo, Canadian, Cleveland, Comanche and 23 more | 6 hr |
| Mar 4, 7:55 AM CST | Mesoscale Discussion | SPC | Alfalfa, Beckham, Blaine, Canadian, Custer, Dewey and 17 more | 3 hr |
| Mar 4, 9:28 AM CST | Mesoscale Discussion | SPC | Adair, Atoka, Bryan, Carter, Cherokee, Choctaw and 33 more | 62 min |
| Mar 4, 9:45 AM CST | Tornado Watch | SPC | Caddo, Canadian, Cleveland, Comanche, Cotton, Garvin and 8 more | 5 hr |
| Mar 4, 11:52 AM CST | Mesoscale Discussion | SPC | Carter, Cleveland, Comanche, Cotton, Garvin, Grady and 7 more | 53 min |
| Mar 4, 1:25 PM CST | Mesoscale Discussion | SPC | Adair, Atoka, Bryan, Cherokee, Choctaw, Coal and 29 more | 65 min |
| Mar 4, 2:02 PM CST | Mesoscale Discussion | SPC | Canadian, Carter, Cleveland, Comanche, Creek, Garvin and 12 more | 88 min |
| Mar 4, 2:05 PM CST | Tornado Watch | SPC | Adair, Atoka, Bryan, Carter, Cherokee, Coal and 33 more | 6 hr |
| Mar 4, 2:18 PM CST | Mesoscale Discussion | SPC | Choctaw, McCurtain | 57 min |
| Mar 4, 3:00 PM CST | Tornado Watch | SPC | Choctaw, McCurtain | 6 hr |
| Mar 4, 4:41 PM CST | Mesoscale Discussion | SPC | McCurtain | 2 hr |
| Mar 3, 7:03 PM CST | Mesoscale Discussion | SPC | Andrews, Borden, Coke, Crane, Crockett, Dawson and 25 more | 117 min |
| Mar 3, 8:40 PM CST | Severe Thunderstorm Watch | SPC | Andrews, Borden, Cottle, Crane, Crosby, Dawson and 20 more | 5 hr |
| Mar 3, 11:44 PM CST | Mesoscale Discussion | SPC | Andrews, Borden, Crane, Crosby, Dawson, Dickens and 16 more | 2 hr |
| Mar 4, 4:25 AM CST | Tornado Watch | SPC | Callahan, Coke, Coleman, Concho, Crockett, Fisher and 23 more | 6 hr |
| Mar 4, 5:32 AM CST | Mesoscale Discussion | SPC | Callahan, Coke, Coleman, Concho, Crockett, Fisher and 23 more | 118 min |
| Mar 4, 8:43 AM CST | Mesoscale Discussion | SPC | Archer, Baylor, Callahan, Coke, Coleman, Concho and 26 more | 62 min |
| Mar 4, 10:46 AM CST | Mesoscale Discussion | SPC | Atascosa, Bandera, Bell, Bexar, Blanco, Bosque and 27 more | 89 min |
| Mar 4, 11:50 AM CST | Tornado Watch | SPC | Bandera, Bell, Blanco, Bosque, Brown, Burnet and 42 more | 5 hr |
| Mar 4, 11:52 AM CST | Mesoscale Discussion | SPC | Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 15 more | 113 min |
| Mar 4, 1:42 PM CST | Mesoscale Discussion | SPC | Bell, Blanco, Bosque, Burnet, Collin, Coryell and 17 more | 63 min |
Nearby
Mesoscale Discussions in Oklahoma, 2004Mesoscale Discussions in Texas, 2004Every mesoscale discussion in 2004
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.