Alert archive / Missouri / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 331, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Jul 11, 2003, 9:08 PM CDT for St. Clair County, Missouri. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 11, 2003, 9:08 PM CDT (02:08 UTC)
- Expired
- Jul 11, 2003, 10:00 PM CDT
- In force
- 52 min
- Issued by
- NWS Springfield, MO
- Area
- Counties, with a storm outline in the text
County St. Clair County, MO
The radar
The Pleasant Hill radar (KEAX), 90 km from the middle of the area, began a volume at 02:09 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 |
|---|---|---|---|
| Jul 11, 3:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 2.1 hours before the alert went out and 130 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
- 1159 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1763 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 309 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 4.0
The text
As transmitted, in the capitals the NWS used until 2016.
188 WUUS53 KSGF 120208 SVRSGF MOC185-120300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SPRINGFIELD MO 908 PM CDT FRI JUL 11 2003 THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ST. CLAIR COUNTY IN MISSOURI * UNTIL 1000 PM CDT. * AT 907 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING HAIL TO THE SIZE OF NICKELS...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES EAST OF APPLETON CITY...OR 16 MILES SOUTHWEST OF CLINTON...AND MOVING EAST AT 45 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... LOWRY CITY BY 920 PM CDT. OSCEOLA BY 925 PM CDT. THIS STORM HAS ALREADY PRODUCED THREE QUARTER INCH DIAMETER SIZED HAIL IN APPLETON CITY. THE TOWNS OF JOHNSON CITY AND ICONIUM ARE ALSO IN THE PATH OF THIS STORM. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY. LAT...LON 3821 9404 3789 9407 3784 9362 3819 9352 $$ IZZI
The office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 7:41 PM CDT | Severe Thunderstorm Warning | SGF | Pulaski | 64 min |
| Jul 11, 7:56 PM CDT | Severe Thunderstorm Warning | SGF | Douglas | 49 min |
| Jul 11, 8:07 PM CDT | Severe Thunderstorm Warning | SGF | Phelps | 53 min |
| Jul 11, 8:39 PM CDT | Severe Thunderstorm Warning | SGF | Texas | 66 min |
| Jul 11, 9:00 PM CDT | Severe Thunderstorm Warning | SGF | Vernon | 60 min |
| Jul 11, 9:06 PM CDT | Severe Thunderstorm Warning | SGF | Maries, Phelps | 54 min |
| Jul 11, 9:12 PM CDT | Severe Thunderstorm Warning | SGF | Barton | 63 min |
| Jul 11, 9:19 PM CDT | Severe Thunderstorm Warning | SGF | Shannon | 56 min |
| Jul 11, 9:33 PM CDT | Severe Thunderstorm Warning | SGF | Hickory | 57 min |
| Jul 11, 9:55 PM CDT | Severe Thunderstorm Warning | SGF | Oregon | 65 min |
| Jul 11, 10:16 PM CDT | Severe Thunderstorm Warning | SGF | Camden, Miller, Morgan | 59 min |
| Jul 11, 10:25 PM CDT | Severe Thunderstorm Warning | SGF | Barry, Christian, Stone | 80 min |
| Jul 11, 10:43 PM CDT | Severe Thunderstorm Warning | SGF | Taney | 77 min |
| Jul 11, 10:44 PM CDT | Severe Thunderstorm Warning | SGF | Dent | 61 min |
| Jul 11, 11:00 PM CDT | Severe Thunderstorm Warning | SGF | Vernon | 60 min |
| Jul 11, 11:12 PM CDT | Severe Thunderstorm Warning | SGF | McDonald | 63 min |
| Jul 11, 11:14 PM CDT | Flash Flood Warning | SGF | Dent | 4 hr |
| Jul 11, 11:27 PM CDT | Flash Flood Warning | SGF | Phelps | 4 hr |
| Jul 11, 11:38 PM CDT | Severe Thunderstorm Warning | SGF | Shannon | 52 min |
| Jul 12, 12:02 AM CDT | Severe Thunderstorm Warning | SGF | Vernon | 73 min |
| Jul 12, 12:40 AM CDT | Severe Thunderstorm Warning | SGF | Greene | 65 min |
| Jul 12, 12:52 AM CDT | Severe Thunderstorm Warning | SGF | Barton, Dade | 53 min |
| Jul 12, 1:14 AM CDT | Severe Thunderstorm Warning | SGF | Vernon | 46 min |
| Jul 12, 1:23 AM CDT | Flash Flood Warning | SGF | Vernon | 3 hr |
| Jul 12, 1:40 AM CDT | Severe Thunderstorm Warning | SGF | Lawrence | 80 min |
| Jul 12, 1:44 AM CDT | Severe Thunderstorm Warning | SGF | Barton, Dade | 76 min |
| Jul 12, 1:58 AM CDT | Severe Thunderstorm Warning | SGF | Stone | 47 min |
| Jul 12, 1:59 AM CDT | Severe Thunderstorm Warning | SGF | Cedar | 61 min |
| Jul 12, 2:17 AM CDT | Severe Thunderstorm Warning | SGF | Vernon | 58 min |
| Jul 12, 2:20 AM CDT | Flash Flood Warning | SGF | Barton, Dade | 3 hr |
| Jul 12, 2:36 AM CDT | Severe Thunderstorm Warning | SGF | Christian, Greene | 69 min |
| Jul 12, 2:38 AM CDT | Severe Thunderstorm Warning | SGF | Stone | 67 min |
| Jul 12, 2:54 AM CDT | Severe Thunderstorm Warning | SGF | Cedar, Dade, Lawrence | 81 min |
| Jul 12, 3:06 AM CDT | Flash Flood Warning | SGF | Christian, Greene, Lawrence, Stone, Taney | 3 hr |
| Jul 12, 3:11 AM CDT | Severe Thunderstorm Warning | SGF | Polk | 79 min |
| Jul 12, 3:44 AM CDT | Severe Thunderstorm Warning | SGF | Greene | 61 min |
| Jul 12, 3:50 AM CDT | Severe Thunderstorm Warning | SGF | Newton | 55 min |
| Jul 12, 3:56 AM CDT | Severe Thunderstorm Warning | SGF | Jasper | 64 min |
| Jul 12, 4:08 AM CDT | Severe Thunderstorm Warning | SGF | Barry | 52 min |
| Jul 12, 4:30 AM CDT | Severe Thunderstorm Warning | SGF | Dallas, Polk | 45 min |
| Jul 12, 5:28 AM CDT | Severe Thunderstorm Warning | SGF | Barry | 47 min |
| Jul 12, 5:41 AM CDT | Tornado Warning | SGF | Barry | 34 min |
| Jul 12, 6:09 AM CDT | Flash Flood Warning | SGF | Dallas, Greene, Polk, Webster | 4 hr |
Nearby
Severe Thunderstorm Warnings in Missouri, 2003Every severe thunderstorm warning in 2003
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.