Alert archive / Missouri / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 358, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Jul 12, 2003, 3:11 AM CDT for Polk County, Missouri. It was in force for 79 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 12, 2003, 3:11 AM CDT (08:11 UTC)
- Expired
- Jul 12, 2003, 4:30 AM CDT
- In force
- 79 min
- Issued by
- NWS Springfield, MO
- Area
- Counties, with a storm outline in the text
County Polk County, MO
The radar
The Springfield radar (KSGF), 47 km from the middle of the area, began a volume at 08:13 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 8.2 hours before the alert went out and 89 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.
000 WUUS53 KSGF 120811 SVRSGF MOC167-120930- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SPRINGFIELD MO 311 AM CDT SAT JUL 12 2003 THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... POLK COUNTY IN MISSOURI * UNTIL 430 AM CDT. * AT 308 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS CAPABLE OF PRODUCING HAIL TO THE SIZE OF QUARTERS...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 7 MILES SOUTHWEST OF HUMANSVILLE TO WALNUT GROVE...AND MOVING SOUTHEAST AT 40 MPH. * THE SEVERE THUNDERSTORMS WILL BE NEAR... MORRISVILLE BY 325 AM CDT. BOLIVAR BY 330 AM CDT. PLEASANT HOPE BY 340 AM CDT. THE TOWNS OF DUNNEGAN...ALDRICH...EUDORA...BRIGHTON AND HALF WAY ARE ALSO IN THE PATH OF THESE STORMS. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. LAT...LON 3782 9364 3743 9362 3742 9319 3779 9319 $$ IZZI
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 Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 11, 11:40 PM CDT, 3 hours 31 minutes earlier.
Area forecast discussion, Jul 11, 11:40 PM CDT, 3 hours 31 minutes before
MESOSCALE FORECAST DISCUSSION NATIONAL WEATHER SERVICE SPRINGFIELD MO 1140 PM CDT FRI JUL 11 2003 .DISCUSSION... SURFACE OBSERVATIONS/SATELLITE/WIND PROFILERS CONTINUE TO INDICATE ADDITIONAL THUNDERSTORMS DEVELOPING ALONG AN 85H THETA-E RIDGE AXIS ACROSS SOUTHERN MISSOURI. WIND PROFILERS OVER NORTHERN OKLAHOMA AND SOUTHEAST KANSAS ARE ALSO SHOWING AN SIGNIFICANT INCREASE IN THE LOW LEVEL JET FROM THE SOUTHWEST...WHICH IS IMPENDING UPON SOUTHERN MISSOURI. 25H JET MAX OF 70K WAS ALSO MOVING INTO THE AREA WHICH IS LIKELY SUPPORTING ADDITIONAL UPWARD VERTICAL MOTION. TRAINING OF CELLS IN PHELPS AND DENT COUNTIES HAS ALREADY PROMPTED A FLASH FLOOD WARNING IN THESE AREAS...AND ADDITIONAL TRAINING OF STORMS WILL LIKELY AFFECT A PORTION OF SOUTHERN MISSOURI OVERNIGHT. LATEST RUC/LAPS INFORMATION ALSO SHOW MOISTURE ADVECTION OVER SOUTHERN MISSOURI THROUGH AT LEAST 12Z...WITH A SLOW PROGRESSION TO THE SOUTH OVERNIGHT. DEEP MOISTURE WITH PRECIPITABLE WATER VALUES IN EXCESS OF 1.75 INCHES WILL CONTINUE THE THREAT OF FLOODING OVERNIGHT...ESPECIALLY IN AREAS THAT RECEIVED HEAVY RAINFALL FRIDAY EVENING. && .SGF WATCHES/WARNINGS/ADVISORIES... .MO...NONE. .KS...NONE. JLT
Hazardous weather outlook, Jul 11, 10:25 PM CDT, 4 hours 46 minutes before
KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-121100-
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1025 PM CDT FRI JUL 11 2003
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MISSOURI OZARKS AND EXTREME
SOUTHEAST KANSAS.
.DAY ONE...OVERNIGHT.
WEATHER HAZARDS EXPECTED:
NUMEROUS THUNDERSTORMS TONIGHT...SCATTERED STORMS MAY
CONTAIN:
HAIL UP TO THE SIZE OF HALF DOLLARS.
WIND GUSTS IN EXCESS 60 MPH.
LOCALLY HEAVY RAINFALL...WITH LOCAL AMOUNTS IN EXCESS OF AN INCH.
AREAS AFFECTED AND TIMING:
SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG A STRONG
MOISTURE AXIS LINE FROM SOUTHEAST KANSAS...EASTWARD THROUGH
SOUTHERN MISSOURI DURING THE OVERNIGHT HOURS. THE SEVERE HAIL AND
HIGH WIND EVENT WILL LIKELY DIMINISH BY 1 AM...HOWEVER...THE
THREAT OF FLOODING WILL INCREASE OVERNIGHT AS RAINFALL WILL LIKELY
CONTINUE OVER THE SAME AREAS THAT RECEIVED HEAVY RAINFALL FRIDAY
EVENING.
DISCUSSION:
A STRONG UPPER LEVEL DISTURBANCE WILL MOVE SOUTHWARD THROUGH THE
MISSISSIPPI VALLEY TONIGHT. AS THE DISTURBANCE APPROACHES THE AREA
ADDITIONAL THUNDERSTORMS WILL DEVELOP...ESPECIALLY ALONG A DEVELOP
LOW LEVEL JET AND THETA-E RIDGE AXIS LINE OVER SOUTHERN MISSOURI.
IN ADDITION TO THE SEVERE THREAT...SOME OF THE THUNDERSTORMS WILL
CONTAIN HEAVY RAINFALL. AT THIS TIME CONDITIONS DO NOT FAVOR AN
SIGNIFICANT FLOODING EVENT...BUT ISOLATED FLOODING IS LIKELY AS
THE DEVELOPMENT OF THE LOW LEVEL JET BECOMES MORE PRONOUNCED
OVERNIGHT. SOME LOCATIONS COULD SEE RAINFALL AMOUNTS OF 1 TO 2
INCHES TONIGHT...WITH ISOLATED THREE TO FOUR INCH AMOUNTS.
.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.
THE FRONTAL BOUNDARY IS EXPECTED TO STALL OUT OVER SOUTHERN
MISSOURI TOMORROW. ADDITIONAL THUNDERSTORM DEVELOPMENT IS EXPECTED
ALONG THE BOUNDARY DURING THE DAY TOMORROW. IT IS UNCLEAR HOW
TONIGHTS THUNDERSTORMS WILL AFFECT CLOUD COVER AND SUBSEQUENT
INSTABILITY...HOWEVER IF THE ATMOSPHERE DOES DESTABILIZE...WIND
FIELDS WILL REMAIN SUPPORTIVE OF SEVERE THUNDERSTORMS WITH LARGE
HAIL AND DAMAGING WINDS AGAIN ON SATURDAY.
THUNDERSTORMS ARE AGAIN POSSIBLE TUESDAY NIGHT AND WEDNESDAY AS
YET ANOTHER DISTURBANCE MOVES INTO THE REGION.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS LIKELY THROUGH 3 AM OVER MOST OF SOUTHERN
MISSOURI.
&&
THIS PRODUCT IS NOW AVAILABLE IN GRAPHICAL FORMAT...ALONG WITH OTHER
WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION...AT
HTTP://WWW.CRH.NOAA.GOV/SGF
JLTIn the hours before
Local storm report, Jul 12, 2:38 AM CDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
238 AM CDT SAT JUL 12 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0237 AM MT VERNON MO .75 INCH HAIL
07/12/03 LAWRENCE REPORTED BY OFF-DUTY
NWS EMPLOYEE.Local storm report, Jul 12, 2:48 AM CDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
248 AM CDT SAT JUL 12 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0220 AM LOCKWOOD MO 1 INCH HAIL
07/12/03 DADE REPORTED BY LAW
ENFORCEMENT OFFICIAL.Local storm report, Jul 12, 2:52 AM CDT, 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
252 AM CDT SAT JUL 12 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0247 AM MARMATON KS .75 INCH HAIL
07/12/03 BOURBON REPORTED BY LAW
ENFORCEMENT OFFICIAL.Local storm report, Jul 12, 2:57 AM CDT, 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
257 AM CDT SAT JUL 12 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0255 PM 3 SE GRAVOIS MILLS MO 60 MPH TSTM GUST
07/11/03 MORGAN REPORTED BY AGTAP
BUSINESS.
0558 PM 6 S WARSAW MO 1 INCH HAIL
07/11/03 BENTON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0615 PM 2 E TUNAS MO WIND DAMAGE
07/11/03 DALLAS TREES DOWN ACROSS
HIGHWAY E. REPORTED BY
LAW ENFORCEMENT OFFICIAL.
0620 PM FRISTOE MO 1 INCH HAIL
07/11/03 BENTON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0625 PM BENNETT SPGS MO .75 INCH HAIL
07/11/03 LACLEDE REPORTED BY PUBLIC.
0625 PM BENNETT SPRINGS MO WIND DAMAGE
07/11/03 LACLEDE TREE DOWN ON LARGE
TENT. INJURIES.
REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0707 PM 3 N GROVESPRING MO .88 INCH HAIL
07/11/03 WRIGHT REPORTED BY .
0745 PM 4 SW BRINKTOWN MO WIND DAMAGE
07/11/03 MARIES TREES FELL ACROSS
HIGHWAY BB. REPORTED BY
LAW ENFORCEMENT OFFICIAL.
0800 PM ST ROBERT MO 1 INCH HAIL
07/11/03 PULASKI REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0845 PM LICKING MO .75 INCH HAIL
07/11/03 TEXAS REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0847 PM MAPLETON KS 1.75 INCH HAIL
07/11/03 BOURBON REPORTED BY TRAINED
STORM SPOTTER.
0923 PM LOWRY CITY MO 1.75 INCH HAIL
07/11/03 ST.CLAIR REPORTED BY VOLUNTEER
WEATHER OBSERVER.
0925 PM ARMA KS 1 INCH HAIL
07/11/03 CRAWFORD REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0930 PM 7 W WEST EMINENCE MO .75 INCH HAIL
07/11/03 SHANNON REPORTED BY COOPERATIVE
OBSERVER.
0948 PM 4 S MINDENMINES MO .75 INCH HAIL
07/11/03 BARTON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0958 PM 6 S BIRCH TREE MO .88 INCH HAIL
07/11/03 SHANNON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1015 PM GRAVOIS MILLS MO 1.75 INCH HAIL
07/11/03 MORGAN REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1020 PM MARIONVILLE MO WIND DAMAGE
07/11/03 LAWRENCE TREES DOWN. REPORTED BY
HAM RADIO OPERATOR.
1023 PM 3 S HIGHLANDVILLE MO .75 INCH HAIL
07/11/03 CHRISTIAN REPORTED BY HAM RADIO
OPERATOR.
1029 PM ALTON MO 1 INCH HAIL
07/11/03 OREGON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1030 PM BILLINGS MO WIND DAMAGE
07/11/03 CHRISTIAN TREE DOWN ACROSS
RAILROAD TRACK.
REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1037 PM AURORA MO 60 MPH TSTM GUST
07/11/03 LAWRENCE POWERLINES DOWN.
REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1038 PM MARIONVILLE MO WIND DAMAGE
07/11/03 LAWRENCE REPORTED BY LAW
ENFORCEMENT OFFICIAL.
WIDE SPREAD WIND AND
SOME STRUCTURAL DAMAGE.
NUMEROUS TREES AND
POWER LINES DOWN.
1040 PM GALENA MO 60 MPH TSTM GUST
07/11/03 STONE NUMEROUS TREES DOWN
ACROSS NORTHERN STONE
COUNTY. REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1045 PM SPOKANE MO WIND DAMAGE
07/11/03 CHRISTIAN MOBILE HOME DAMAGED.
REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1048 PM 4 N CRANE MO 70 MPH TSTM GUST
07/11/03 STONE NUMEROUS TREES DOWN.
REPORTED BY VOLUNTEER
WEATHER OBSERVER.
1055 PM SALEM MO WIND DAMAGE
07/11/03 DENT POWER POLES AND TREES
DOWN. WIDESPREAD POWER
OUTAGES. REPORTED BY
LAW ENFORCEMENT OFFICIAL.
1108 PM BRANSON MO 69 MPH TSTM GUST
07/11/03 TANEY REPORTED BY PUBLIC.
BRANSON BELL. SOME
DAMAGE.
1110 PM HAMMOND KS 1 INCH HAIL
07/11/03 BOURBON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1110 PM FT SCOTT KS .75 INCH HAIL
07/11/03 BOURBON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1120 PM FT SCOTT KS .88 INCH HAIL
07/11/03 BOURBON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1130 PM NOEL MO WIND DAMAGE
07/11/03 MCDONALD TREE DOWN ACROSS H
HIGHWAY. REPORTED BY
LAW ENFORCEMENT OFFICIAL.
1130 PM ANDERSON MO WIND DAMAGE
07/11/03 MCDONALD POWERLINES DOWN AND
WIDESPREAD POWER
OUTAGES . REPORTED BY
LAW ENFORCEMENT OFFICIAL.
1155 PM NEVADA MO 1 INCH HAIL
07/11/03 VERNON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1255 AM LOCKWOOD MO .75 INCH HAIL
07/12/03 DADE REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0110 AM 3 N GOLDEN CITY MO .75 INCH HAIL
07/12/03 BARTON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0117 AM MARIONVILLE MO .75 INCH HAIL
07/12/03 LAWRENCE REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0122 AM MILO MO 1 INCH HAIL
07/12/03 VERNON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
0200 AM GALENA MO .88 INCH HAIL
07/12/03 STONE REPORTED BY PUBLIC.
0220 AM LOCKWOOD MO 1 INCH HAIL
07/12/03 DADE REPORTED BY LAW
ENFORCEMENT OFFICIAL.Local storm report, Jul 12, 3:02 AM CDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
302 AM CDT SAT JUL 12 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0301 AM CRANE MO .75 INCH HAIL
07/12/03 STONE REPORTED BY LAW
ENFORCEMENT OFFICIAL.Local storm report, Jul 12, 3:05 AM CDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
305 AM CDT SAT JUL 12 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0303 AM 1 N STOCKTON MO 1 INCH HAIL
07/12/03 CEDAR REPORTED BY LAW
ENFORCEMENT OFFICIAL.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, 9:08 PM CDT | Severe Thunderstorm Warning | SGF | St. Clair | 52 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, 3:44 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.