Alert archive / Missouri / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 421, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Jul 30, 2011, 2:52 PM CDT for Phelps County, Pulaski County, Missouri. It was in force for 38 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 30, 2011, 2:52 PM CDT (19:52 UTC)
- Expired
- Jul 30, 2011, 3:30 PM CDT
- In force
- 38 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Hail
- 0.5 in
- Wind
- 60.0 mph
Counties Phelps County, MO, Pulaski County, MO
The radar
The Springfield radar (KSGF), 145 km from the middle of the area, began a volume at 19:53 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
Springfield, MO (KSGF), launched 12:00Z, 7.9 hours before the alert went out and 195 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
- 2029 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 1301 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 17 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
387
WUUS53 KSGF 301952
SVRSGF
MOC161-169-302030-
/O.NEW.KSGF.SV.W.0421.110730T1952Z-110730T2030Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
252 PM CDT SAT JUL 30 2011
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN PULASKI COUNTY IN CENTRAL MISSOURI...
SOUTHWESTERN PHELPS COUNTY IN EAST CENTRAL MISSOURI...
* UNTIL 330 PM CDT.
* AT 246 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 5 MILES SOUTHWEST OF DIXON...OR 7 MILES
NORTHEAST OF WAYNESVILLE...MOVING SOUTHEAST AT 10 MPH. THIS STORM
IS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH.
* LOCATIONS IMPACTED INCLUDE CROCKER...DEVIL'S ELBOW...DIXON...
DOOLITTLE...EDGAR SPRINGS...JEROME...NEWBURG...NORTHEASTERN FORT
LEONARD WOOD...ST. ROBERT AND WAYNESVILLE.
INTERSTATE 44 BETWEEN MILE MARKERS 155 AND 183 WILL ALSO BE IMPACTED
BY THIS STORM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM CAPABLE OF PRODUCING LARGE HAIL AND
DAMAGING WINDS...IF YOU ARE IN ITS PATH SEEK SHELTER INDOORS AND STAY
AWAY FROM WINDOWS.
&&
LAT...LON 3779 9179 3779 9181 3760 9181 3787 9234
3802 9224 3801 9203 3793 9178
TIME...MOT...LOC 1952Z 293DEG 9KT 3792 9213
WIND...HAIL 60MPH <.50IN
$$
DSA2 follow-up statements
084
WWUS53 KSGF 302017
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
317 PM CDT SAT JUL 30 2011
MOC161-169-302030-
/O.CON.KSGF.SV.W.0421.000000T0000Z-110730T2030Z/
PHELPS MO-PULASKI MO-
317 PM CDT SAT JUL 30 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CDT
FOR NORTHERN PULASKI AND SOUTHWESTERN PHELPS COUNTIES...
AT 308 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A CLUSTER OF STRONG TO SEVERE THUNDERSTORMS EXTENDING FROM
FROM JUST SOUTH OF DIXON TO THE EDGAR SPRINGS AREA. THESE STORMS ARE
MOVING SOUTHEAST AT 10 MPH. THESE STORMS ARE CAPABLE OF PRODUCING
LOCALLY DAMAGING WINDS IN EXCESS OF 60 MPH.
LOCATIONS IMPACTED INCLUDE CROCKER...DEVIL'S ELBOW...DIXON...
DOOLITTLE...EDGAR SPRINGS...JEROME...NEWBURG...NORTHEASTERN FORT
LEONARD WOOD...ST. ROBERT AND WAYNESVILLE.
INTERSTATE 44 BETWEEN MILE MARKERS 155 AND 183 WILL ALSO BE IMPACTED
BY THIS STORM.
LAT...LON 3779 9179 3779 9181 3760 9181 3787 9234
3802 9224 3801 9203 3793 9178
TIME...MOT...LOC 2013Z 293DEG 9KT 3790 9207
WIND...HAIL 60MPH <.50IN
$$
DSA833
WWUS53 KSGF 302023
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
323 PM CDT SAT JUL 30 2011
MOC161-169-302033-
/O.EXP.KSGF.SV.W.0421.000000T0000Z-110730T2030Z/
PHELPS MO-PULASKI MO-
323 PM CDT SAT JUL 30 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN PULASKI AND
SOUTHWESTERN PHELPS COUNTIES WILL EXPIRE AT 330 PM CDT...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS NO LONGER
SEVERE...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.
LAT...LON 3779 9179 3779 9181 3760 9181 3787 9234
3802 9224 3801 9203 3793 9178
TIME...MOT...LOC 2023Z 293DEG 9KT 3789 9204
$$
DSAThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 4:17 AM CDT | Excessive Heat Warning | SGF | Barry, Barton, Benton, Camden, Cedar, Christian and 28 more | 9 days |
| Jul 30, 1:13 PM CDT | Special Weather Statement | SGF | Maries | 47 min |
| Jul 30, 1:18 PM CDT | Special Weather Statement | SGF | Maries | 42 min |
| Jul 30, 1:30 PM CDT | Special Weather Statement | SGF | Laclede | 45 min |
| Jul 30, 1:37 PM CDT | Severe Thunderstorm Warning | SGF | Laclede, Pulaski | 38 min |
| Jul 30, 1:57 PM CDT | Special Weather Statement | SGF | Webster | 48 min |
| Jul 30, 2:16 PM CDT | Severe Thunderstorm Warning | SGF | Phelps, Pulaski | 31 min |
| Jul 30, 2:59 PM CDT | Special Weather Statement | SGF | Dent | 46 min |
| Jul 30, 3:04 PM CDT | Severe Thunderstorm Warning | SGF | Dent, Shannon, Texas | 41 min |
| Jul 30, 3:30 PM CDT | Special Weather Statement | SGF | Dent | 30 min |
| Jul 30, 4:18 PM CDT | Special Weather Statement | SGF | Shannon | 27 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2011Every severe thunderstorm warning in 2011
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.