Alert archive / Missouri / Special Weather Statements in 2012
Special Weather Statement, NWS Springfield, MO
NWS Springfield, MO issued this special weather statement at Jul 7, 2012, 2:21 PM CDT for Maries County, Missouri. It was in force for 24 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 7, 2012, 2:21 PM CDT (19:21 UTC)
- Expired
- Jul 7, 2012, 2:45 PM CDT
- In force
- 24 min
- Issued by
- NWS Springfield, MO
County Maries County, MO
The radar
The St Louis radar (KLSX), 139 km from the middle of the area, began a volume at 19:21 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, 7.4 hours before the alert went out and 203 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
- 1058 J/kg
- Mixed-layer CIN
- -152 J/kg
- Mixed-layer LCL
- 2009 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
391
WWUS83 KSGF 071921
SPSSGF
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
221 PM CDT SAT JUL 7 2012
MOZ058-071945-
MARIES MO-
221 PM CDT SAT JUL 7 2012
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN MARIES COUNTY UNTIL
245 PM CDT...
AT 216 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR BRINKTOWN...OR 18 MILES NORTHWEST OF
ROLLA...MOVING WEST AT 10 MPH. WINDS AROUND 50 MPH ARE EXPECTED WITH
THIS STORM.
LAT...LON 3826 9219 3817 9190 3802 9196 3801 9197
3801 9204 3803 9219 3816 9218 3816 9220
TIME...MOT...LOC 1921Z 108DEG 7KT 3811 9204
$$
WISEThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 1:37 PM CDT | Severe Thunderstorm Warning | SGF | Webster | 23 min |
| Jul 7, 1:40 PM CDT | Severe Thunderstorm Warning | SGF | Webster | 30 min |
| Jul 7, 1:44 PM CDT | Special Weather Statement | SGF | Christian | 31 min |
| Jul 7, 1:54 PM CDT | Special Weather Statement | SGF | Christian | 36 min |
| Jul 7, 2:00 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Greene | 30 min |
| Jul 7, 2:09 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Greene | 51 min |
| Jul 7, 2:20 PM CDT | Special Weather Statement | SGF | Stone | 25 min |
| Jul 7, 2:24 PM CDT | Severe Thunderstorm Warning | SGF | Greene | 51 min |
| Jul 7, 2:50 PM CDT | Severe Thunderstorm Warning | SGF | Barry, Lawrence, Stone | 40 min |
| Jul 7, 3:05 PM CDT | Special Weather Statement | SGF | Morgan | 25 min |
| Jul 7, 3:12 PM CDT | Severe Thunderstorm Warning | SGF | Morgan | 27 min |
| Jul 7, 3:32 PM CDT | Severe Thunderstorm Warning | SGF | Cedar, Polk | 43 min |
| Jul 7, 3:40 PM CDT | Severe Thunderstorm Warning | SGF | Camden, Morgan | 35 min |
| Jul 7, 3:50 PM CDT | Severe Thunderstorm Warning | SGF | Barry | 25 min |
| Jul 7, 4:39 PM CDT | Severe Thunderstorm Warning | SGF | St. Clair | 36 min |
| Jul 7, 5:17 PM CDT | Special Weather Statement | SGF | Barton | 28 min |
| Jul 7, 5:23 PM CDT | Severe Thunderstorm Warning | SGF | Howell, Ozark | 52 min |
| Jul 7, 5:29 PM CDT | Severe Thunderstorm Warning | SGF | Barton | 31 min |
| Jul 7, 5:47 PM CDT | Severe Thunderstorm Warning | SGF | Crawford | 43 min |
| Jul 7, 6:22 PM CDT | Areal Flood Advisory | SGF | Crawford | 3 hr |
| Jul 7, 6:24 PM CDT | Severe Thunderstorm Warning | SGF | Crawford | 51 min |
| Jul 7, 6:56 PM CDT | Special Weather Statement | SGF | Cherokee | 34 min |
Nearby
Special Weather Statements in Missouri, 2012Every special weather statement in 2012
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.