Alert archive / Missouri / Freeze Warnings in 2012
Freeze Warning 6, NWS St. Louis, MO
NWS St. Louis, MO issued this freeze warning at Oct 27, 2012, 2:32 PM CDT for 9 counties in Illinois; 23 counties in Missouri. It took effect at Oct 28, 2012, 3:00 AM CDT. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 27, 2012, 2:32 PM CDT (19:32 UTC)
- In effect from
- Oct 28, 2012, 3:00 AM CDT
- Expired
- Oct 28, 2012, 8:00 AM CDT
- In force
- 5 hr
- Issued by
- NWS St. Louis, MO
All 32 counties
Brown County, IL, Calhoun County, IL, Greene County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Monroe County, IL, Pike County, IL, Saint Clair County, IL, Boone County, MO, Callaway County, MO, City of Saint Louis, MO, Cole County, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Jefferson County, MO, Lincoln County, MO, Madison County, MO, Moniteau County, MO, Montgomery County, MO, Osage County, MO, Pike County, MO, Ralls County, MO, Reynolds County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Warren County, MO, Washington County, MO
The radar
The St Louis radar (KLSX), 22 km from the middle of the area, began a volume at 19:37 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
Lincoln, IL (KILX), launched 12:00Z, 7.5 hours before the alert went out and 261 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
- 918 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- -34 m²/s²
- 0-3 km storm-relative helicity
- 25 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
503 WWUS73 KLSX 271932 NPWLSX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 232 PM CDT SAT OCT 27 2012 ILZ058-059-096>102-MOZ035-036-041-047>052-059>065-072>075-084-085- 099-281300- /O.NEW.KLSX.FZ.W.0006.121028T0800Z-121028T1300Z/ GREENE IL-MACOUPIN IL-BROWN IL-PIKE IL-CALHOUN IL-JERSEY IL- MADISON IL-ST. CLAIR IL-MONROE IL-RALLS MO-PIKE MO-BOONE MO- MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO-LINCOLN MO- GASCONADE MO-WARREN MO-ST. CHARLES MO-FRANKLIN MO-ST. LOUIS MO- ST. LOUIS CITY MO-JEFFERSON MO-CRAWFORD MO-WASHINGTON MO- ST. FRANCOIS MO-STE. GENEVIEVE MO-IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...EDWARDSVILLE...BELLEVILLE... BOWLING GREEN...COLUMBIA...JEFFERSON CITY...ST CHARLES...UNION... ST LOUIS...FARMINGTON 232 PM CDT SAT OCT 27 2012 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 8 AM CDT SUNDAY... THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 3 AM TO 8 AM CDT SUNDAY. * TIMING...SUBFREEZING TEMPERATURES ARE LIKELY LATE TONIGHT AND EARLY SUNDAY MORNING. * TEMPERATURES...LOWS WILL BE NEAR 30 DEGREES. * IMPACTS...SUBFREEZING TEMPERATURES MAY CAUSE DAMAGE TO CROPS AND TENDER VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN SUB-FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ TES
2 follow-up statements
018 WWUS73 KLSX 280819 NPWLSX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 319 AM CDT SUN OCT 28 2012 ILZ058-059-096>102-MOZ035-036-041-047>052-059>065-072>075-084-085- 099-281300- /O.CON.KLSX.FZ.W.0006.000000T0000Z-121028T1300Z/ GREENE IL-MACOUPIN IL-BROWN IL-PIKE IL-CALHOUN IL-JERSEY IL- MADISON IL-ST. CLAIR IL-MONROE IL-RALLS MO-PIKE MO-BOONE MO- MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO-LINCOLN MO- GASCONADE MO-WARREN MO-ST. CHARLES MO-FRANKLIN MO-ST. LOUIS MO- ST. LOUIS CITY MO-JEFFERSON MO-CRAWFORD MO-WASHINGTON MO- ST. FRANCOIS MO-STE. GENEVIEVE MO-IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...EDWARDSVILLE...BELLEVILLE... BOWLING GREEN...COLUMBIA...JEFFERSON CITY...ST CHARLES...UNION... ST LOUIS...FARMINGTON 319 AM CDT SUN OCT 28 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... * TIMING...SUBFREEZING TEMPERATURES ARE EXPECTED EARLY THIS MORNING. * TEMPERATURES...LOWS WILL BE AT...OR SLIGHTLY BELOW...THE FREEZING MARK. * IMPACTS...SUBFREEZING TEMPERATURES MAY CAUSE DAMAGE TO CROPS AND TENDER VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN SUB-FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ TRUETT
983 WWUS73 KLSX 281301 NPWLSX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 801 AM CDT SUN OCT 28 2012 ILZ058-059-096>102-MOZ035-036-041-047>052-059>065-072>075-084-085- 099-281415- /O.EXP.KLSX.FZ.W.0006.000000T0000Z-121028T1300Z/ GREENE IL-MACOUPIN IL-BROWN IL-PIKE IL-CALHOUN IL-JERSEY IL- MADISON IL-ST. CLAIR IL-MONROE IL-RALLS MO-PIKE MO-BOONE MO- MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO-LINCOLN MO- GASCONADE MO-WARREN MO-ST. CHARLES MO-FRANKLIN MO-ST. LOUIS MO- ST. LOUIS CITY MO-JEFFERSON MO-CRAWFORD MO-WASHINGTON MO- ST. FRANCOIS MO-STE. GENEVIEVE MO-IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...EDWARDSVILLE...BELLEVILLE... BOWLING GREEN...COLUMBIA...JEFFERSON CITY...ST CHARLES...UNION... ST LOUIS...FARMINGTON 801 AM CDT SUN OCT 28 2012 ...FREEZE WARNING HAS EXPIRED... EARLY MORNING SUNSHINE WILL BE WARMING TEMPERATURES ABOVE THE FREEZING MARK OVER THE NEXT HOUR. $$ TRUETT
Nearby
Freeze Warnings in Missouri, 2012Freeze Warnings in Illinois, 2012Every freeze warning 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.