Alert archive / Missouri / Freeze Warnings in 2011
Freeze Warning 4, NWS St. Louis, MO
NWS St. Louis, MO issued this freeze warning at Oct 20, 2011, 3:48 AM CDT for 19 counties in Missouri; 5 counties in Illinois. It took effect at Oct 21, 2011, 1:00 AM CDT. It was in force for 8 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 20, 2011, 3:48 AM CDT (08:48 UTC)
- In effect from
- Oct 21, 2011, 1:00 AM CDT
- Expired
- Oct 21, 2011, 9:00 AM CDT
- In force
- 8 hr
- Issued by
- NWS St. Louis, MO
All 24 counties
Adams County, IL, Brown County, IL, Calhoun County, IL, Greene County, IL, Pike County, IL, Audrain County, MO, Boone County, MO, Callaway County, MO, Cole County, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Knox County, MO, Lewis County, MO, Lincoln County, MO, Marion County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Osage County, MO, Pike County, MO, Ralls County, MO, Shelby County, MO, Warren County, MO
The radar
The St Louis radar (KLSX), 90 km from the middle of the area, began a volume at 08:47 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 00:00Z, 8.8 hours before the alert went out and 272 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 559 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 198 m²/s²
- 0-3 km storm-relative helicity
- 294 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
125 WWUS73 KLSX 200848 NPWLSX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 348 AM CDT THU OCT 20 2011 ...WIDESPREAD FROST EXPECTED TONIGHT... .A COLD NIGHT IS EXPECTED TONIGHT. HIGH PRESSURE WILL BE IN CONTROL OVERNIGHT. THIS WILL PRODUCE CLEAR SKIES AND LIGHT WINDS SETTING UP IDEAL CONDITIONS FOR FROST DEVELOPMENT. ILZ095>097-MOZ018-019-026-027-034>036-041-042-202100- /O.NEW.KLSX.FZ.W.0004.111021T0600Z-111021T1400Z/ ADAMS IL-BROWN IL-PIKE IL-KNOX MO-LEWIS MO-SHELBY MO-MARION MO- MONROE MO-RALLS MO-PIKE MO-BOONE MO-AUDRAIN MO- INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN... COLUMBIA...MEXICO 348 AM CDT THU OCT 20 2011 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY. * TIMING...TEMPERATURES WILL DIP BELOW FREEZING A FEW HOURS BEFORE SUNRISE AND SHOULD RISE ABOVE FREEZING ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES ARE EXPECTED TO REACH NEAR 30 DEGREES. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. 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. && $$ ILZ058>060-064-065-069-070-074-079-098>102-MOZ047>052-059>065- 072>075-084-085-099-202100- /O.NEW.KLSX.FR.Y.0003.111021T0600Z-111021T1400Z/ GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL- MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL- MADISON IL-ST. CLAIR IL-MONROE IL-MONITEAU MO-COLE MO-OSAGE MO- CALLAWAY MO-MONTGOMERY MO-LINCOLN MO-GASCONADE MO-WARREN MO- ST. CHARLES MO-FRANKLIN MO-ST. LOUIS MO-ST. LOUIS CITY MO- JEFFERSON MO-CRAWFORD MO-WASHINGTON MO-ST. FRANCOIS MO- STE. GENEVIEVE MO-IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM... CHESTER...EDWARDSVILLE...BELLEVILLE...JEFFERSON CITY... ST CHARLES...UNION...ST LOUIS...FARMINGTON 348 AM CDT THU OCT 20 2011 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY. * TIMING...FROST IS EXPECT TO DEVELOP AFTER MIDNIGHT AND LAST UNTIL ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES WILL DIP INTO THE LOW TO MID 30S. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS IN THE ADVISORY AREA SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ MILLER
5 follow-up statements
492 WWUS73 KLSX 201947 NPWLSX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 247 PM CDT THU OCT 20 2011 ...WIDESPREAD FROST EXPECTED TONIGHT... .A COLD NIGHT IS EXPECTED TONIGHT. HIGH PRESSURE WILL BE IN CONTROL OVERNIGHT. THIS WILL PRODUCE CLEAR SKIES AND LIGHT WINDS SETTING UP IDEAL CONDITIONS FOR FROST DEVELOPMENT. ILZ058-098-MOZ047>052-059-060-062-072-210900- /O.UPG.KLSX.FR.Y.0003.111021T0600Z-111021T1400Z/ /O.EXA.KLSX.FZ.W.0004.111021T0600Z-111021T1400Z/ GREENE IL-CALHOUN IL-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO- MONTGOMERY MO-LINCOLN MO-GASCONADE MO-WARREN MO-FRANKLIN MO- CRAWFORD MO- INCLUDING THE CITIES OF...JEFFERSON CITY...UNION 247 PM CDT THU OCT 20 2011 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY. THE FROST ADVISORY IS NO LONGER IN EFFECT. * TIMING...TEMPERATURES WILL DIP BELOW FREEZING A FEW HOURS BEFORE SUNRISE AND SHOULD RISE ABOVE FREEZING ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES ARE EXPECTED TO REACH NEAR 30 DEGREES. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. 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. && $$ ILZ095>097-MOZ018-019-026-027-034>036-041-042-210900- /O.CON.KLSX.FZ.W.0004.111021T0600Z-111021T1400Z/ ADAMS IL-BROWN IL-PIKE IL-KNOX MO-LEWIS MO-SHELBY MO-MARION MO- MONROE MO-RALLS MO-PIKE MO-BOONE MO-AUDRAIN MO- INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN... COLUMBIA...MEXICO 247 PM CDT THU OCT 20 2011 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * TIMING...TEMPERATURES WILL DIP BELOW FREEZING A FEW HOURS BEFORE SUNRISE AND SHOULD RISE ABOVE FREEZING ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES ARE EXPECTED TO REACH NEAR 30 DEGREES. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN SUB-FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ ILZ059-060-064-065-069-070-074-079-099>102-MOZ061-063>065-073>075- 084-085-099-210900- /O.CON.KLSX.FR.Y.0003.111021T0600Z-111021T1400Z/ MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-MARION IL- WASHINGTON IL-RANDOLPH IL-JERSEY IL-MADISON IL-ST. CLAIR IL- MONROE IL-ST. CHARLES MO-ST. LOUIS MO-ST. LOUIS CITY MO- JEFFERSON MO-WASHINGTON MO-ST. FRANCOIS MO-STE. GENEVIEVE MO- IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM... CHESTER...EDWARDSVILLE...BELLEVILLE...ST CHARLES...ST LOUIS... FARMINGTON 247 PM CDT THU OCT 20 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * TIMING...FROST IS EXPECT TO DEVELOP AFTER MIDNIGHT AND LAST UNTIL ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES WILL DIP INTO THE LOW TO MID 30S. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS IN THE ADVISORY AREA SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ BYRD
331 WWUS73 KLSX 202014 NPWLSX URGENT - WEATHER MESSAGE...RESENT NATIONAL WEATHER SERVICE ST LOUIS MO 314 PM CDT THU OCT 20 2011 ...WIDESPREAD FROST EXPECTED TONIGHT... .A COLD NIGHT IS EXPECTED TONIGHT. HIGH PRESSURE WILL BE IN CONTROL OVERNIGHT. THIS WILL PRODUCE CLEAR SKIES AND LIGHT WINDS SETTING UP IDEAL CONDITIONS FOR FROST DEVELOPMENT. ILZ058-098-MOZ047>052-059-060-062-072-210930- /O.UPG.KLSX.FR.Y.0003.111021T0600Z-111021T1400Z/ /O.EXA.KLSX.FZ.W.0004.111021T0600Z-111021T1400Z/ GREENE IL-CALHOUN IL-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO- MONTGOMERY MO-LINCOLN MO-GASCONADE MO-WARREN MO-FRANKLIN MO- CRAWFORD MO- INCLUDING THE CITIES OF...JEFFERSON CITY...UNION 314 PM CDT THU OCT 20 2011 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY. THE FROST ADVISORY IS NO LONGER IN EFFECT. * TIMING...TEMPERATURES WILL DIP BELOW FREEZING A FEW HOURS BEFORE SUNRISE AND SHOULD RISE ABOVE FREEZING ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES ARE EXPECTED TO REACH NEAR 30 DEGREES. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN SUB-FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ ILZ095>097-MOZ018-019-026-027-034>036-041-042-210930- /O.CON.KLSX.FZ.W.0004.111021T0600Z-111021T1400Z/ ADAMS IL-BROWN IL-PIKE IL-KNOX MO-LEWIS MO-SHELBY MO-MARION MO- MONROE MO-RALLS MO-PIKE MO-BOONE MO-AUDRAIN MO- INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN... COLUMBIA...MEXICO 314 PM CDT THU OCT 20 2011 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * TIMING...TEMPERATURES WILL DIP BELOW FREEZING A FEW HOURS BEFORE SUNRISE AND SHOULD RISE ABOVE FREEZING ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES ARE EXPECTED TO REACH NEAR 30 DEGREES. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. 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. && $$ ILZ059-060-064-065-069-070-074-079-099>102-MOZ061-063>065-073>075- 084-085-099-210930- /O.CON.KLSX.FR.Y.0003.111021T0600Z-111021T1400Z/ MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-MARION IL- WASHINGTON IL-RANDOLPH IL-JERSEY IL-MADISON IL-ST. CLAIR IL- MONROE IL-ST. CHARLES MO-ST. LOUIS MO-ST. LOUIS CITY MO- JEFFERSON MO-WASHINGTON MO-ST. FRANCOIS MO-STE. GENEVIEVE MO- IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM... CHESTER...EDWARDSVILLE...BELLEVILLE...ST CHARLES...ST LOUIS... FARMINGTON 314 PM CDT THU OCT 20 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * TIMING...FROST IS EXPECT TO DEVELOP AFTER MIDNIGHT AND LAST UNTIL ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES WILL DIP INTO THE LOW TO MID 30S. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS IN THE ADVISORY AREA SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ BYRD
839 WWUS73 KLSX 202347 NPWLSX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 647 PM CDT THU OCT 20 2011 ...WIDESPREAD FROST AND FREEZING TEMPERATURES EXPECTED TONIGHT... .CANADIAN HIGH PRESSURE WILL SET THE STAGE FOR A CHILLY OCTOBER NIGHT ACROSS THE REGION. FROST AND FREEZING TEMPERATURES ARE EXPECTED DUE TO THE COMBINATION OF THE COOL DRY AIR...CLEAR SKIES...AND LIGHT WINDS. ILZ058-095>098-MOZ018-019-026-027-034>036-041-042-047>052-059-060- 062-072-211200- /O.CON.KLSX.FZ.W.0004.111021T0600Z-111021T1400Z/ GREENE IL-ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-KNOX MO-LEWIS MO- SHELBY MO-MARION MO-MONROE MO-RALLS MO-PIKE MO-BOONE MO- AUDRAIN MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO- LINCOLN MO-GASCONADE MO-WARREN MO-FRANKLIN MO-CRAWFORD MO- INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN... COLUMBIA...MEXICO...JEFFERSON CITY...UNION 647 PM CDT THU OCT 20 2011 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * TIMING...TEMPERATURES WILL DIP BELOW FREEZING A FEW HOURS BEFORE SUNRISE AND SHOULD RISE ABOVE FREEZING ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES ARE EXPECTED TO REACH NEAR 30 DEGREES. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. 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. && $$ ILZ059-060-064-065-069-070-074-079-099>102-MOZ061-063>065-073>075- 084-085-099-211200- /O.CON.KLSX.FR.Y.0003.111021T0600Z-111021T1400Z/ MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-MARION IL- WASHINGTON IL-RANDOLPH IL-JERSEY IL-MADISON IL-ST. CLAIR IL- MONROE IL-ST. CHARLES MO-ST. LOUIS MO-ST. LOUIS CITY MO- JEFFERSON MO-WASHINGTON MO-ST. FRANCOIS MO-STE. GENEVIEVE MO- IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM... CHESTER...EDWARDSVILLE...BELLEVILLE...ST CHARLES...ST LOUIS... FARMINGTON 647 PM CDT THU OCT 20 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * TIMING...FROST IS EXPECT TO DEVELOP AFTER MIDNIGHT AND LAST UNTIL ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES WILL DIP INTO THE LOW TO MID 30S. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS IN THE ADVISORY AREA SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ TRUETT
003 WWUS73 KLSX 210852 NPWLSX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 352 AM CDT FRI OCT 21 2011 ILZ058-095>098-MOZ018-019-026-027-034>036-041-042-047>052-059-060- 062-072-211400- /O.CON.KLSX.FZ.W.0004.000000T0000Z-111021T1400Z/ GREENE IL-ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-KNOX MO-LEWIS MO- SHELBY MO-MARION MO-MONROE MO-RALLS MO-PIKE MO-BOONE MO- AUDRAIN MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO- LINCOLN MO-GASCONADE MO-WARREN MO-FRANKLIN MO-CRAWFORD MO- INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN... COLUMBIA...MEXICO...JEFFERSON CITY...UNION 352 AM CDT FRI OCT 21 2011 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * TIMING...TEMPERATURES WILL DIP BELOW FREEZING BEFORE SUNRISE...AND SHOULD RISE ABOVE FREEZING ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES ARE EXPECTED TO REACH NEAR 30 DEGREES. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. 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. && $$ ILZ059-060-064-065-069-070-074-079-099>102-MOZ061-063>065-073>075- 084-085-099-211400- /O.CON.KLSX.FR.Y.0003.000000T0000Z-111021T1400Z/ MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-MARION IL- WASHINGTON IL-RANDOLPH IL-JERSEY IL-MADISON IL-ST. CLAIR IL- MONROE IL-ST. CHARLES MO-ST. LOUIS MO-ST. LOUIS CITY MO- JEFFERSON MO-WASHINGTON MO-ST. FRANCOIS MO-STE. GENEVIEVE MO- IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM... CHESTER...EDWARDSVILLE...BELLEVILLE...ST CHARLES...ST LOUIS... FARMINGTON 352 AM CDT FRI OCT 21 2011 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * TIMING...FROST IS EXPECTED ACROSS THE AREA UNTIL ABOUT AN HOUR AFTER SUNRISE. * TEMPERATURES...LOW TEMPERATURES WILL DIP INTO THE MID 30S. * IMPACTS...SENSITIVE OUTDOOR PLANTS AND OTHER VEGETATION COULD BE DAMAGED OR EVEN KILLED BY THE COLD TEMPERATURES IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS IN THE ADVISORY AREA SHOULD PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ CARNEY
474 WWUS73 KLSX 211418 NPWLSX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE ST LOUIS MO 918 AM CDT FRI OCT 21 2011 ILZ058-095>098-MOZ018-019-026-027-034>036-041-042-047>052-059-060- 062-072-211530- /O.EXP.KLSX.FZ.W.0004.000000T0000Z-111021T1400Z/ GREENE IL-ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-KNOX MO-LEWIS MO- SHELBY MO-MARION MO-MONROE MO-RALLS MO-PIKE MO-BOONE MO- AUDRAIN MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO- LINCOLN MO-GASCONADE MO-WARREN MO-FRANKLIN MO-CRAWFORD MO- INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN... COLUMBIA...MEXICO...JEFFERSON CITY...UNION 918 AM CDT FRI OCT 21 2011 ...FREEZE WARNING HAS EXPIRED... FREEZE WARNING HAS EXPIRED AS THE TEMPERATURES ACROSS THE ENTIRE AREA HAVE RISEN ABOVE THE FREEZING MARK. $$ ILZ059-060-064-065-069-070-074-079-099>102-MOZ061-063>065-073>075- 084-085-099-211530- /O.EXP.KLSX.FR.Y.0003.000000T0000Z-111021T1400Z/ MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-MARION IL- WASHINGTON IL-RANDOLPH IL-JERSEY IL-MADISON IL-ST. CLAIR IL- MONROE IL-ST. CHARLES MO-ST. LOUIS MO-ST. LOUIS CITY MO- JEFFERSON MO-WASHINGTON MO-ST. FRANCOIS MO-STE. GENEVIEVE MO- IRON MO-MADISON MO-REYNOLDS MO- INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM... CHESTER...EDWARDSVILLE...BELLEVILLE...ST CHARLES...ST LOUIS... FARMINGTON 918 AM CDT FRI OCT 21 2011 ...FROST ADVISORY HAS EXPIRED... THE FROST ADVISORY HAS EXPIRED AS ANY FROST HAS MELTED OR EVAPORATED DUE TO THE RISING TEMPERATURES THIS MORNING. $$ GKS
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 20, 3:48 AM CDT | Frost Advisory | LSX | Callaway, Cole, Crawford, Franklin, Gasconade, Iron and 14 more | 29 hr |
Nearby
Freeze Warnings in Missouri, 2011Freeze Warnings in Illinois, 2011Every freeze 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.