Alert archive / Missouri / Flood Watches in 2008

Flood Watch 1, NWS St. Louis, MO

March 2, 200817 counties in Illinois; 29 counties in Missouri

NWS St. Louis, MO issued this flood watch at Mar 2, 2008, 4:06 AM CST for 17 counties in Illinois; 29 counties in Missouri. It took effect at Mar 2, 2008, 6:00 PM CST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Mar 2, 2008, 4:06 AM CST (10:06 UTC)
In effect from
Mar 2, 2008, 6:00 PM CST
Expired
Mar 3, 2008, 3:20 PM CST
In force
21 hr
Issued by
NWS St. Louis, MO
Flood severity
None
All 46 counties

Adams County, IL, Bond County, IL, Brown County, IL, Calhoun County, IL, Clinton County, IL, Fayette County, IL, Greene County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Montgomery County, IL, Pike County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, Audrain County, MO, 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, Knox County, MO, Lewis County, MO, Lincoln County, MO, Madison County, MO, Marion County, MO, Moniteau County, MO, Monroe 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, Shelby County, MO, Warren County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 18 km from the middle of the area, began a volume at 10:04 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, 10.1 hours before the alert went out and 241 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.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 00:00Z on 2008-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2008-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 357 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1548 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
357 m²/s²
0-3 km storm-relative helicity
504 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS63 KLSX 021006
FFALSX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE ST LOUIS MO
406 AM CST SUN MAR 2 2008

ILZ095>097-MOZ018-019-026-027-034>036-041-042-047>052-059-060-062-
072-022215-
/O.NEW.KLSX.FA.A.0001.080303T0000Z-080303T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-CALLAWAY-MONTGOMERY-
LINCOLN-GASCONADE-WARREN-FRANKLIN-CRAWFORD-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN...
COLUMBIA...MEXICO...JEFFERSON CITY...UNION
406 AM CST SUN MAR 2 2008

...FLOOD WATCH IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLOOD WATCH FOR PORTIONS OF WEST CENTRAL ILLINOIS AND 
  MISSOURI...INCLUDING THE FOLLOWING COUNTIES...IN WEST CENTRAL 
  ILLINOIS...ADAMS IL...BROWN IL AND PIKE IL. IN MISSOURI...
  AUDRAIN...BOONE...CALLAWAY...COLE...CRAWFORD...FRANKLIN...
  GASCONADE...KNOX...LEWIS...LINCOLN...MARION...MONITEAU...
  MONROE...MONTGOMERY...OSAGE...PIKE...RALLS...SHELBY AND WARREN.

* FROM THIS EVENING THROUGH LATE TONIGHT

* A SLOW MOVING COLD FRONT WILL ENTER THE REGION
  TONIGHT...PRODUCING WIDESPREAD SHOWERS AND SCATTERED
  THUNDERSTORMS. SINCE THE SLOW MOVING FRONT WILL BE INTERACTING
  WITH VERY MOIST AIR...SOME AREAS WILL RECEIVE HEAVY RAINFALL.
  THE HEAVIEST RAIN SHOULD DEVELOP IN THE EDINA AREA LATE THIS
  EVENING...THEN SPREAD INTO WEST CENTRAL ILLINOIS AND CENTRAL
  MISSOURI DURING THE OVERNIGHT HOURS. IT IS EXPECTED THAT
  RAINFALLS OF ONE-HALF TO ONE AND ONE-HALF INCHES WILL OCCUR IN
  THE WATCH AREA BY MONDAY MORNING...WITH THE HEAVIEST RAINS
  FALLING IN CENTRAL MISSOURI.

* SMALLER RIVERS AND STREAMS...AS WELL AS POORLY DRAINED AND LOW
  LYING AREAS...WILL BE OF SPECIAL CONCERN AS THE HEAVY RAIN
  DEVELOPS. SINCE THE GROUND IS QUITE SATURATED RUNOFF WILL OCCUR
  QUICKLY...WHICH MAY CAUSE RAPID RISES ON CREEKS AND STREAMS.

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

TRUETT
5 follow-up statements
000 
WGUS63 KLSX 022134
FFALSX

FLOOD WATCH
NATIONAL WEATHER SERVICE ST LOUIS MO
334 PM CST SUN MAR 2 2008

ILZ095>097-MOZ018-019-026-027-034>036-041-042-047>052-059-060-062-
072-031045-
/O.CON.KLSX.FA.A.0001.080303T0000Z-080303T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-CALLAWAY-MONTGOMERY-
LINCOLN-GASCONADE-WARREN-FRANKLIN-CRAWFORD-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN...
COLUMBIA...MEXICO...JEFFERSON CITY...UNION
334 PM CST SUN MAR 2 2008

...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF WEST CENTRAL ILLINOIS AND MISSOURI...INCLUDING THE 
  FOLLOWING COUNTIES...IN WEST CENTRAL ILLINOIS...ADAMS IL...
  BROWN IL AND PIKE IL. IN MISSOURI...AUDRAIN...BOONE...
  CALLAWAY...COLE...CRAWFORD...FRANKLIN...GASCONADE...KNOX...
  LEWIS...LINCOLN...MARION...MONITEAU...MONROE...MONTGOMERY...
  OSAGE...PIKE...RALLS...SHELBY AND WARREN.

* THROUGH LATE TONIGHT

* A SLOW MOVING COLD FRONT WILL ENTER THE REGION TONIGHT...
  PRODUCING WIDESPREAD SHOWERS AND THUNDERSTORMS. SINCE THE SLOW
  MOVING FRONT WILL BE INTERACTING WITH VERY MOIST AIR...SOME
  AREAS WILL RECEIVE HEAVY RAINFALL. THE HEAVIEST RAIN SHOULD
  DEVELOP IN THE EDINA AREA LATE THIS EVENING...THEN SPREAD INTO
  WEST CENTRAL ILLINOIS AND CENTRAL MISSOURI DURING THE OVERNIGHT
  HOURS. IT IS EXPECTED THAT RAINFALLS OF ONE-HALF TO ONE AND ONE-
  HALF INCHES WILL OCCUR IN THE WATCH AREA BY MONDAY
  MORNING...WITH THE HEAVIEST RAINS FALLING IN CENTRAL MISSOURI.

* SMALLER RIVERS AND STREAMS...AS WELL AS POORLY DRAINED AND LOW 
  LYING AREAS...WILL BE OF SPECIAL CONCERN AS THE HEAVY RAIN 
  DEVELOPS. SINCE THE GROUND IS QUITE SATURATED RUNOFF WILL 
  OCCUR QUICKLY...WHICH MAY CAUSE RAPID RISES ON CREEKS AND 
  STREAMS. 

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

CARNEY
000 
WGUS63 KLSX 030300
FFALSX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE ST LOUIS MO
900 PM CST SUN MAR 2 2008

ILZ058>060-098>100-MOZ061-063>065-073-031500-
/O.EXB.KLSX.FA.A.0001.080303T0900Z-080304T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CHARLES-ST. LOUIS-ST. LOUIS CITY-JEFFERSON-
WASHINGTON-
INCLUDING THE CITIES OF...LITCHFIELD...EDWARDSVILLE...
ST CHARLES...ST LOUIS
900 PM CST SUN MAR 2 2008

...FLOOD WATCH IN EFFECT FROM 3 AM CST MONDAY THROUGH MONDAY
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS EXPANDED THE

* FLOOD WATCH TO INCLUDE PORTIONS OF ILLINOIS AND EAST CENTRAL 
  MISSOURI...INCLUDING THE FOLLOWING COUNTIES...IN ILLINOIS...
  CALHOUN IL...GREENE IL...JERSEY IL...MACOUPIN IL...MADISON IL 
  AND MONTGOMERY IL. IN EAST CENTRAL MISSOURI...JEFFERSON...ST. 
  CHARLES...ST. LOUIS...ST. LOUIS CITY AND WASHINGTON.

* FROM 3 AM CST MONDAY THROUGH MONDAY AFTERNOON

* A SLOW MOVING COLD FRONT WILL MOVE THROUGH LATE TONIGHT AND
  EARLY MONDAY MORNING...PRODUCING WIDESPREAD MODERATE RAIN WITH
  SOME IMBEDDED THUNDERSTORMS. DUE TO THE SPEED OF THE FRONT AND
  THAT IT WILL BE INTERACTING WITH VERY MOIST AIR...THERE EXISTS
  THE POTENTIAL FOR SOME AREAS TO RECEIVE HEAVY RAINFALL. THE
  HEAVIEST RAIN SHOULD DEVELOP BY LATE TONIGHT AND CONTINUE
  THROUGH MONDAY AFTERNOON...WITH A CHANGEOVER TO SLEET OR SNOW
  EXPECTED BY LATE MONDAY AFTERNOON. THIS CHANGEOVER TO FROZEN
  PRECIPITATION SHOULD GREATLY REDUCE THE THREAT FOR ANY
  ADDITIONAL FLOODING. IT IS EXPECTED THAT RAINFALL TOTALS OF ONE
  TO TWO INCHES WILL OCCUR IN THE WATCH AREA BY LATE MONDAY
  AFTERNOON.

* SMALLER RIVERS AND STREAMS...AS WELL AS POORLY DRAINED AND LOW
  LYING AREAS...WILL BE OF SPECIAL CONCERN AS THE HEAVY RAIN
  DEVELOPS. SINCE THE GROUND IS QUITE SATURATED...RUNOFF WILL
  OCCUR QUICKLY...WHICH MAY CAUSE RAPID RISES ON CREEKS AND
  STREAMS.

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

ILZ064-065-069-070-074-079-101-102-MOZ074-075-084-085-099-031500-
/O.EXB.KLSX.FA.A.0001.080303T1200Z-080304T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOND IL-FAYETTE IL-CLINTON IL-MARION IL-WASHINGTON IL-RANDOLPH IL-
ST. CLAIR IL-MONROE IL-ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-
REYNOLDS-
INCLUDING THE CITIES OF...VANDALIA...SALEM...CHESTER...
BELLEVILLE...FARMINGTON
900 PM CST SUN MAR 2 2008

...FLOOD WATCH IN EFFECT FROM 6 AM CST MONDAY THROUGH MONDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS EXPANDED THE

* FLOOD WATCH TO INCLUDE PORTIONS OF ILLINOIS AND SOUTHEAST 
  MISSOURI...INCLUDING THE FOLLOWING COUNTIES...IN ILLINOIS...
  BOND IL...CLINTON IL...FAYETTE IL...MARION IL...MONROE IL...
  RANDOLPH IL...ST. CLAIR IL AND WASHINGTON IL. IN SOUTHEAST 
  MISSOURI...IRON...MADISON...REYNOLDS...ST. FRANCOIS AND STE. 
  GENEVIEVE.

* FROM 6 AM CST MONDAY THROUGH MONDAY EVENING

* A SLOW MOVING COLD FRONT WILL MOVE THROUGH MONDAY MORNING...
  PRODUCING WIDESPREAD SHOWERS AND THUNDERSTORMS. DUE TO THE SPEED
  OF THE FRONT AND THAT IT WILL BE INTERACTING WITH VERY MOIST
  AIR...THERE EXISTS THE POTENTIAL FOR SOME AREAS TO RECEIVE HEAVY
  RAINFALL. THE HEAVIEST RAIN SHOULD DEVELOP SHORTLY AFTER
  DAYBREAK MONDAY AND CONTINUE INTO MONDAY EVENING...WITH A
  CHANGEOVER TO SLEET OR SNOW EXPECTED DURING MONDAY EVENING. THIS
  CHANGEOVER TO FROZEN PRECIPITATION SHOULD GREATLY REDUCE THE
  THREAT FOR ANY ADDITIONAL FLOODING. IT IS EXPECTED THAT RAINFALL
  TOTALS OF TWO TO THREE INCHES WILL OCCUR IN THE WATCH AREA BY
  LATE MONDAY EVENING.

* SMALLER RIVERS AND STREAMS...AS WELL AS POORLY DRAINED AND LOW 
  LYING AREAS...WILL BE OF SPECIAL CONCERN AS THE HEAVY RAIN 
  DEVELOPS. SINCE THE GROUND IS QUITE SATURATED RUNOFF WILL 
  OCCUR QUICKLY...WHICH MAY CAUSE RAPID RISES ON CREEKS AND 
  STREAMS. 

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

ILZ095>097-MOZ018-019-026-027-034>036-041-042-047>051-031500-
/O.EXT.KLSX.FA.A.0001.080303T0600Z-080303T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-CALLAWAY-MONTGOMERY-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN...
COLUMBIA...MEXICO...JEFFERSON CITY
900 PM CST SUN MAR 2 2008

...FLOOD WATCH NOW IN EFFECT FROM MIDNIGHT CST TONIGHT THROUGH
MONDAY MORNING...

THE FLOOD WATCH IS NOW IN EFFECT FOR

* PORTIONS OF WEST CENTRAL ILLINOIS AND MISSOURI...INCLUDING THE 
  FOLLOWING COUNTIES...IN WEST CENTRAL ILLINOIS...ADAMS IL...
  BROWN IL AND PIKE IL. IN MISSOURI...AUDRAIN...BOONE...
  CALLAWAY...COLE...KNOX...LEWIS...MARION...MONITEAU...MONROE...
  MONTGOMERY...OSAGE...PIKE...RALLS AND SHELBY.

* FROM MIDNIGHT CST TONIGHT THROUGH MONDAY MORNING

* A SLOW MOVING COLD FRONT WILL MOVE THROUGH TONIGHT...PRODUCING
  WIDESPREAD SHOWERS AND THUNDERSTORMS. DUE TO THE SPEED OF THE
  FRONT AND THAT IT WILL BE INTERACTING WITH VERY MOIST AIR...
  THERE EXISTS THE POTENTIAL FOR SOME AREAS TO RECEIVE HEAVY
  RAINFALL. THE HEAVIEST RAIN SHOULD DEVELOP BY OR SHORTLY AFTER
  MIDNIGHT AND CONTINUE INTO MONDAY MORNING...WITH A CHANGEOVER TO
  SLEET OR SNOW EXPECTED DURING MONDAY MORNING. THIS CHANGEOVER TO
  FROZEN PRECIPITATION SHOULD GREATLY REDUCE THE THREAT FOR ANY
  ADDITIONAL FLOODING. IT IS EXPECTED THAT RAINFALL TOTALS OF ONE
  HALF TO ONE AND ONE HALF INCHES WILL OCCUR IN THE WATCH AREA BY
  LATE MONDAY MORNING.

* SMALLER RIVERS AND STREAMS...AS WELL AS POORLY DRAINED AND LOW 
  LYING AREAS...WILL BE OF SPECIAL CONCERN AS THE HEAVY RAIN 
  DEVELOPS. SINCE THE GROUND IS QUITE SATURATED RUNOFF WILL 
  OCCUR QUICKLY...WHICH MAY CAUSE RAPID RISES ON CREEKS AND 
  STREAMS. 

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

MOZ052-059-060-062-072-031500-
/O.EXT.KLSX.FA.A.0001.000000T0000Z-080304T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LINCOLN-GASCONADE-WARREN-FRANKLIN-CRAWFORD-
INCLUDING THE CITY OF...UNION
900 PM CST SUN MAR 2 2008

...FLOOD WATCH NOW IN EFFECT FROM 3 AM CST MONDAY THROUGH MONDAY
AFTERNOON...

THE FLOOD WATCH IS NOW IN EFFECT FOR

* A PORTION OF EAST CENTRAL MISSOURI...INCLUDING THE FOLLOWING 
  COUNTIES...CRAWFORD...FRANKLIN...GASCONADE...LINCOLN AND 
  WARREN.

* FROM 3 AM CST MONDAY THROUGH MONDAY AFTERNOON

* A SLOW MOVING COLD FRONT WILL MOVE THROUGH LATE TONIGHT AND
  EARLY MONDAY MORNING...PRODUCING WIDESPREAD MODERATE RAIN WITH
  SOME IMBEDDED THUNDERSTORMS. DUE TO THE SPEED OF THE FRONT AND
  THAT IT WILL BE INTERACTING WITH VERY MOIST AIR...THERE EXISTS
  THE POTENTIAL FOR SOME AREAS TO RECEIVE HEAVY RAINFALL. THE
  HEAVIEST RAIN SHOULD DEVELOP BY LATE TONIGHT AND CONTINUE
  THROUGH MONDAY AFTERNOON...WITH A CHANGEOVER TO SLEET OR SNOW
  EXPECTED BY LATE MONDAY AFTERNOON. THIS CHANGEOVER TO FROZEN
  PRECIPITATION SHOULD GREATLY REDUCE THE THREAT FOR ANY
  ADDITIONAL FLOODING. IT IS EXPECTED THAT RAINFALL TOTALS OF ONE
  TO TWO INCHES WILL OCCUR IN THE WATCH AREA BY LATE MONDAY
  AFTERNOON.

* SMALLER RIVERS AND STREAMS...AS WELL AS POORLY DRAINED AND LOW 
  LYING AREAS...WILL BE OF SPECIAL CONCERN AS THE HEAVY RAIN 
  DEVELOPS. SINCE THE GROUND IS QUITE SATURATED RUNOFF WILL 
  OCCUR QUICKLY...WHICH MAY CAUSE RAPID RISES ON CREEKS AND 
  STREAMS. 

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

TES
000 
WGUS63 KLSX 031037
FFALSX

FLOOD WATCH
NATIONAL WEATHER SERVICE ST LOUIS MO
437 AM CST MON MAR 3 2008

ILZ095>097-MOZ018-019-026-027-034>036-041-042-047>051-031800-
/O.CON.KLSX.FA.A.0001.000000T0000Z-080303T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-CALLAWAY-MONTGOMERY-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN...
COLUMBIA...MEXICO...JEFFERSON CITY
437 AM CST MON MAR 3 2008

...FLOOD WATCH REMAINS IN EFFECT UNTIL NOON CST TODAY...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF WEST CENTRAL ILLINOIS AND MISSOURI...INCLUDING THE 
  FOLLOWING COUNTIES...IN WEST CENTRAL ILLINOIS...ADAMS IL...
  BROWN IL AND PIKE IL. IN MISSOURI...AUDRAIN...BOONE...
  CALLAWAY...COLE...KNOX...LEWIS...MARION...MONITEAU...MONROE...
  MONTGOMERY...OSAGE...PIKE...RALLS AND SHELBY.

* UNTIL NOON CST TODAY

* MODERATE TO OCCASIONALLY HEAVY RAINFALL OCCURRED FROM WEST
  CENTRAL ILLINOIS TO CENTRAL MISSOURI DURING THE PREDAWN HOURS.
  THE PRECIPITATION IS EXPECTED TO DIMINISH QUICKLY THIS MORNING...
  HOWEVER RUNOFF FROM THE OVERNIGHT RAINS WILL CONTINUE TO POSE A
  FLOODING THREAT ALONG SMALLER CREEKS AND STREAMS THROUGHOUT THE
  MORNING...EVEN AFTER THE PRECIPITATION COMES TO AN END.

* SMALLER RIVERS AND STREAMS...AS WELL AS POORLY DRAINED AND LOW
  LYING AREAS...REMAIN THE PRIMARY AREAS OF CONCERN THIS MORNING.

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

ILZ058>060-098>100-MOZ052-059>065-072-073-032245-
/O.CON.KLSX.FA.A.0001.000000T0000Z-080304T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-CALHOUN IL-JERSEY IL-
MADISON IL-LINCOLN-GASCONADE-WARREN-ST. CHARLES-FRANKLIN-
ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-WASHINGTON-
INCLUDING THE CITIES OF...LITCHFIELD...EDWARDSVILLE...
ST CHARLES...UNION...ST LOUIS
437 AM CST MON MAR 3 2008

...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS AFTERNOON...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF ILLINOIS AND EAST CENTRAL MISSOURI...INCLUDING THE 
  FOLLOWING COUNTIES...IN ILLINOIS...CALHOUN IL...GREENE IL...
  JERSEY IL...MACOUPIN IL...MADISON IL AND MONTGOMERY IL. IN 
  EAST CENTRAL MISSOURI...CRAWFORD...FRANKLIN...GASCONADE...
  JEFFERSON...LINCOLN...ST. CHARLES...ST. LOUIS...ST. LOUIS 
  CITY...WARREN AND WASHINGTON.

* THROUGH THIS AFTERNOON

* MODERATE TO OCCASIONALLY HEAVY RAIN IS EXPECTED OVER THE AREA
  THIS MORNING...WITH UP TO AN INCH OF RAIN EXPECTED. RUNOFF FROM
  THIS RAINFALL MAY CAUSE RAPID RISES ON SMALL CREEKS AND STREAMS.
  THE PRECIPITATION WILL CHANGE OVER TO SLEET...FREEZING RAIN AND
  SNOW DURING THE AFTERNOON...WHICH WILL LESSEN THE AMOUNT OF
  RUNOFF THAT OCCURS AS THE AFTERNOON PROGRESSES.

* SMALLER RIVERS AND STREAMS...LOW WATER CROSSINGS...AS WELL AS
  POORLY DRAINED AND LOW LYING AREAS...WILL BE OF SPECIAL CONCERN.
  SINCE THE GROUND IS QUITE SATURATED RUNOFF WILL OCCUR
  QUICKLY...WHICH MAY CAUSE RAPID RISES IN WATER LEVELS.

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

ILZ064-065-069-070-074-079-101-102-MOZ074-075-084-085-099-032245-
/O.CON.KLSX.FA.A.0001.080303T1200Z-080304T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOND IL-FAYETTE IL-CLINTON IL-MARION IL-WASHINGTON IL-RANDOLPH IL-
ST. CLAIR IL-MONROE IL-ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-
REYNOLDS-
INCLUDING THE CITIES OF...VANDALIA...SALEM...CHESTER...
BELLEVILLE...FARMINGTON
437 AM CST MON MAR 3 2008

...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF ILLINOIS AND SOUTHEAST MISSOURI...INCLUDING THE 
  FOLLOWING COUNTIES...IN ILLINOIS...BOND IL...CLINTON IL...
  FAYETTE IL...MARION IL...MONROE IL...RANDOLPH IL...ST. CLAIR 
  IL AND WASHINGTON IL. IN SOUTHEAST MISSOURI...IRON...MADISON...
  REYNOLDS...ST. FRANCOIS AND STE. GENEVIEVE.

* THROUGH THIS EVENING

* MODERATE TO OCCASIONALLY HEAVY RAIN IS EXPECTED OVER THE AREA
  INTO THE AFTERNOON HOURS...WITH RAINFALLS OF ONE TO ONE AND ONE-
  HALF INCHES POSSIBLE. RUNOFF FROM THIS RAINFALL MAY CAUSE RAPID
  RISES ON SMALL CREEKS AND STREAMS.  THE PRECIPITATION WILL
  CHANGE OVER TO SLEET...FREEZING RAIN AND SNOW DURING THE LATE
  AFTERNOON AND EARLY EVENING...WHICH WILL LESSEN THE AMOUNT OF
  RUNOFF THAT OCCURS AS THE EVENING PROGRESSES.

* SMALLER RIVERS AND STREAMS...LOW WATER CROSSINGS...AS WELL AS
  POORLY DRAINED AND LOW LYING AREAS...WILL BE OF SPECIAL CONCERN
  AS THE HEAVY RAIN DEVELOPS. SINCE THE GROUND IS QUITE SATURATED
  RUNOFF WILL OCCUR QUICKLY...WHICH MAY CAUSE RAPID RISES IN WATER
  LEVELS. 

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

TRUETT/GKS
000 
WGUS63 KLSX 031509
FFALSX

FLOOD WATCH
NATIONAL WEATHER SERVICE ST LOUIS MO
909 AM CST MON MAR 3 2008

ILZ058>060-098>100-MOZ052-059>065-072-073-031615-
/O.CAN.KLSX.FA.A.0001.000000T0000Z-080304T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-CALHOUN IL-JERSEY IL-
MADISON IL-LINCOLN-GASCONADE-WARREN-ST. CHARLES-FRANKLIN-
ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-WASHINGTON-
INCLUDING THE CITIES OF...LITCHFIELD...EDWARDSVILLE...
ST CHARLES...UNION...ST LOUIS
909 AM CST MON MAR 3 2008

...FLOOD WATCH IS CANCELLED...

THE FLOOD WATCH FOR PORTIONS OF ILLINOIS AND EAST CENTRAL
MISSOURI HAS BEEN CANCELLED. THE THREAT OF HEAVY RAINFALL HAS
ENDED. ATTENTION NOW SHOULD TURN TO THE UPCOMING SEVERE WINTER
WEATHER THAT IS EXPECTED ACROSS PORTIONS OF THE REGION THIS
AFTERNOON THROUGH THE DAY ON TUESDAY.

$$

ILZ095>097-MOZ018-019-026-027-034>036-041-042-047>051-031615-
/O.CAN.KLSX.FA.A.0001.000000T0000Z-080303T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-CALLAWAY-MONTGOMERY-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL...BOWLING GREEN...
COLUMBIA...MEXICO...JEFFERSON CITY
909 AM CST MON MAR 3 2008

...FLOOD WATCH IS CANCELLED...

THE FLOOD WATCH FOR PORTIONS OF WEST CENTRAL ILLINOIS AND
MISSOURI HAS BEEN CANCELLED. THE THREAT OF HEAVY RAINFALL HAS
ENDED. ATTENTION NOW SHOULD TURN TO THE UPCOMING WINTER WEATHER
THAT IS EXPECTED ACROSS PORTIONS OF THE REGION THIS AFTERNOON
THROUGH THE DAY ON TUESDAY.

$$

ILZ064-065-069-070-074-079-101-102-MOZ074-075-084-085-099-040000-
/O.CON.KLSX.FA.A.0001.000000T0000Z-080304T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOND IL-FAYETTE IL-CLINTON IL-MARION IL-WASHINGTON IL-RANDOLPH IL-
ST. CLAIR IL-MONROE IL-ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-
REYNOLDS-
INCLUDING THE CITIES OF...VANDALIA...SALEM...CHESTER...
BELLEVILLE...FARMINGTON
909 AM CST MON MAR 3 2008

...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF ILLINOIS AND SOUTHEAST MISSOURI...INCLUDING THE 
  FOLLOWING COUNTIES...IN ILLINOIS...BOND IL...CLINTON IL...
  FAYETTE IL...MARION IL...MONROE IL...RANDOLPH IL...ST. CLAIR 
  IL AND WASHINGTON IL. IN SOUTHEAST MISSOURI...IRON...MADISON...
  REYNOLDS...ST. FRANCOIS AND STE. GENEVIEVE.

* THROUGH THIS EVENING

* MODERATE TO OCCASIONALLY HEAVY RAIN IS EXPECTED OVER THE AREA 
  INTO THE AFTERNOON HOURS...WITH RAINFALLS OF ONE TO ONE AND 
  ONE- HALF INCHES POSSIBLE. RUNOFF FROM THIS RAINFALL MAY CAUSE 
  RAPID RISES ON SMALL CREEKS AND STREAMS. THE PRECIPITATION 
  WILL CHANGE OVER TO SLEET...FREEZING RAIN AND SNOW DURING THE 
  LATE AFTERNOON AND EARLY EVENING...WHICH WILL LESSEN THE 
  AMOUNT OF RUNOFF THAT OCCURS AS THE EVENING PROGRESSES. 

* SMALLER RIVERS AND STREAMS...LOW WATER CROSSINGS...AS WELL AS 
  POORLY DRAINED AND LOW LYING AREAS...WILL BE OF SPECIAL 
  CONCERN AS THE HEAVY RAIN DEVELOPS. SINCE THE GROUND IS QUITE 
  SATURATED RUNOFF WILL OCCUR QUICKLY...WHICH MAY CAUSE RAPID 
  RISES IN WATER LEVELS. 

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.

$$

CVKING
000 
WGUS63 KLSX 032120
FFALSX

FLOOD WATCH
NATIONAL WEATHER SERVICE ST LOUIS MO
320 PM CST MON MAR 3 2008

ILZ064-065-069-070-074-079-101-102-MOZ074-075-084-085-099-032230-
/O.CAN.KLSX.FA.A.0001.000000T0000Z-080304T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOND IL-FAYETTE IL-CLINTON IL-MARION IL-WASHINGTON IL-RANDOLPH IL-
ST. CLAIR IL-MONROE IL-ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-
REYNOLDS-
INCLUDING THE CITIES OF...VANDALIA...SALEM...CHESTER...
BELLEVILLE...FARMINGTON
320 PM CST MON MAR 3 2008

...FLOOD WATCH IS CANCELLED...

THE FLOOD WATCH FOR PORTIONS OF ILLINOIS AND SOUTHEAST MISSOURI
HAS BEEN CANCELLED. RAIN WILL TURN TO FREEZING RAIN AND SLEET
TONIGHT. THE THREAT OF ADDITIONAL HEAVY RAINFALL HAS ENDED...AND
THE FOCUS SHOULD NOW TURN TO THE SEVERE WINTER WEATHER THAT WILL
CONTINUE THROUGH TUESDAY AFTERNOON.

$$

CVKING

What forecasters said that day

The local office's own words before this flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS St. Louis, MO wrote its last area forecast discussion before this flood watch went out at Mar 1, 11:16 PM CST, 4 hours 50 minutes earlier.

Area forecast discussion, Mar 1, 11:16 PM CST, 4 hours 50 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ST LOUIS MO
1116 PM CST SAT MAR 1 2008

.UPDATE...
MADE SOME CHANGES FOR THE OVERNIGHT AND SUNDAY MORNING...PRIMARILY
WITH CLOUD COVER AND PCPN CHANCES. ONLY CLOUDS OVER THE FA ATTM
WERE THIN CI SPILLING OVER MID LEVEL RDG AND THESE WERE STEADILY
PROPAGATING EWD WITH TIME...WITH LARGE CLEAR AREA MOVING DEEPER
INTO THE FA. HOWEVER...AM STILL EXPECTING SOME LOWER CLOUD TO
DEVELOP OVERNIGHT WITH VANGUARD OF GOOD MOISTURE NOSING UP FROM AR
AND WITH SOME DECENT THETA-E ADVECTION CENTERED AROUND H850...MAY
SEE SOME SML SHRA OR SPRINKLES DEVELOP OVER THE FAR SRN FA LATE
TONIGHT. HAVE ADDED THIS IN...AND CONTINUED IT INTO SUNDAY MORNING
FOR PARTS OF SWRN IL AS WELL AS THESE SHRA DEVELOP A BIT BETTER
WITH TIME. OTHERWISE...PUSHED BACK TIMING OF MEASURABLE PCPN IN
OTHER PARTS OF THE FA UNTIL AFTERNOON...WITH THE FOCUS THEN
RESUMING IN THE NWRN FA.

TEMPS WILL LIKELY REMAIN NEAR STEADY FOR THE OVERNIGHT PERIOD WITH
THE POSSIBILITY OF A LOSS OF A FEW MORE DEGREES OVER THE NEXT FEW
HRS...BUT WITH BETTER SLY GRADIENT WINDS KICKING IN...MUCH MORE OF
A DROP IS UNLIKELY...EVEN WITH LESS CLOUDS FORECAST FOR MANY AREAS.

EDGED TEMPS UP A BIT FOR TOMORROW...WITH SOME SUN EXPECTED TIL ERY
AFTN AND BASED ON TEMPS TODAY...LOOK FOR WIDESPREAD LOWER-MID 70S
ON SUNDAY SAVE THE FAR NRN AND ERN FA.

TES
&&

.DISCUSSION...
FORECAST CONCERN FOCUSES ON THE POTENTIAL FOR HEAVY RAINFALL OVER
THE CWA SUNDAY NIGHT INTO MONDAY...AND ALSO ON THE POTENTIAL FOR
ACCUMULATING SNOW MONDAY INTO TUESDAY. LOOKS LIKE A MESSY LATE
WINTER/EARLY SPRING SYSTEM HEADING OUR WAY.  GFS/NAM/ECMWF HAVE
CONTINUED TO SHOW A SLOWER PROGRESSION WITH THE TROUGH CURRENTLY
OVER THE PACIFIC NORTHWEST LIKE THE MIDSHIFT TALKED ABOUT. MODELS
AGREE THAT THIS TROUGH WILL SPLIT WITH NRN STREAM SHORTWAVE
MOVING EASTWARD ACROSS THE GREAT LAKES WHILE THE SRN PART OF THE
TROUGH CLOSES OFF OVER THE SOUTHERN HIGH PLAINS AND MOVES ACROSS
THE MID MS VALLEY/MID SOUTH ON TUESDAY. 12Z RUN OF GFS WAS FARTHER
NORTHWEST THAN THE 12Z NAM...WITH THE 12Z ECMWF A GOOD COMPROMISE
IN THE MIDDLE...SO WILL RELY ON IT.

IN THE SHORT TERM...TEMPERATURES HAVE CLIMBED IN THE 60S OVER THE
SWRN HALF OF THE CWA THIS AFTERNOON ONCE SKIES CLEARED AND
SOUTHWESTERLY WINDS BEGAN MIXING DOWN WARMER TEMPERTURES. HAVE
INCREASING CLOUDS OVERNIGHT AS A 40KT LOW LEVEL JET BEGINS
ADVECTING GULF MOISTURE NORTHWARD. INCLUDED MENTION OF ISOLATED
SHRA OVER ENTIRE CWA TOMORROW AS BOTH THE GFS/NAM GENERATES SOME
SMALL QPF OVER REGION IN AREA OF LOW LEVEL MOISTURE
CONVERGENCE/THETA-E ADVECTION 12-18Z. DO SHOW INCREASED CHANCES
FOR SHRA/TSRA OVER THE NWRN CWA TOMORROW AFTERNOON AS FORCING
INCREASES IN ADVANCE OF FRONT. LIKE TODAY...SOUTHWESTERLY WINDS
WILL HELP MIX DOWN +9 TO 12C 850MB TEMPERATURES. HAVE  HIGHS
AROUND 70 OVER MUCH OF THE AREA TOMORROW WHICH SHOULD BE THE LAST
WARM DAY THIS WEEK.

LARGE SCALE FORCING WILL INCREASE DRAMATICALLY ON SUNDAY NIGHT GIVEN
APPROACH OF TROUGH...RIGHT ENTRACE REGION OF THE JET AND LOW LEVEL
FORCING.  AS MENTIONED ABOVE...MODEL TREND AS BEEN FOR SLOWER TROUGH
PROGRESSION SO SLOWED DOWN ONSET OF PRECIPITATION.  HAVE ADDED
MENTION OF LOCALLY HEAVY RAINFALL OVER THE SRN HALF OF THE CWA
SUNDAY NIGHT INTO MONDAY GIVEN IMPRESSIVE QPF TOTALS FROM GFS/ECWMF
AND PRECIPITABLE WATERS AROUND 1.25 INCHES. WILL BE ISSUING A
HYDROLOGIC OUTLOOK TO HIGHLIGHT THIS.  WILL ALSO SEE A SLOW
TURNOVER FROM RAIN TO SNOW WITH SOME INTERVENING SLEET FROM THE
FAR NORTHWEST LATE SUNDAY NIGHT TO THE SOUTHEAST CWA SOMETIME
MONDAY AFTERNOON.

UPPER LOW WILL THEN MOVE NORTHEAST ACROSS THE REGION BY LATE MONDAY
NIGHT INTO TUESDAY.  ECWMF DOES SHOW DECENT MID LEVEL FRONTGENESIS/
NEGATIVE EPV VALUES WITH SOME INDICATION OF A TROWAL MOVING ACROSS
THE EASTERN HALF OF THE CWA DURING THIS TIME...SO CHANCES OF AN
ACCUMULATING SNOW LOOK TO BE INCREASING AND WILL HIGHLIGHT THIS IN
THE HWO.

DID NOT MAKE MUCH CHANGE TO THE EXTENDED PART OF THE FORECAST
(TUESDAY NIGHT - WEDNESDAY) BECAUSE OF CONTINUED MODEL
INCONSISENCIES.  USES A COMBINATION OF THE GFS MEAN AND 00Z ECMWF
FORECASTS WHICH MOVE UPPER LOW AFFECTING OUR AREA EARLY IN THE WEEK
QUICKLY EASTWARD...FOLLOWED QUICKLY BY ANOTHER SHORTWAVE TROUGH/
ACCOMPANYING SFC FRONT OVER THE AREA ON WEDNESDAY.  NOT A GREAT DEAL
OF MOISTURE FOR THIS SYSTEM TO WORK WITH...SO STILL ONLY HAVE SLGT
CHC POPS WEDNESDAY AND WEDNESDAY NIGHT AND DRY THE REST OF THE
WEEK.  USED A COMBINATION OF PERSISTENCE...HPC GUIDANCE
AND GFS ENSEMBLE MEAN MOS FOR TEMPERATURES.

BRITT
&&

.AVIATION...
FOR THE 06Z TAFS...WARM SOUTHERLY WINDS TO PERSIST THROUGH FORECAST
PERIOD AHEAD OF NEXT WEATHER SYSTEM. THIN CIRRUS SHIELD TO REMAIN
OVERHEAD WITH SC DEVELOPING OVER ARKANSAS AS WARM MOIST AIR FLOWS
NORTHWARD FROM THE GULF. THESE CLOUDS WILL SLOWLY ADVECT INTO
MISSOURI MOVING INTO KCOU...KSTL AND KSUS BY 14Z AND KUIN BY 15Z.
BUT WILL NOT SEE CIGS THICKEN AND LOWER TO MVFR TIL LATE THIS
AFTERNOON AND DURING THE EVENING. IN THE MEANTIME...SOUTHERLY WINDS
TO PICKUP WITH GUSTS TO 25KTS AT TIMES BY MID MORNING. CHANCES OF
PCPN REMAIN VERY SLIM...SO FOR NOW ONLY HAVE PROB30 GROUPS IN FOR
KCOU AND KUIN FROM 02Z TO 06Z MONDAY.

BYRD
&&

.LSX WATCHES/WARNINGS/ADVISORIES...
MO...NONE.
IL...NONE.
&&

WFO LSX
Hazardous weather outlook, Mar 1, 4:05 PM CST, 12 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
405 PM CST SAT MAR 1 2008

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-021215-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-ADAMS IL-BROWN IL-PIKE IL-
CALHOUN IL-JERSEY IL-MADISON IL-ST. CLAIR IL-MONROE IL-KNOX-LEWIS-
SHELBY-MARION-MONROE-RALLS-PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-
CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-ST. CHARLES-FRANKLIN-
ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-WASHINGTON-
ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-REYNOLDS-
405 PM CST SAT MAR 1 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN AND
CENTRAL MISSOURI AS WELL AS WEST CENTRAL AND SOUTHWEST ILLINOIS.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THERE IS A CHANCE FOR THUNDERSTORMS ACROSS THE REGION SUNDAY
AFTERNOON AND SUNDAY NIGHT...AND OVER SOUTHEAST MISSOURI AND
SOUTHWEST ILLINOIS ON MONDAY MORNING. WIDESPREAD RAINS OF ONE TO
TWO INCHES ARE EXPECTED...WITH LOCALLY HEAVIER AMOUNTS. SINCE THE
GROUND IS QUITE WET FROM THE RECENT WET WEATHER...RUNOFF FROM
THESE RAINS WILL CAUSE RISES ON AREA RIVERS.

IN ADDITION...THE COLDER AIR BEHIND THE FRONT WILL CHANGE THE
RAIN TO SLEET AND SNOW ACROSS THE AREA LATE SUNDAY NIGHT AND INTO
MONDAY. SOME SNOW AND SLEET ACCUMULATIONS WILL BE POSSIBLE.

THERE IS AN INCREASING CHANCE OF ACCUMULATING SNOW OVER SOUTHEAST
AND EAST CENTRAL MISSOURI AS WELL AS SOUTHWEST AND WEST CENTRAL
MISSOURI LATE MONDAY NIGHT INTO TUESDAY AS AN UPPER LEVEL LOW
MOVES FROM THE SOUTHERN PLAINS INTO THE TENNESSEE VALLEY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED TONIGHT.

&&

FOR A GRAPHICAL VERSION OF THIS INFORMATION SEE OUR
WEBPAGE AT (LOWERCASE)... HTTP://WWW.WEATHER.GOV/LSX/?N=HWO1

BRITT

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 2, 4:30 AM CSTWinter Storm WatchLSXBond, Calhoun, Clinton, Fayette, Greene, Jersey and 9 more24 hr

Nearby

Flood Watches in Missouri, 2008Flood Watches in Illinois, 2008Every flood watch in 2008

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.