Alert archive / Missouri / Flash Flood Warnings in 2015

Flash Flood Warning 40, NWS St. Louis, MO

June 26, 2015Lewis County, Marion County, Missouri; Adams County, Illinois

NWS St. Louis, MO issued this flash flood warning at Jun 26, 2015, 10:05 AM CDT for Lewis County, Marion County, Missouri; Adams County, Illinois. It was in force for 6 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 26, 2015, 10:05 AM CDT (15:05 UTC)
Expired: Jun 26, 2015, 4:00 PM CDT
In force: 6 hr
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Flood severity: None

Counties Adams County, IL, Lewis County, MO, Marion County, MO

The radar

The St Louis radar (KLSX), 168 km from the middle of the area, began a volume at 15:06 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.

What was reported inside it

Time	Report	Where	Remark
Jun 26, 1:00 PM CDT	FLASH FLOOD	1 S Lewistown, MO	HIGHWAY J JUST SOUTH OF LEWISTOWN WAS IMPASSIBLE WITH WATER OVER ROADWAY. WATER HAS SINCE RECEDED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 3.1 hours before the alert went out and 201 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 29 J/kg
Mixed-layer CIN: -203 J/kg
Mixed-layer LCL: 909 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: -41 m²/s²
0-3 km storm-relative helicity: -3 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.

375 
WGUS53 KLSX 261505
FFWLSX
ILC001-MOC111-127-262100-
/O.NEW.KLSX.FF.W.0040.150626T1505Z-150626T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1005 AM CDT FRI JUN 26 2015

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LEWIS COUNTY IN NORTHEAST MISSOURI...
  MARION COUNTY IN NORTHEAST MISSOURI...
  WESTERN ADAMS COUNTY IN WEST CENTRAL ILLINOIS...

* UNTIL 400 PM CDT

* AT 1004 AM CDT...DOPPLER RADAR INDICATED AN AREA OF SLOWLY MOVING
MODERATE TO HEAVY RAINFALL ON TOP OF VERY SATURATED SOILS FROM
HEAVY RAIN OVER THE PAST COUPLE OF DAYS.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...CANTON...
  PALMYRA...QUINCY...EWING...FALL CREEK...LA BELLE...LA GRANGE...
  LEWISTOWN...MAYWOOD...PAYSON AND STEFFENVILLE.

THIS WARNING INCLUDES WAKONDA STATE PARK.

THIS WARNING ALSO INCLUDES...
INTERSTATE 172 FROM EXIT 2 TO EXIT 15.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN ST
LOUIS.

&&

LAT...LON 4024 9151 4011 9150 4006 9135 3978 9121
      3974 9156 3990 9184 3995 9184 3996 9194
      4026 9194

$$

GOSSELIN

2 follow-up statements

366 
WGUS73 KLSX 261859
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
159 PM CDT FRI JUN 26 2015

ILC001-MOC111-127-262100-
/O.CON.KLSX.FF.W.0040.000000T0000Z-150626T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS IL-LEWIS MO-MARION MO-
159 PM CDT FRI JUN 26 2015

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR MARION...LEWIS AND
WESTERN ADAMS COUNTIES UNTIL 400 PM CDT...

AT 158 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED TWO TO 
THREE DOZEN COUNTY ROADS WITH WATER OVER THEM WITHIN MARION COUNTY. 
WITHIN LEWIS COUNTY...HIGHWAY J JUST SOUTH OF LEWISTOWN WAS 
IMPASSIBLE AND UNDER WATER BUT HAS SINCE JUST REOPENED.

HEAVY RAIN CONTINUES TO FALL ACROSS THE WARNED AREA. RUNOFF FROM THIS
EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS
THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...CANTON...PALMYRA...
QUINCY...EWING...FALL CREEK...LA BELLE...LA 
GRANGE...LEWISTOWN...MAYWOOD...PAYSON AND STEFFENVILLE.

THIS WARNING INCLUDES WAKONDA STATE PARK.

THIS WARNING ALSO INCLUDES...
INTERSTATE 172 FROM EXIT 2 TO EXIT 15.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR
OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND
IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE
IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO
CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN ST LOUIS.

&&

LAT...LON 4024 9151 4011 9150 4006 9135 3978 9121
      3974 9156 3990 9184 3995 9184 3996 9194
      4026 9194

$$

GOSSELIN

188 
WGUS73 KLSX 262055
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
355 PM CDT FRI JUN 26 2015

ILC001-MOC111-127-262110-
/O.EXP.KLSX.FF.W.0040.000000T0000Z-150626T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS IL-LEWIS MO-MARION MO-
355 PM CDT FRI JUN 26 2015

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR MARION...LEWIS AND
WESTERN ADAMS COUNTIES WILL BE ALLOWED TO EXPIRE AT 400 PM CDT...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO 
RECEDE...ENDING THE FLASH FLOOD THREAT. IF FLOODING HAS BEEN 
OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

LAT...LON 4024 9151 4011 9150 4006 9135 3978 9121
      3974 9156 3990 9184 3995 9184 3996 9194
      4026 9194

$$

GOSSELIN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 7:05 PM CDT	Severe Thunderstorm Warning	LSX	City of Saint Louis	55 min
Jun 25, 7:09 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Shelby	51 min
Jun 25, 7:31 PM CDT	Flash Flood Warning	LSX	Audrain, Boone, Callaway, Lincoln, Montgomery, Pike and 1 more	12 hr
Jun 25, 7:34 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Saint Charles	29 min
Jun 25, 7:38 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Monroe, Ralls	52 min
Jun 25, 7:45 PM CDT	Tornado Warning	LSX	Audrain, Monroe, Ralls	30 min
Jun 25, 8:02 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Pike	28 min
Jun 25, 8:20 PM CDT	Areal Flood Warning	LSX	Knox, Shelby	12 hr
Jun 25, 8:20 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Montgomery, Pike, Warren	40 min
Jun 25, 8:36 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Saint Charles, Warren	39 min
Jun 25, 8:45 PM CDT	River Flood Warning	LSX	Boone, Callaway, Cole, Moniteau	8 days
Jun 25, 9:03 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Jefferson, Lincoln, Saint Charles, Saint Louis, Warren	42 min
Jun 26, 12:56 AM CDT	Flash Flood Warning	LSX	Moniteau	8 hr
Jun 26, 2:05 AM CDT	Flash Flood Warning	LSX	Cole	8 hr
Jun 26, 3:30 AM CDT	River Flood Warning	LSX	Cole	66 hr
Jun 26, 3:40 AM CDT	Flash Flood Warning	LSX	Osage	7 hr
Jun 26, 5:55 AM CDT	River Flood Warning	LSX	Osage	50 hr
Jun 26, 6:48 AM CDT	Areal Flood Advisory	LSX	Saint Louis, City of Saint Louis	6 hr
Jun 26, 7:30 AM CDT	Areal Flood Warning	LSX	Audrain, Boone, Lincoln, Montgomery, Pike, Saint Charles and 1 more	12 hr
Jun 26, 7:43 AM CDT	Areal Flood Warning	LSX	Knox, Shelby	12 hr
Jun 26, 8:34 AM CDT	Flash Flood Warning	LSX	Knox	6 hr
Jun 26, 8:53 AM CDT	Areal Flood Warning	LSX	Moniteau	11 hr
Jun 26, 9:58 AM CDT	Areal Flood Warning	LSX	Cole	10 hr
Jun 26, 3:55 PM CDT	Areal Flood Warning	LSX	Lewis, Marion	6 hr
Jun 26, 5:28 PM CDT	Areal Flood Warning	LSX	Knox, Lewis, Marion, Shelby	24 hr
Jun 25, 7:27 PM CDT	Severe Thunderstorm Warning	LSX	Macoupin, Montgomery	48 min
Jun 25, 7:41 PM CDT	Severe Thunderstorm Warning	LSX	Saint Clair	19 min
Jun 25, 9:57 PM CDT	Flash Flood Warning	LSX	Pike	10 hr
Jun 25, 10:03 PM CDT	Flash Flood Warning	LSX	Marion	10 hr
Jun 26, 7:54 AM CDT	Areal Flood Warning	LSX	Marion	36 hr
Jun 26, 11:34 AM CDT	Flash Flood Warning	LSX	Adams, Brown	6 hr

Nearby

Flash Flood Warnings in Missouri, 2015 Flash Flood Warnings in Illinois, 2015 Every flash flood warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.