Alert archive / Missouri / Flash Flood Warnings in 2016
Flash Flood Warning 18, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jul 31, 2016, 11:26 PM CDT for 4 counties in Missouri. It was in force for 6 hr. 5 reports 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
- Jul 31, 2016, 11:26 PM CDT (04:26 UTC)
- Expired
- Aug 1, 2016, 5:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Boone County, MO, Callaway County, MO, Cole County, MO, Moniteau County, MO
The radar
The St Louis radar (KLSX), 129 km from the middle of the area, began a volume at 04:27 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 |
|---|---|---|---|
| Aug 1, 12:15 AM CDT | FLASH FLOOD | Jamestown, MO | FLOODING IN JAMESTOWN...ONE TO TWO FEET OF WATER OVER MULTIPLE ROADS. HIGHWAY 179 IS CLOSED. |
| Aug 1, 1:00 AM CDT | HEAVY RAIN 2 | Jefferson City, MO | STILL RAINING HARD. |
| Aug 1, 3:01 AM CDT | FLASH FLOOD | Jefferson City, MO | JEFFERSON CITY POLICE REPORTED A COUPLE OF WATER RESCUES. MISSOURI BLVD HAS FLOODED AREAS AND SEVERAL NEIGHBORHOOD STREETS ARE ALSO FLOODED. |
| Aug 1, 5:00 AM CDT | FLASH FLOOD | Hartsburg, MO | WATER 1 TO 2 FEET DEEP ON MAIN STREET. |
| Aug 1, 5:05 AM CDT | FLASH FLOOD | 2 S Holts Summit, MO | HIGHWAY 94 FLOODED IN EXTREME SOUTHERN CALLAWAY COUNTY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 4.4 hours before the alert went out and 244 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
- 1282 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 1165 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 197 m²/s²
- 0-3 km storm-relative helicity
- 306 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.8
The text
As transmitted.
125
WGUS53 KLSX 010426
FFWLSX
MOC019-027-051-135-011030-
/O.NEW.KLSX.FF.W.0018.160801T0426Z-160801T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1126 PM CDT SUN JUL 31 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN COLE COUNTY IN CENTRAL MISSOURI...
SOUTHWESTERN CALLAWAY COUNTY IN CENTRAL MISSOURI...
NORTHEASTERN MONITEAU COUNTY IN CENTRAL MISSOURI...
SOUTHERN BOONE COUNTY IN CENTRAL MISSOURI...
* UNTIL 530 AM CDT MONDAY
* AT 1124 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. RADAR ESTIMATES THAT ONE TO
THREE INCHES OF RAIN HAS FALLEN SO FAR...WITH HIGHEST AMOUNTS OVER
NORTHERN MONITEAU COUNTY. FLASH FLOODING IS EXPECTED TO BEGIN
SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
JEFFERSON CITY...ASHLAND...HOLTS SUMMIT...TAOS...NEW BLOOMFIELD...
JAMESTOWN...LAKE MYKEE TOWN...EASLEY...LAKE MYKEE...MARION...
MOKANE...HARTSBURG...LUPUS...MCBAINE...WAINWRIGHT...GUTHRIE...
WILTON...TEBBETTS...OSAGE CITY AND SANDY HOOK.
THIS ALSO INCLUDES CLARKS HILL/NORTON HISTORIC SITE AND JEFFERSON
LANDING HISTORIC SITE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 3892 9250 3893 9250 3869 9186 3859 9195
3859 9198 3857 9201 3856 9200 3855 9202
3852 9202 3850 9204 3875 9259
$$
BYRD1 follow-up statement
186
WGUS73 KLSX 010632
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
132 AM CDT MON AUG 1 2016
MOC019-027-051-135-011030-
/O.CON.KLSX.FF.W.0018.000000T0000Z-160801T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COLE MO-CALLAWAY MO-MONITEAU MO-BOONE MO-
132 AM CDT MON AUG 1 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 AM CDT MONDAY
FOR NORTHEASTERN COLE...SOUTHWESTERN CALLAWAY...NORTHEASTERN MONITEAU
AND SOUTHERN BOONE COUNTIES...
AT 127 AM CDT...THUNDERSTORMS WITH HEAVY RAIN CONTINUED TO TRAIN
OVER THE AREA. A TRAINED WEATHER SPOTTER REPORTED ALMOST 5 INCHES OF
RAIN IN AN HOUR IN KLIEVER. ALSO...MONITEAU SHERIFFS OFFICE REPORTED
THAT ONE TO TWO FEET OF WATER WAS OVER NUMEROUS ROADS IN THE
NORTHERN PART OF THE COUNTY AND THAT HIGHWAY 179 WAS CLOSED DUE TO
FLOODING IN THE JAMESTOWN AREA.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
JEFFERSON CITY...ASHLAND...HOLTS SUMMIT...TAOS...NEW BLOOMFIELD...
JAMESTOWN...LAKE MYKEE TOWN...EASLEY...LAKE MYKEE...MARION...
MOKANE...HARTSBURG...LUPUS...MCBAINE...WAINWRIGHT...GUTHRIE...
WILTON...TEBBETTS...OSAGE CITY AND SANDY HOOK.
THIS ALSO INCLUDES CLARKS HILL...NORTON HISTORIC SITE AND JEFFERSON
LANDING HISTORIC SITE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.
&&
LAT...LON 3892 9250 3893 9250 3869 9186 3859 9195
3859 9198 3857 9201 3856 9200 3855 9202
3852 9202 3850 9204 3875 9259
$$
BYRDThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 12:56 AM CDT | Flash Flood Warning | LSX | Cole, Moniteau, Osage | 5 hr |
| Aug 1, 12:57 AM CDT | Flash Flood Watch | LSX | Boone, Callaway, Cole, Crawford, Franklin, Gasconade and 4 more | 9 hr |
| Aug 1, 5:29 AM CDT | Areal Flood Warning | LSX | Boone, Callaway, Cole, Moniteau, Osage | 6 hr |
| Aug 1, 5:42 AM CDT | River Flood Warning | LSX | Osage | 42 hr |
| Aug 1, 2:40 PM CDT | Flash Flood Watch | LSX | Audrain, Callaway, Crawford, Franklin, Gasconade, Jefferson and 15 more | 21 hr |
Nearby
Flash Flood Warnings in Missouri, 2016Every flash flood warning in 2016
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.