Alert archive / Missouri / Flash Flood Warnings in 2010

Flash Flood Warning 114, NWS Springfield, MO

July 19, 2010Dent County, Phelps County, Missouri

NWS Springfield, MO issued this flash flood warning at Jul 19, 2010, 3:32 AM CDT for Dent County, Phelps County, Missouri. It was in force for 10 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
Jul 19, 2010, 3:32 AM CDT (08:32 UTC)
Expired
Jul 19, 2010, 2:00 PM CDT
In force
10 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

Counties Dent County, MO, Phelps County, MO

The radar

The St Louis radar (KLSX), 136 km from the middle of the area, began a volume at 08:31 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

Springfield, MO (KSGF), launched 00:00Z, 8.5 hours before the alert went out and 212 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, Springfield, MO at 00:00Z on 2010-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1862 joules per kilogram.LCLLFCEL10008507005003002001001 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, Springfield, MO at 00:00Z on 2010-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.193958Sfc1 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
1862 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
1815 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Springfield, MO wrote its last area forecast discussion before this flash flood warning went out at Jul 19, 3:04 AM CDT, 28 minutes earlier.

Area forecast discussion, Jul 19, 3:04 AM CDT, 28 minutes before
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Hazardous weather outlook, Jul 19, 1:25 AM CDT, 2 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPRINGFIELD MO
125 AM CDT MON JUL 19 2010

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-200630-
BOURBON-CRAWFORD-CHEROKEE-BENTON-MORGAN-MILLER-MARIES-VERNON-
ST. CLAIR-HICKORY-CAMDEN-PULASKI-PHELPS-BARTON-CEDAR-POLK-DALLAS-
LACLEDE-TEXAS-DENT-JASPER-DADE-GREENE-WEBSTER-WRIGHT-NEWTON-
LAWRENCE-CHRISTIAN-DOUGLAS-HOWELL-SHANNON-MCDONALD-BARRY-STONE-
TANEY-OZARK-OREGON-
125 AM CDT MON JUL 19 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE MISSOURI
OZARKS AND EXTREME SOUTHEAST KANSAS.

.DAY ONE...TONIGHT.

THE HAZARDOUS WEATHER RISK LEVEL IS...ELEVATED.

WEATHER HAZARDS EXPECTED...

ELEVATED LIGHTNING RISK.
LIMITED FLOOD RISK.

DISCUSSION...

SCATTERED THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL WILL
CONTINUE OVERNIGHT ACROSS THE EASTERN OZARKS...OR EAST OF A LINE
FROM ROLLA TO WEST PLAINS. THESE STORMS WILL PRODUCE HEAVY
RAINFALL AND FREQUENT LIGHTNING. WIND GUSTS TO 40 MPH AND SMALL
HAIL WILL ALSO BE POSSIBLE WITH THE STRONGEST STORMS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

ISOLATED SHOWERS AND THUNDERSTORMS MAY AFFECT THE EASTERN
OZARKS ON MONDAY. AFTERNOON HEAT INDEX VALUES NEAR OR IN EXCESS
OF 100 DEGREES CAN BE EXPECTED THROUGH THE REST OF THE WEEK WITH
UPPER LEVEL RIDGING REGAINING CONTROL.

.SPOTTER INFORMATION STATEMENT...

  SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

&&

THIS PRODUCT IS NOW AVAILABLE IN GRAPHICAL FORMAT...ALONG WITH
OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION...AT
HTTP://WWW.CRH.NOAA.GOV/SGF(ALL LOWERCASE)

FOSTER

In the hours before

Special weather statement, Jul 18, 9:32 PM CDT, 6 hours before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
932 PM CDT SUN JUL 18 2010

MOZ071-083-190315-
PHELPS MO-DENT MO-
932 PM CDT SUN JUL 18 2010

...SIGNIFICANT WEATHER ALERT FOR EAST CENTRAL PHELPS AND EASTERN DENT
COUNTIES UNTIL 1015 PM CDT...

AT 927 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM EXTENDING FROM 3 MILES SOUTHEAST OF ST. JAMES
TO 6 MILES EAST OF BOSS...MOVING SOUTHEAST AT 10 MPH. NICKEL SIZE
HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE BANGERT...BOSS...GLADDEN...HOWES MILL...
HOWES...ROSATI...SALEM...SLIGO...ST. JAMES...STONE HILL AND TURTLE.

INTERSTATE 44 BETWEEN MILE MARKERS 193 AND 199 WILL ALSO BE IMPACTED
BY THESE STORMS.

PEOPLE IN EASTERN DENT AND EASTERN PHELPS COUNTIES...INCLUDING ST.
JAMES...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR
POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD
SEVERE WEATHER THREATEN.

THESE STORMS ARE PRODUCING NEARLY CONTINUOUS CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INDOORS IMMEDIATELY AND STAY AWAY FROM
WINDOWS.

BOXELL
Special weather statement, Jul 18, 10:13 PM CDT, 5 hours 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1013 PM CDT SUN JUL 18 2010

MOZ071-083-190345-
PHELPS MO-DENT MO-
1013 PM CDT SUN JUL 18 2010

...SIGNIFICANT WEATHER ALERT FOR EASTERN DENT AND NORTHEASTERN PHELPS
COUNTIES UNTIL 1045 PM CDT...

AT 1011 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES SOUTHEAST OF
ST. JAMES TO HOWES MILL TO 21 MILES SOUTHEAST OF BOSS...MOVING SOUTH
AT 5 MPH. NICKEL SIZE HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED
WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE BANGERT...BOSS...GLADDEN...HOWES MILL...
HOWES...ROSATI...SALEM...SLIGO...ST. JAMES...STONE HILL AND TURTLE.

PEOPLE IN EASTERN DENT AND NORTHEASTERN PHELPS COUNTIES...INCLUDING
ST. JAMES...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR
POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD
SEVERE WEATHER THREATEN.

THESE STORMS ARE PRODUCING NEARLY CONTINUOUS CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INDOORS IMMEDIATELY AND STAY AWAY FROM
WINDOWS.

BOXELL
Special weather statement, Jul 18, 10:46 PM CDT, 4 hours 46 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1046 PM CDT SUN JUL 18 2010

MOZ071-083-098-190415-
SHANNON MO-PHELPS MO-DENT MO-
1046 PM CDT SUN JUL 18 2010

...SIGNIFICANT WEATHER ALERT FOR EAST CENTRAL PHELPS...EASTERN DENT
AND NORTHEASTERN SHANNON COUNTIES UNTIL 1115 PM CDT...

AT 1043 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 10 MILES NORTH OF
BANGERT TO 9 MILES NORTHEAST OF MIDRIDGE...MOVING SOUTH AT 10 MPH.
NICKEL SIZE HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THESE
STORMS.

LOCATIONS IMPACTED INCLUDE BANGERT...BOSS...GLADDEN...HOWES MILL...
HOWES...MIDRIDGE...SALEM...SLIGO...STONE HILL AND TURTLE.

IN ADDITION...VERY HEAVY RAIN WILL BE POSSIBLE WITH THESE STORMS.
RAINFALL RATES COULD BE GREATER THAN TWO INCHES PER HOUR IN SOME
LOCATIONS.

PEOPLE IN EASTERN DENT...EASTERN PHELPS AND NORTHEASTERN SHANNON
COUNTIES...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR
POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD
SEVERE WEATHER THREATEN.

THESE STORMS ARE PRODUCING NEARLY CONTINUOUS CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INDOORS IMMEDIATELY AND STAY AWAY FROM
WINDOWS.

BOXELL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 18, 11:17 PM CDTFlash Flood WarningSGFDent6 hr
Jul 19, 12:05 AM CDTSevere Thunderstorm WarningSGFDent55 min
Jul 19, 1:51 AM CDTFlash Flood WarningSGFOregon, Shannon6 hr
Jul 19, 3:41 AM CDTFlash Flood WarningSGFOregon6 hr

Nearby

Flash Flood Warnings in Missouri, 2010Every flash flood warning in 2010

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.