Alert archive / Missouri / Areal Flood Warnings in 2012
Areal Flood Warning 20, NWS Springfield, MO
NWS Springfield, MO issued this areal flood warning at Apr 15, 2012, 11:00 PM CDT for 6 counties in 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
- Apr 15, 2012, 11:00 PM CDT (04:00 UTC)
- Expired
- Apr 16, 2012, 9:13 AM CDT
- In force
- 10 hr
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Camden County, MO, Laclede County, MO, Maries County, MO, Miller County, MO, Phelps County, MO, Pulaski County, MO
The radar
The Springfield radar (KSGF), 127 km from the middle of the area, began a volume at 04:02 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, 4.0 hours before the alert went out and 178 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1940 m above ground
- 0-6 km bulk shear
- 83 kt
- 0-1 km storm-relative helicity
- 95 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this areal 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 areal flood warning went out at Apr 15, 2:36 PM CDT, 8 hours 24 minutes earlier.
Area forecast discussion, Apr 15, 2:36 PM CDT, 8 hours 24 minutes before
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</html>Hazardous weather outlook, Apr 15, 12:54 PM CDT, 10 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE SPRINGFIELD MO 1254 PM CDT SUN APR 15 2012 KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-161800- 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- 1254 PM CDT SUN APR 15 2012 ...SEVERE STORMS POSSIBLE THIS AFTERNOON... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE MISSOURI OZARKS AND EXTREME SOUTHEAST KANSAS. .DAY ONE...THIS AFTERNOON AND TONIGHT. WEATHER HAZARDS EXPECTED... ELEVATED TORNADO RISK. ELEVATED HAIL RISK. ELEVATED THUNDERSTORM WIND DAMAGE RISK. LIMITED FLOODING RISK. SIGNIFICANT LIGHTNING RISK. ELEVATED NON THUNDERSTORM WIND RISK. DISCUSSION... A BROKEN LINE OF THUNDERSTORMS WILL CONTINUE TO SLOWLY TRACK EAST ACROSS THE OUTLOOK AREA INTO EARLY THIS EVENING. THIS LINE WILL STRENGTHEN THIS AFTERNOON AS IT ENCOUNTERS A MORE UNSTABLE AIRMASS ACROSS THE CENTRAL AND EASTERN MISSOURI OZARKS. A FEW SUPERCELL THUNDERSTORMS MAY ALSO DEVELOP IN ANY AREAS WHERE BREAKS IN THE LINE ARE PRESENT. THE SETUP APPEARS FAVORABLE FOR DAMAGING STRAIGHT LINE WIND GUSTS UP TO 70 MPH WITH ANY NORTHEASTWARD MOVING LINE SEGMENTS. A FEW TORNADOES WILL ALSO BE POSSIBLE WITHIN THESE LINE SEGMENTS DUE TO STRONG WIND SHEAR IN THE LOWER LEVELS OF THE ATMOSPHERE. ANY SUPERCELLS THAT DEVELOP WILL ALSO HAVE THE POTENTIAL TO PRODUCE TORNADOES...ALONG WITH HAIL TO THE SIZE OF GOLF BALLS. AT THIS TIME...IT APPEARS THAT THE GREATEST THREAT FOR SEVERE STORMS AND THE POTENTIAL FOR TORNADOES WILL OCCUR THROUGH 8 PM ALONG AND EAST OF A VIENNA TO HARTVILLE TO BRANSON LINE. THE THREAT FOR SEVERE STORMS IS EXPECTED TO END ACROSS FAR SOUTH CENTRAL MISSOURI BY 9 PM. IN ADDITION TO THE RISK FOR SEVERE STORMS ON SUNDAY... LOCALLY HEAVY RAINFALL MAY ALSO LEAD TO SOME FLASH FLOODING. MEANWHILE...STRONG AND GUSTY NON THUNDERSTORM WINDS WILL OCCUR THIS AFTERNOON AND EVENING. THE STRONGEST WINDS ARE EXPECTED TO OCCUR NORTH OF THE INTERSTATE 44 CORRIDOR WHERE WINDS OF 25 TO 35 MPH AND GUSTS TO 45 MPH ARE EXPECTED. A WIND ADVISORY IS IN EFFECT FOR THIS AREA. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. THUNDERSTORMS WILL AGAIN BE POSSIBLE LATE IN THIS COMING WORK WEEK AS ANOTHER STORM SYSTEM APPROACHES THE REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL LIKELY BE NEEDED INTO EARLY THIS EVENING ALONG AND EAST OF A VIENNA TO HARTVILLE TO BRANSON LINE. && 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) SCHAUMANN
Nearby
Areal Flood Warnings in Missouri, 2012Every areal flood warning in 2012
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.