
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1230 PM CDT WED MAY 07 2014
VALID 081200Z - 091200Z
...THERE IS A SLGT RISK OF SVR TSTMS FROM A PORTION OF THE SRN/CNTRL
PLAINS INTO PARTS OF THE LOWER-MIDDLE AND UPPER MS VALLEY REGIONS...
...SUMMARY...
WIDESPREAD SHOWERS AND THUNDERSTORMS ARE EXPECTED ON THURSDAY FROM
PORTIONS OF THE NORTHERN PLAINS EASTWARD ACROSS THE UPPER
MISSISSIPPI VALLEY AND GREAT LAKES REGION...AND EXTENDING
SOUTH-SOUTHWESTWARD FROM THIS AREA ACROSS THE MID AND LOWER MISSOURI
VALLEY INTO THE SOUTHERN PLAINS. STRONG TO SEVERE STORMS WILL BE
POSSIBLE -- PRIMARILY WITHIN THE PORTION OF THE AREA EXTENDING FROM
THE UPPER MISSISSIPPI VALLEY TO TEXAS...WHERE LARGE HAIL...DAMAGING
WINDS...AND A FEW TORNADOES WILL BE POSSIBLE.
...SYNOPSIS...
SYNOPTIC PATTERN WILL REMAIN AMPLIFIED THROUGH THURSDAY AS AN UPPER
TROUGH NOW CENTERED OVER THE GREAT BASIN ADVANCES EWD THROUGH THE
PLAINS AND MS VALLEY REGIONS. A JET STREAK NOW LOCATED WITHIN UPPER
TROUGH BASE WILL EJECT NEWD INTO THE CNTRL PLAINS BY 12Z THURSDAY.
THIS FEATURE WILL CONTINUE NEWD INTO THE UPPER MS VALLEY DURING THE
AFTERNOON. ANOTHER IMPULSE EMBEDDED WITHIN THE UPPER TROUGH AND ON
THE HEELS OF LEAD JET STREAK WILL MOVE INTO THE SRN/CNTRL PLAINS BY
THURSDAY EVENING. AT THE SFC AN AREA OF LOW PRESSURE WILL SHIFT FROM
ERN NEB INTO CNTRL MN DURING THE DAY. WARM FRONT EXTENDING EWD FROM
THE LOW WILL LIFT NWD THROUGH THE GREAT LAKES WHILE TRAILING COLD
FRONT ADVANCES SEWD THROUGH THE CNTRL PLAINS INTO THE MID MS VALLEY
REGION. A DRYLINE WILL MIX EWD THROUGH WRN/CNTRL TX...WRN OK INTO
WCNTRL KS WHERE IT WILL INTERSECT THE SEWD ADVANCING COLD FRONT.
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