Regional Weather Summary
Issued by NWS

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AWUS83 KFSD 180118
RWSSD
SDZ001>074-181700-

SOUTH DAKOTA WEATHER SUMMARY
NATIONAL WEATHER SERVICE SIOUX FALLS SD
818 PM CDT SUN AUG 17 2014

SHOWERS AND THUNDERSTORMS WERE SCATTERED OVER CENTRAL AND WESTERN
SOUTH DAKOTA SUNDAY AFTERNOON...WHILE SKIES GRADUALLY CLEARED OVER
THE EAST. THUNDERSTORMS DEVELOPED RAPIDLY SHORTLY AFTER NOON MDT WEST
OF MARTIN AND DROPPED SOUTHEAST INTO NEBRASKA. DOPPLER RADAR
ESTIMATES RAINFALL OF A HALF INCH TO AN INCH PLUS WITH THESE STORMS.
ADDITIONAL THUNDERSTORMS OF LESSER INTENSITY DEVELOPED FURTHER EAST
INTO TODD AND TRIPP COUNTIES. OTHER STRONG THUNDERSTORMS OVER THE
BLACK HILLS MOVED ONTO THE SURROUNDING PRAIRIES BRINGING HEAVY
RAIN...HAIL AND LIGHTNING. BETWEEN 335 AND 343 PM MDT THE TOWN OF
HERMOSA HAD HAIL RANGING FROM GOLF BALL TO BASEBALL IN SIZE. GOLF
BALL SIZE HAIL FELL FROM A LATE AFTERNOON THUNDERSTORM AT OGLALA.
STILL OTHER STRONG THUNDERSTORMS DEVELOPED AFTER 230 PM MDT ACROSS
THE NORTHWEST. HAIL THREE INCHES IN DIAMETER FELL 15 MILES SOUTHWEST
OF REVA SHORTLY AFTER 3 PM MDT AND TO ONE INCH IN DIAMETER TEN
MINUTES LATER 16 MILES SOUTH OF REVA. OTHER ONGOING SHOWERS AND
THUNDERSTORMS ACROSS CENTRAL SOUTH DAKOTA AROUND NOON CDT WEAKENED
AS THEY MOVED EAST TOWARD THE JAMES RIVER VALLEY.

HIGH TEMPERATURES IN THE LOWER AND MIDDLE 80S WERE COMMON ACROSS THE
STATE ALTHOUGH PORTIONS OF THE WEST AND NORTH CENTRAL WARMED INTO THE
UPPER 80S WITH PINE RIDGE THE HOTTEST AT 89 DEGREES. IN THE HIGHER
ELEVATIONS OF THE BLACK HILLS CUSTER WARMED TO 75 DEGREES.

AFTERNOON WIND SPEEDS WERE FROM 5 TO 15 MPH AND VARIABLE IN
DIRECTION BUT FAVORED AN EAST OR SOUTHEAST DIRECTION ACROSS THE
WEST...AND A NORTH OR NORTHWEST DIRECTION ACROSS THE EAST. SOUTHERLY
WINDS DEVELOPED LATE IN THE AFTERNOON AT WINNER WITH A GUST TO 55
MPH AT 535 PM CDT.

DURING THE LATE AFTERNOON/EARLY EVENING STRONG TO OCCASIONALLY
SEVERE THUNDERSTORMS CONTINUED TO MOVE ACROSS WESTERN SOUTH DAKOTA.
AT 530 PM MDT A WIND GUST TO 74 MPH WAS MEASURED AT MUD BUTTE IN
MEADE COUNTY AND SHORTLY BEFORE 530 PM MDT HAIL 4.25 INCHES IN
DIAMETER FELL NEAR OGLALA. SHORTLY BEFORE 6 PM MDT ONE INCH DIAMETER
HAIL AND WINDS ESTIMATED AT 70 MPH OCCURRED EAST OF OPAL. DOPPLER
RADAR ESTIMATES RAINFALL OF ONE TO TWO INCHES FELL FROM CAMP CROOK
TO ZEONA.

AT 8 PM CDT SHOWERS AND THUNDERSTORMS CONTINUED ACROSS THE NORTHWEST
AND NORTH CENTRAL BETWEEN MOBRIDGE AND OPAL. STRONGER STORMS WERE
LOCATED SOUTH OF OPAL AND SOUTH OF DUPREE NEAR RED SCAFFOLD.
SHOWERS...MOSTLY LIGHT...WERE FALLING EAST AND SOUTH OF PIERRE.
TEMPERATURES WERE MAINLY IN THE 70S BUT HAD COOLED INTO THE 60S IN
THE RAIN COOLED AIR ACROSS THE NORTHWEST AND NEAR MOBRIDGE. EXTREMES
WERE FROM 62 AT MOBRIDGE WHERE 0.40 INCHES RAIN FELL LAST HOUR ALONG
WITH A WIND GUST TO 52 MPH...TO 79 DEGREES AT MITCHELL.

ON THIS DATE IN 2007 MOBRIDGE RECEIVED 4.43 INCHES OF RAIN.

$$
SHEEHAN






























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