1 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before the first event at Jul 20, 2:17 PM EST, 4 hours 43 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 317 PM EDT SUN JUL 20 2003 88D CURRENTLY SHOWING SCATTERED CONVECTION OVER THE UPPER SAVANNAH...THIS ACTIVITY SHOULD SLOWLY MOVE SSE OVER THE REST OF THIS AFTERNOON AND EARLY EVENING. OTHERWISE...WILL USE ISOLATED POPS THROUGH MIDNIGHT AS ADDITIONAL CONVECTION MAY FIRE OVER THE HIGHER TERRAIN AND WITHIN THE LEE TROUGH. WILL ALSO WORD IN FOG...POSSIBLY DENSE IN THE MOUNTAIN VALLEYS...DEVELOPING AFTER MIDNIGHT. MON AFTERNOON...SH/TS SHOULD DEVELOP MAINLY OVER THE MOUNTAINS IN ADVANCE OF A APPROACHING COLD FRONT AND H5 TROF. PRECIP BAND SHOULD CROSS OVER THE SPINE OF THE APPALACHIANS BY 3Z TUE AND SLOWLY MIGRATE EASTWARD. FRONT WILL LINGER OVER THE FA OVERNIGHT AND WILL KEEP CHANCES THROUGH TUES MORNING. BY TUES AFTERNOON AND NIGHT WILL RAMP UP TO LIKELY AS TROF AXIS AND JET DIVERGENCES ARRIVES...TAPERING TO CHC AROUND MIDNIGHT. EXTENDED PERIOD STARTS WITH A COLD FRONT TO THE EAST AND AMPLIFIED H5 TROF OVER THE APPALACHIANS. INTERESTING TO SEE THAT THE 06/12Z GFS CARRIES A WRAPPED LOW OVER THE FA TUES NIGHT...THIS FEATURE WILL BE MAINLY DISREGARDED AS IT IS A RESULT OF EXCESSIVE FEEDBACK. WILL CONTINUE HIGH CHC POPS FOR WED AS TROF REMAINS OVERHEAD AND FRONT MAY SLOW DUE TO A WEAKER VERSION OF A FRONTAL WAVE. GFS SHOWS THAT CANADIAN HIGH PRESSURE REMAINS OVER THE FA OVER THE MID WEEK AND WILL MERGE WITH BERMUDA HIGH ON FRI. THU THRU SAT...WILL RUN A DRY FORECAST...ALTHOUGH CONVECTION MAY ACTUALLY BE ISOLATED...WITH HIGH BUILDING OVER THE EAST COAST. BY SUNDAY...DEEP MOISTURE WILL MOVE OVER THE CWA AND WILL CARRY POPS FOR AFTERNOON CONVECTION. FCSTID = 16 GSP 70 89 70 86 / 20 30 50 60 AND 71 89 69 87 / 30 30 50 60 CLT 68 90 71 85 / 20 30 40 60 HKY 68 88 69 83 / 20 30 40 60 AVL 63 83 65 81 / 20 40 50 60 .GSP... GA...NONE. NC...NONE. SC...NONE. NED
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>013- 019-201200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 614 AM EDT SUN JUL 20 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA... UPSTATE SOUTH CAROLINA...AND EXTREME NORTHEAST GEORGIA. .DAY ONE...TODAY AREAS OF DENSE FOG WILL REDUCE VISIBILITY TO LESS THAN A QUARTER MILE ACROSS MUCH OF THE NORTH CAROLINA PORTION OF THE FORECAST AREA THIS MORNING...WHILE THE DENSE FOG WILL BE MORE PATCHY IN THE UPSTATE AND EXTREME NORTHEAST GEORGIA. THE FOG WILL BURN OFF STEADILY THROUGH MID MORNING. LATER THIS AFTERNOON...ISOLATED SHOWERS AND THUNDERSTORMS ARE EXPECTED AS A RESULT OF DAYTIME HEATING. ANY THUNDERSTORM TODAY HAS THE POTENTIAL TO BECOME STRONG...WITH WIND GUSTS TO AROUND 40 MPH. .DAYS TWO THROUGH SEVEN... SCATTERED SHOWERS AND THUNDERSTORMS ARE ANTICIPATED MONDAY. STORMS ACROSS THE MOUNTAINS COULD BE SEVERE...AND AN ISOLATED SEVERE THUNDERSTORM COULD AFFECT THE FOOTHILLS AND PIEDMONT. A STRONG COLD FRONT WILL DROP INTO THE SOUTHEAST STATES MONDAY NIGHT AND TUESDAY...BRINGING WIDESPREAD COVERAGE OF SHOWERS AND THUNDERSTORMS. ANY LOCATION IN THE FORECAST AREA COULD SEE SEVERE WEATHER ON TUESDAY. THE CHANCE OF SHOWERS AND THUNDERSTORMS WILL LINGER THROUGH THURSDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY. BURRUS
The Greer radar (KGSP), 101 km away, was scanning. The volume nearest the first event began at 00:02 UTC.
1 thunderstorm wind. Local standard time, as filed.
Numerous trees were blown down. Some were snapped off at a height of 30 feet.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in North Carolina in 2003Every state in 2003This day in weather historyWarnings in North Carolina, July 2003
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5334431.