Thunderstorm Wind, Ellis
- When
- August 9, 2:38 PM CST
- Where
- Ellis County, 1 mi E of Catesby
- Measured
- 52 kt (60 mph) estimated gust
- Reported by
- GENERAL PUBLIC
- Coordinates
- 36.500, -99.950
Damaging Wind in Oklahoma, August 9, 2004
1 thunderstorm wind, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
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.
What forecasters said that day
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 Norman, OK wrote its last area forecast discussion before the first event at Aug 9, 9:25 AM CST, 5 hours 13 minutes earlier.
Area forecast discussion, Aug 9, 9:25 AM CST, 5 hours 13 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORMAN OK 1014 AM CDT MON AUG 9 2004 .DISCUSSION... RAIN CHANCES TODAY ARE VERY SMALL BUT NO ZERO. THE OUTFLOW BOUNDARY/FRONT FROM LAST NIGHT IS ILL-DEFINED BUT STRETCHED ACROSS THE SOUTHERN THIRD OF OK AT LATE MORNING. THIS WILL LIKELY BECOME DIFFUSE THROUGH THE DAY WITH LIGHT AND VARIABLE WINDS IN MANY PLACES. TEMPERATURES WERE LOWERED SLIGHTLY BASED ON SOUNDINGS AND FORECAST CLOUD COVER WAS DECREASED BASED ON CURRENT AND EXPECTED TRENDS. && .PRELIMINARY POINT TEMPS/POPS... OKLAHOMA CITY OK 90 68 93 65 / 20 20 20 60 HOBART OK 90 68 94 64 / 20 20 20 40 WICHITA FALLS TX 92 69 95 69 / 20 20 20 40 GAGE OK 88 66 90 59 / 20 30 30 50 PONCA CITY OK 88 67 88 61 / 20 30 40 60 DURANT OK 91 70 95 70 / 20 20 20 40 && .OUN WATCHES/WARNINGS/ADVISORIES... OK...NONE. TX...NONE. && 9
Hazardous weather outlook, Aug 9, 11:00 AM CST, 3 hours 38 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
1200 PM CDT MON AUG 9 2004
OKZ004>048-050>052-TXZ083>090-101200-
THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN...
CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS.
.DAY ONE...THIS AFTERNOON AND TONIGHT...
THUNDERSTORM OUTLOOK...
THERE IS A SLIGHT RISK OF SEVERE STORMS WEST OF STATE HIGHWAY 34 AND
NORTH OF I-40 TONIGHT. THERE IS A VERY GOOD CHANCE FOR A
THUNDERSTORM COMPLEX LATE THIS EVENING AND OVERNIGHT ACROSS NORTHERN
AND WESTERN OKLAHOMA. A FEW STORMS WITHIN THE COMPLEX COULD BE
SEVERE.
DISCUSSION...
THUNDERSTORMS WILL DEVELOP THIS AFTERNOON ACROSS THE HIGH PLAINS OF
EASTERN COLORADO AND NEAR THE RATON MESA OF NORTHERN NEW MEXICO IN
AREAS OF UPSLOPE WIND FLOW. THESE STORMS WILL LIKELY MOVE SOUTHEAST
THROUGH THE EVENING AND AFFECT NORTHWEST OKLAHOMA LATE IN THE
EVENING AND OVERNIGHT.
DAMAGING WINDS WOULD BE THE MAIN SEVERE WEATHER ELEMENT.
PROBABILITY TABLE...
VALID THROUGH 700 AM CDT TUESDAY AUG 10.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
NWS NORMAN COUNTY WARNING AREA...80 PERCENT
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...25 PERCENT
OTHER HAZARDOUS WEATHER...
NONE.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY...
THUNDERSTORM OUTLOOK...
THUNDERSTORMS WILL LIKELY BE ONGOING EARLY TUESDAY MORNING IN THE
WEST AND NORTH OF OKLAHOMA. TUESDAY NIGHT AND WEDNESDAY MORNING A
STRONGER COLD FRONT WILL BRING EVEN BETTER CHANCES OF STORMS TO ALL
OF OKLAHOMA AND ADJACENT PARTS OF TEXAS. THERE IS A SLIGHT RISK OF
SEVERE WEATHER WITH THIS FRONT OVER THE NORTHWEST THREE-FOURTHS OF
OKLAHOMA.
OTHER HAZARDOUS WEATHER...
NONE.
THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 700
AM TUESDAY.In the hours before
Special weather statement, Aug 9, 12:56 PM CST, 1 hour 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 156 PM CDT MON AUG 9 2004 OKZ004-091915- HARPER OK- 156 PM CDT MON AUG 9 2004 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR HARPER COUNTY. A STRONG THUNDERSTORM WAS LOCATED 7 MILES EAST OF ROSSTON AT 156 PM CDT...MOVING SOUTHEAST AT 5 MPH. SMALL HAIL AND WINDS AROUND 50 MPH ARE POSSIBLE.
Special weather statement, Aug 9, 1:31 PM CST, 1 hour 7 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 231 PM CDT MON AUG 9 2004 OKZ004-091945- HARPER OK- 231 PM CDT MON AUG 9 2004 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR HARPER COUNTY. A STRONG THUNDERSTORM WAS LOCATED 5 MILES EAST OF ROSSTON AT 231 PM CDT. THE STORM WAS NEARLY STATIONARY. TORRENTIAL RAINFALL CAN BE EXPECTED WITH THIS STORM AS WELL AS SMALL HAIL AND WIND GUSTS TO 50 MPH. PEOPLE IN HARPER COUNTY SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR WARNINGS AND REMAIN ALERT FOR THREATENING WEATHER CONDITIONS.
Special weather statement, Aug 9, 2:08 PM CST, 30 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 308 PM CDT MON AUG 9 2004 OKZ004-009-092030- ELLIS OK-HARPER OK- 308 PM CDT MON AUG 9 2004 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR ELLIS AND HARPER COUNTIES. A STRONG THUNDERSTORM WAS LOCATED 7 MILES WEST OF MAY AT 308 PM CDT...MOVING SOUTH AT 10 MPH. TORRENTIAL RAINFALL...SMALL HAIL AND WINDS AROUND 50 MPH ARE POSSIBLE. PEOPLE IN ELLIS AND HARPER COUNTIES SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR WARNINGS AND REMAIN ALERT FOR THREATENING WEATHER CONDITIONS.
The radar
The Dodge City radar (KDDC), 140 km away, was scanning. The volume nearest the first event began at 20:39 UTC.
Event by event
1 thunderstorm wind. Local standard time, as filed.
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Hail and Damaging Winds in Michigan, August 9, 2004
- Tornadoes and Hail in Colorado, August 9, 2004
- Hail and Damaging Winds in Kansas, August 9 to 10, 2004
- Tornado and Flash Flood in Colorado, August 9, 2004
- Flash Flood and Hail in Kansas, August 9, 2004
- Hail in Colorado, August 9, 2004
- Hail in Nebraska, August 9, 2004
- Hail and Damaging Winds in Michigan, August 9, 2004
- Damaging Wind in Arizona, August 9, 2004
- Hail and Damaging Winds in Illinois, August 9, 2004
- Hail in Texas, August 9, 2004
- Hail and Damaging Winds in Indiana, August 9, 2004
More
Every storm in Oklahoma in 2004Every state in 2004This day in weather historyWarnings in Oklahoma, August 2004
Sources
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: 5417674.