Thunderstorm Wind, Johnson
- When
- July 23, 6:30 PM CST
- Where
- Johnson County, 2 mi SW of Simpson
- Measured
- 50 kt (58 mph)
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 37.450, -88.783
Three trees were blown down across county roads.
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 Paducah, KY wrote its last area forecast discussion before the first event at Jul 23, 1:32 PM CST, 4 hours 58 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PADUCAH KY 232 PM CDT MON JUL 23 2001 PRIMARY CONCERNS FOR THIS FORECAST PACKAGE CONTINUE TO BE POPS AND EXTREME HEAT AND HUMIDITY. RW/TRW ALREADY BUBBLING UP RANDOMLY IN THE HEAT OF THE DAY. EXPECT THIS ACTIVITY TO DISSIPATE AROUND SUNSET. LATEST SFC ANAL SHOWED COLD FRONT THAT EXTENDED FROM NORTHERN MI...TO WEST CENTRL IL... TO NORTHEAST NE...TO SOUTHWEST SD. THIS BOUNDARY IS EXPECTED TO MOVE SLOWLY SOUTH AND MAKE IT TO THE NORTHERN BORDER OF OUR CWA BY WEDNESDAY MORNING. ALTHOUGH THE MODELS ARE IN THE SAME BALLPARK BRING THE FRONT SOUTH...THEIR SPEED DIFFERS SLIGHTLY (AVN SOLUTION PREFERRED). WITH TIME THE ORIENTATION OF THE BOUNDARY BECOMES MORE EAST-WEST (QUASI-STATIONARY) ACROSS THE NORTHERN SECTION BY WEDNESDAY MORNING SO WILL PUT HIGHER POPS ACROSS THE NORTHERN THIRD OF THE CWA STARTING WEDNESDAY. WEDNESDAY NIGHT THE UPPER RIDGE BEGINS TO RETREAT ALLOWING THE FLOW ALOFT TO BECOME MORE NW THUS GIVING THE FRONT A BETTER PUSH. THE FRONT AND ASSOC MOISTURE SHIELD SHOULD CLEAR THE SE CORNER OF THE CWA BY THURSDAY AFTERNOON. IN THE WAKE OF THE FRONT HIGH PRESSURE WILL DOMINATE THROUGH FRIDAY NIGHT. AT THAT TIME THE FRONT OVER THE DEEP SOUTH WILL BEGIN TO LIFT BACK TO THE NORTH ALONG WITH DEEPER MOISTURE. ON MONDAY MRF SHOWING DROP IN MEAN RH AS SHORT WAVE MOVES OFF TO THE EAST SO WILL KEEP DRY. WILL LEAVE HEAT ADVISORY IN EFFECT THROUGH TUESDAY AT THIS TIME. WILL LET MID SHIFT UPGRADE TO EXCESSIVE HEAT WARNING IF NEW GUIDANCE SHOWS NEED FOR HEAT ADVISORY FOR THIRD DAY IN A ROW. .PAH...HEAT ADVISORY THROUGH TUESDAY FOR THE ENTIRE CWA. P,ACKETT
The Paducah radar (KPAH), 42 km away, was scanning. The volume nearest the first event began at 00:30 UTC.
1 thunderstorm wind. Local standard time, as filed.
Three trees were blown down across county roads.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2001Every state in 2001This day in weather historyWarnings in Illinois, July 2001
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: 5257516.