Alert archive / Florida / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 53, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jul 23, 2001, 1:44 PM EDT for Collier County, Florida. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Jul 23, 2001, 1:44 PM EDT (17:44 UTC)
- Expired
- Jul 23, 2001, 2:15 PM EDT
- In force
- 31 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Collier County, FL
The radar
The Miami radar (KAMX), 129 km from the middle of the area, began a volume at 17:44 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Miami, FL (KMFL), launched 12:00Z, 5.7 hours before the alert went out and 136 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2135 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 874 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -71 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KMFL 231745 SVRMIA FLC021-231815- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 144 PM EDT MON JUL 23 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN COLLIER COUNTY IN SOUTHWEST FLORIDA * UNTIL 215 PM EDT * AT 144 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH DAMAGING WINDS 9 MILES SOUTHWEST OF MARCO ISLAND...MOVING NORTHEAST AT 45 MPH. FREQUENT LIGHTNING...VERY HEAVY RAIN AND STRONG DAMAGING WINDS ARE LIKELY WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER UNTIL THE STORM PASSES. REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE. OR YOU CAN ALSO CALL THE NATIONAL WEATHER SERVICE DIRECTLY AT 305 229 4522 TO REPORT SEVERE WEATHER.( LAT...LON 2583 8185 2572 8170 2614 8130 2628 8150 .END WARNER
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 9:30 AM EDT | Severe Thunderstorm Warning | MFL | Collier | 60 min |
| Jul 23, 10:36 AM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 39 min |
| Jul 23, 10:45 AM EDT | Severe Thunderstorm Warning | MFL | Collier | 45 min |
| Jul 23, 11:37 AM EDT | Severe Thunderstorm Warning | MFL | Collier | 53 min |
| Jul 23, 2:37 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 38 min |
| Jul 23, 3:02 PM EDT | Tornado Warning | MFL | Broward | 28 min |
| Jul 23, 3:13 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade | 47 min |
| Jul 23, 3:13 PM EDT | Tornado Warning | MFL | Broward, Palm Beach | 62 min |
| Jul 23, 4:10 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 65 min |
| Jul 23, 5:03 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 57 min |
| Jul 23, 5:40 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 65 min |
| Jul 23, 6:07 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade | 53 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2001Every severe thunderstorm warning in 2001
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.