Alert archive / Florida / Severe Thunderstorm Warnings in 2022
Severe Thunderstorm Warning 56, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at May 20, 2022, 6:07 PM EDT for Collier County, Monroe County, Florida. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 20, 2022, 6:07 PM EDT (22:07 UTC)
- Expired
- May 20, 2022, 6:30 PM EDT
- In force
- 23 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Collier County, FL, Monroe County, FL
The radar
The Miami radar (KAMX), 78 km from the middle of the area, began a volume at 22:10 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, 10.1 hours before the alert went out and 86 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
- 2137 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 943 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Miami, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at May 20, 3:22 PM EDT, 2 hours 45 minutes earlier.
Area forecast discussion, May 20, 3:22 PM EDT, 2 hours 45 minutes before
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</html>Hazardous weather outlook, May 20, 8:37 AM EDT, 9 hours 30 minutes before
Hazardous Weather Outlook for South Florida National Weather Service Miami FL 837 AM EDT Fri May 20 2022 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 210645- Lake Okeechobee-Biscayne Bay- Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM- Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM- Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM- Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding the territorial waters of Bahamas-Glades-Hendry- Inland Palm Beach-Metro Palm Beach-Coastal Collier-Inland Collier- Inland Broward-Metro Broward-Inland Miami-Dade-Metro Miami-Dade- Mainland Monroe-Coastal Palm Beach-Coastal Broward-Coastal Miami- Dade-Far South Miami-Dade- Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM- Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM- Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM- 837 AM EDT Fri May 20 2022 ...Marginal Risk of Excessive Rainfall Today... ...Numerous Showers and Storms Across the Region Today... This hazardous weather outlook is for South Florida. .DAY ONE...TODAY AND TONIGHT Rip currents: The risk of rip currents will be moderate across the Atlantic beaches today. Thunderstorms: Numerous showers and thunderstorms storms are likely today. The main concern will be for locally heavy rainfall. Secondary concerns are wind gusts in excess of 40 mph with a few of the storms and occasional to frequent lightning strikes. Waterspouts: There is a limited risk of isolated waterspout activity with the storms across the coastal waters. Flooding: The main concern with the storms today will be the potential for localized flooding resulting in some street flooding and/or closures in impacted areas or water entering a few structures in low lying poor drainage areas. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY There will be a chance of mainly afternoon/evening showers and storms through the period. Main concern will be gusty winds, brief periods of heavy rainfall and occasional to frequent lightning strikes. The rip current risk will become high along the Atlantic beach this weekend and through much of next week. Swim only at guarded beaches and heed the advise of the beach patrol. .SPOTTER INFORMATION STATEMENT... Widespread spotter activation is not anticipated, however individual spotters are encouraged to report high wind, hail and flooding to the National Weather Service forecast office in Miami. For more information...visit the National Weather Service in Miami website at www.weather.gov/miami.
In the hours before
Special weather statement, May 20, 4:36 PM EDT, 1 hour 31 minutes before
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</html>Local storm report, May 20, 4:39 PM EDT, 1 hour 28 minutes before
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</html>Local storm report, May 20, 5:46 PM EDT, 21 minutes before
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</html>The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 8:35 PM EDT | Special Weather Statement | MFL | Glades | 40 min |
| May 20, 12:00 AM EDT | Special Marine Warning | MFL | 60 min | |
| May 20, 12:55 AM EDT | Special Marine Warning | MFL | 65 min | |
| May 20, 1:45 AM EDT | Special Marine Warning | MFL | 90 min | |
| May 20, 1:48 AM EDT | Special Weather Statement | MFL | Miami-Dade | 42 min |
| May 20, 2:22 AM EDT | Areal Flood Advisory | MFL | Miami-Dade | 3 hr |
| May 20, 2:59 AM EDT | Areal Flood Advisory | MFL | Broward, Miami-Dade, Palm Beach | 3 hr |
| May 20, 3:07 AM EDT | Special Marine Warning | MFL | 83 min | |
| May 20, 4:51 AM EDT | Special Marine Warning | MFL | 84 min | |
| May 20, 10:55 AM EDT | Special Marine Warning | MFL | 50 min | |
| May 20, 11:04 AM EDT | Special Weather Statement | MFL | Collier | 41 min |
| May 20, 11:39 AM EDT | Special Weather Statement | MFL | Collier | 36 min |
| May 20, 11:47 AM EDT | Special Weather Statement | MFL | Palm Beach | 43 min |
| May 20, 11:48 AM EDT | Special Marine Warning | MFL | 57 min | |
| May 20, 12:16 PM EDT | Special Weather Statement | MFL | Palm Beach | 44 min |
| May 20, 12:30 PM EDT | Areal Flood Advisory | MFL | Broward, Palm Beach | 6 hr |
| May 20, 12:44 PM EDT | Special Marine Warning | MFL | 61 min | |
| May 20, 12:52 PM EDT | Special Weather Statement | MFL | Palm Beach | 38 min |
| May 20, 1:12 PM EDT | Special Weather Statement | MFL | Palm Beach | 33 min |
| May 20, 1:31 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 29 min |
| May 20, 1:40 PM EDT | Special Marine Warning | MFL | 65 min | |
| May 20, 1:41 PM EDT | Special Weather Statement | MFL | Broward | 34 min |
| May 20, 2:07 PM EDT | Flash Flood Warning | MFL | Broward, Palm Beach | 113 min |
| May 20, 2:08 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 21 min |
| May 20, 2:14 PM EDT | Special Weather Statement | MFL | Broward | 31 min |
| May 20, 2:28 PM EDT | Areal Flood Advisory | MFL | Broward, Palm Beach | 4 hr |
| May 20, 2:36 PM EDT | Special Marine Warning | MFL | 84 min | |
| May 20, 2:40 PM EDT | Special Weather Statement | MFL | Broward | 35 min |
| May 20, 2:41 PM EDT | Special Weather Statement | MFL | Hendry | 49 min |
| May 20, 3:15 PM EDT | Special Marine Warning | MFL | 60 min | |
| May 20, 3:35 PM EDT | Special Weather Statement | MFL | Palm Beach | 40 min |
| May 20, 3:54 PM EDT | Special Weather Statement | MFL | Broward | 36 min |
| May 20, 3:57 PM EDT | Special Marine Warning | MFL | 63 min | |
| May 20, 4:01 PM EDT | Areal Flood Advisory | MFL | Broward | 3 hr |
| May 20, 4:05 PM EDT | Special Weather Statement | MFL | Broward | 25 min |
| May 20, 4:36 PM EDT | Special Weather Statement | MFL | Hendry | 54 min |
| May 20, 4:52 PM EDT | Special Marine Warning | MFL | 53 min | |
| May 20, 5:35 PM EDT | Special Weather Statement | MFL | Broward | 25 min |
| May 20, 5:42 PM EDT | Special Marine Warning | MFL | 33 min | |
| May 20, 5:53 PM EDT | Special Weather Statement | MFL | Collier | 37 min |
| May 20, 6:10 PM EDT | Special Marine Warning | MFL | 35 min | |
| May 20, 6:15 PM EDT | Areal Flood Advisory | MFL | Broward, Miami-Dade | 2 hr |
| May 20, 6:31 PM EDT | Special Weather Statement | MFL | Collier | 29 min |
| May 20, 6:45 PM EDT | Special Marine Warning | MFL | 60 min | |
| May 20, 6:53 PM EDT | Special Weather Statement | MFL | Broward | 37 min |
| May 20, 6:54 PM EDT | Special Weather Statement | MFL | Monroe | 36 min |
| May 20, 7:26 PM EDT | Special Weather Statement | MFL | Monroe | 49 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2022Every severe thunderstorm warning in 2022
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.