Alert archive / Florida / Rip Current Statements in 2021
Rip Current Statement 41, NWS Miami, FL
NWS Miami, FL issued this rip current statement at Dec 20, 2021, 7:22 PM EST for 4 counties in Florida. It took effect at Dec 21, 2021, 7:00 AM EST. It was in force for 36 hr.
The area
The counties it named.
The facts
- Issued
- Dec 20, 2021, 7:22 PM EST (00:22 UTC)
- In effect from
- Dec 21, 2021, 7:00 AM EST
- Expired
- Dec 22, 2021, 7:00 PM EST
- In force
- 36 hr
- Issued by
- NWS Miami, FL
Counties Broward County, FL, Collier County, FL, Miami-Dade County, FL, Palm Beach County, FL
The radar
The Miami radar (KAMX), 64 km from the middle of the area, began a volume at 00:22 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 00:00Z, 0.4 hours before the alert went out and 53 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
- 578 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 809 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted.
806 WHUS42 KMFL 210022 CFWMFL Coastal Hazard Message National Weather Service Miami FL 722 PM EST Mon Dec 20 2021 FLZ069-168-172-173-220030- /O.NEW.KMFL.RP.S.0041.211221T1200Z-211223T0000Z/ Coastal Collier-Coastal Palm Beach-Coastal Broward-Coastal Miami- Dade- 722 PM EST Mon Dec 20 2021 ...HIGH RIP CURRENT RISK IN EFFECT FROM 7 AM EST TUESDAY THROUGH WEDNESDAY EVENING... * WHAT...Dangerous rip currents expected. * WHERE...Coastal Collier, Coastal Palm Beach, Coastal Broward and Coastal Miami-Dade Counties. * WHEN...From 7 AM EST Tuesday through Wednesday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ Hadi
3 follow-up statements
644 WHUS42 KMFL 211140 CFWMFL Coastal Hazard Message National Weather Service Miami FL 640 AM EST Tue Dec 21 2021 FLZ069-168-172-173-220430- /O.CON.KMFL.RP.S.0041.211221T1200Z-211223T0000Z/ Coastal Collier-Coastal Palm Beach-Coastal Broward-Coastal Miami- Dade- 640 AM EST Tue Dec 21 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH WEDNESDAY EVENING... * WHAT...Dangerous rip currents expected. * WHERE...Coastal Broward, Coastal Palm Beach, Coastal Collier and Coastal Miami-Dade Counties. * WHEN...Through Wednesday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
654 WHUS42 KMFL 221328 CFWMFL Coastal Hazard Message National Weather Service Miami FL 828 AM EST Wed Dec 22 2021 FLZ069-168-172-173-230000- /O.CON.KMFL.RP.S.0041.000000T0000Z-211223T0000Z/ Coastal Collier-Coastal Palm Beach-Coastal Broward-Coastal Miami- Dade- 828 AM EST Wed Dec 22 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Dangerous rip currents. * WHERE...Coastal Broward, Coastal Palm Beach, Coastal Collier and Coastal Miami-Dade Counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
790 WHUS42 KMFL 221959 CFWMFL Coastal Hazard Message National Weather Service Miami FL 259 PM EST Wed Dec 22 2021 FLZ069-168-172-173-230000- /O.CON.KMFL.RP.S.0041.000000T0000Z-211223T0000Z/ Coastal Collier-Coastal Palm Beach-Coastal Broward-Coastal Miami- Dade- 259 PM EST Wed Dec 22 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Dangerous rip currents. * WHERE...Coastal Broward, Coastal Palm Beach, Coastal Collier and Coastal Miami-Dade Counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 21, 1:34 AM EST | Gale Warning | MFL | 20 hr | |
| Dec 21, 1:34 AM EST | Small Craft Advisory | MFL | 8 hr | |
| Dec 21, 1:34 AM EST | Small Craft Advisory | MFL | 44 hr | |
| Dec 21, 3:28 AM EST | Special Marine Warning | MFL | 62 min | |
| Dec 21, 3:34 AM EST | Wind Advisory | MFL | Collier, Glades, Hendry, Palm Beach | 14 hr |
| Dec 21, 4:06 AM EST | Special Marine Warning | MFL | 39 min | |
| Dec 21, 4:38 AM EST | Special Marine Warning | MFL | 52 min | |
| Dec 21, 5:18 AM EST | Special Marine Warning | MFL | 57 min | |
| Dec 21, 5:41 AM EST | Special Weather Statement | MFL | Collier | 49 min |
| Dec 21, 7:45 AM EST | Special Marine Warning | MFL | 30 min | |
| Dec 21, 7:57 AM EST | Special Weather Statement | MFL | Palm Beach | 33 min |
| Dec 21, 8:06 AM EST | Special Marine Warning | MFL | 39 min | |
| Dec 21, 8:27 AM EST | Special Weather Statement | MFL | Collier | 48 min |
| Dec 21, 8:59 AM EST | Special Weather Statement | MFL | Broward | 46 min |
| Dec 21, 9:45 AM EST | Special Weather Statement | MFL | Miami-Dade | 45 min |
| Dec 21, 10:25 AM EST | Special Weather Statement | MFL | Miami-Dade | 50 min |
| Dec 21, 10:28 AM EST | Special Marine Warning | MFL | 92 min | |
| Dec 21, 11:08 AM EST | Severe Thunderstorm Warning | MFL | Miami-Dade | 22 min |
Nearby
Rip Current Statements in Florida, 2021Every rip current statement in 2021
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.