Alert archive / Puerto Rico / Areal Flood Advisories in 2021
Areal Flood Advisory 321, NWS JSJ
NWS JSJ issued this areal flood advisory at Sep 21, 2021, 5:39 PM CDT. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Sep 21, 2021, 5:39 PM CDT (22:39 UTC)
- Expired
- Sep 21, 2021, 8:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
What forecasters said that day
The local office's own words before this areal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS JSJ wrote its last area forecast discussion before this areal flood advisory went out at Sep 21, 3:27 PM CDT, 2 hours 12 minutes earlier.
Area forecast discussion, Sep 21, 3:27 PM CDT, 2 hours 12 minutes before
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</html>Hazardous weather outlook, Sep 21, 4:06 AM CDT, 13 hours 33 minutes before
Hazardous Weather Outlook...CORRECTED National Weather Service San Juan PR 506 AM AST Tue Sep 21 2021 AMZ710>745-PRZ001>013-220845- San Juan and Vicinity-Northeast-Southeast-Eastern Interior- North Central-Central Interior-Ponce and Vicinity-Northwest- Western Interior-Mayaguez and Vicinity-Southwest-Culebra-Vieques- The nearshore and off shore Atlantic and Caribbean Coastal Waters- 506 AM AST Tue Sep 21 2021 This Hazardous Weather Outlook is for Puerto Rico and the adjacent Atlantic Coastal Waters. .Day One...Today and Tonight .Thunderstorms...There is a chance of thunderstorms with heavy rainfall and brief gusty winds across portions of the area today. .Flooding...Heavy rains could lead to urban and small stream flooding as well as ponding of water on roads and in poor drainage areas. .Waves...Choppy/Rough seas up to 7 feet expected across the offshore Atlantic waters. .Rip Currents...There is a high risk of rip currents for some beaches across north central Puerto Rico. Elsewhere, there is a moderate risk of rip currents for north and east facing beaches in Puerto Rico, including Vieques and Culebra. .Heat...Maximum heat indices between 100 and 106 degrees possible in urban and coastal areas of Puerto Rico this afternoon. .Days Two through Seven...Wednesday through Monday Afternoon thunderstorm activity expected at least through Monday and therefore there will remain a slight threat for urban and small stream flooding mainly over western PR. The slightly elevated heat threat is expected to continue over the forecast area with maximum heat index values in the low to mid 100s at least through Monday. A moderate risk of rip currents will remain for most of the northern and eastern local beaches through the weekend. .Spotter information statement... Spotter activation is not anticipated. Please relay any information about winds, waves, and rip currents to the National Weather Service in San Juan while following all local and state guidelines. AMZ715-725-VIZ001-002-220845- St. Thomas St. John adjacent Islands-St Croix- Nearshore Atlantic and adjacent Caribbean Coastal Waters- 506 AM AST Tue Sep 21 2021 This Hazardous Weather Outlook is for the U.S. Virgin Islands and the adjacent Coastal Waters. .Day One...Today and Tonight .Thunderstorms...There is a chance of thunderstorms with heavy rainfall and brief gusty winds across the local islands today. .Flooding...Heavy rains could lead to urban and small stream flooding as well as ponding of water on roads and in poor drainage areas. .Rip Currents...There is a moderate risk of rip currents for northern and eastern local beaches in St. Croix as well as western beaches in St.Thomas today. .Heat...Maximum heat indices in the low 100s possible across the eastern tip of St. John this afternoon. .Days Two through Seven...Wednesday through Monday The slightly elevated heat threat is expected to continue over the forecast area with maximum heat index values in the low 100s at least through Saturday. All local beaches will have a low risk of rip currents on Wednesday, but will become moderate on Thursday through the weekend. .Spotter information statement... Spotter activation is not anticipated. Please relay any information about winds, waves, and rip currents to the National Weather Service in San Juan while following all local and state guidelines.
The office that day
Everything else NWS JSJ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 2:56 AM CDT | Rip Current Statement | JSJ | 38 hr | |
| Sep 21, 2:04 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Sep 21, 3:07 PM CDT | Areal Flood Advisory | JSJ | 113 min | |
| Sep 21, 3:35 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Sep 21, 5:17 PM CDT | Areal Flood Advisory | JSJ | 58 min | |
| Sep 21, 5:31 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Sep 21, 6:20 PM CDT | Areal Flood Advisory | JSJ | 115 min |
Nearby
Areal Flood Advisories in Puerto Rico, 2021Every areal flood advisory 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.