Alert archive / Puerto Rico / Flash Flood Warnings in 2025
Flash Flood Warning 2, NWS JSJ
NWS JSJ issued this flash flood warning at Mar 14, 2025, 1:06 AM CDT. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Mar 14, 2025, 1:06 AM CDT (06:06 UTC)
- Expired
- Mar 14, 2025, 3:20 AM CDT
- In force
- 2 hr
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Flood severity
- None
The radar
The San Juan radar (TJUA), 35 km from the middle of the area, began a volume at 06:06 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 text
As transmitted.
558
WGCA52 TJSJ 140606
FFWSJU
PRC021-137-140830-
/O.NEW.TJSJ.FF.W.0002.250314T0606Z-250314T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service San Juan PR
206 AM AST Fri Mar 14 2025
The National Weather Service in San Juan has issued a
* Flash Flood Warning for...
Bayamon and Toa Baja...
* Until 430 AM AST.
* At 206 AM AST, Doppler radar indicated heavy rain across the
warned area. Between 3 and 6 inches of rain have fallen.
Additional rainfall amounts up to 2 inches are possible in the
warned area. Flash flooding is already occurring.
HAZARD...Life threatening flash flooding. Heavy rain producing
flash flooding.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 1845 6617 1843 6617 1842 6616 1842 6613
1840 6613 1838 6612 1838 6614 1836 6614
1832 6614 1832 6620 1839 6620 1840 6623
1839 6625 1845 6626 1845 6624 1845 6623
1846 6622 1847 6618
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
DSR1 follow-up statement
790
WGCA72 TJSJ 140820
FFSSJU
Flash Flood Statement
National Weather Service San Juan PR
420 AM AST Fri Mar 14 2025
PRC021-137-140830-
/O.CAN.TJSJ.FF.W.0002.000000T0000Z-250314T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bayamon PR-Toa Baja PR-
420 AM AST Fri Mar 14 2025
...FLASH FLOOD WARNING FOR BAYAMON AND TOA BAJA COUNTIES HAS BEEN
REPLACED WITH A FLOOD ADVISORY...
&&
LAT...LON 1845 6617 1843 6617 1842 6616 1842 6613
1840 6613 1838 6612 1838 6614 1836 6614
1832 6614 1832 6620 1839 6620 1840 6623
1839 6625 1845 6626 1845 6624 1845 6623
1846 6622 1847 6618
$$
DSRThe office that day
Everything else NWS JSJ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 8:13 PM CDT | Areal Flood Warning | JSJ | 11 hr | |
| Mar 13, 8:44 PM CDT | Flash Flood Warning | JSJ | 3 hr | |
| Mar 13, 9:03 PM CDT | Areal Flood Warning | JSJ | 10 hr | |
| Mar 13, 9:05 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 13, 11:03 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 13, 11:32 PM CDT | Areal Flood Advisory | JSJ | 96 min | |
| Mar 14, 12:15 AM CDT | Areal Flood Advisory | JSJ | 52 min | |
| Mar 14, 3:20 AM CDT | Areal Flood Advisory | JSJ | 55 min | |
| Mar 14, 9:51 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 14, 10:49 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 14, 11:09 AM CDT | Flash Flood Warning | JSJ | 3 hr |
Nearby
Flash Flood Warnings in Puerto Rico, 2025Every flash flood warning in 2025
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.