Alert archive / Puerto Rico / 2025

Weather alerts in Puerto Rico, September 2025

169 weather alerts in September 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Alerts
169
Warnings
25
Watches
0
Advisories
112
Busiest day
September 6, 202514 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Sep 1, 2:44 AM CDTHeat AdvisoryJSJ13 hr
Sep 1, 1:27 PM CDTSpecial Weather StatementJSJ93 min
Sep 1, 1:30 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 2, 2:29 AM CDTHeat AdvisoryJSJ14 hr
Sep 2, 12:36 PM CDTSpecial Weather StatementJSJ84 min
Sep 2, 1:11 PM CDTAreal Flood AdvisoryJSJ21 min
Sep 2, 1:16 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 2, 1:25 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 2, 1:25 PM CDTFlash Flood WarningJSJ95 min
Sep 2, 1:32 PM CDTFlash Flood WarningJSJ2 hr
Sep 2, 1:47 PM CDTFlash Flood WarningJSJ3 hr
Sep 3, 1:24 AM CDTHeat AdvisoryJSJ15 hr
Sep 3, 12:22 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 3, 12:26 PM CDTSpecial Weather StatementJSJ49 min
Sep 3, 1:06 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 3, 1:15 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 4, 3:10 AM CDTHeat AdvisoryJSJ1 min
Sep 4, 3:11 AM CDTHeat AdvisoryJSJ13 hr
Sep 4, 2:54 PM CDTSpecial Weather StatementJSJ66 min
Sep 4, 3:03 PM CDTAreal Flood AdvisoryJSJ117 min
Sep 5, 2:29 AM CDTHeat AdvisoryJSJ13 hr
Sep 5, 5:30 AM CDTAreal Flood AdvisoryJSJ2 hr
Sep 5, 12:42 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 5, 12:47 PM CDTSpecial Weather StatementJSJ43 min
Sep 5, 1:21 PM CDTAreal Flood AdvisoryJSJ114 min
Sep 5, 1:37 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 5, 1:45 PM CDTAreal Flood AdvisoryJSJ90 min
Sep 5, 2:25 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 5, 2:30 PM CDTSpecial Weather StatementJSJ60 min
Sep 5, 3:35 PM CDTAreal Flood AdvisoryJSJ115 min
Sep 5, 3:53 PM CDTAreal Flood AdvisoryJSJ66 min
Sep 5, 7:47 PM CDTAreal Flood AdvisoryJSJ103 min
Sep 6, 6:59 AM CDTHeat AdvisoryJSJ7 hr
Sep 6, 12:00 PM CDTAreal Flood AdvisoryJSJ103 min
Sep 6, 12:23 PM CDTSpecial Weather StatementJSJ52 min
Sep 6, 12:35 PM CDTAreal Flood AdvisoryJSJ115 min
Sep 6, 12:41 PM CDTAreal Flood AdvisoryJSJ110 min
Sep 6, 12:45 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 6, 1:19 PM CDTSpecial Weather StatementJSJ86 min
Sep 6, 1:24 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 6, 1:36 PM CDTAreal Flood AdvisoryJSJ114 min
Sep 6, 1:57 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 6, 2:49 PM CDTAreal Flood AdvisoryJSJ116 min
Sep 6, 2:53 PM CDTAreal Flood AdvisoryJSJ112 min
Sep 6, 3:41 PM CDTSpecial Weather StatementJSJ79 min
Sep 7, 1:05 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 7, 2:14 PM CDTSpecial Weather StatementJSJ91 min
Sep 7, 2:43 PM CDTAreal Flood AdvisoryJSJ103 min
Sep 7, 3:07 PM CDTAreal Flood AdvisoryJSJ113 min
Sep 7, 3:19 PM CDTSpecial Weather StatementJSJ56 min
Sep 8, 1:17 PM CDTAreal Flood AdvisoryJSJ22 min
Sep 8, 1:37 PM CDTFlash Flood WarningJSJ87 min
Sep 8, 3:02 PM CDTSpecial Weather StatementJSJ28 min
Sep 8, 3:31 PM CDTAreal Flood AdvisoryJSJ68 min
Sep 9, 2:25 AM CDTHeat AdvisoryJSJ12 hr
Sep 9, 1:24 PM CDTSpecial Weather StatementJSJ36 min
Sep 9, 1:34 PM CDTAreal Flood AdvisoryJSJ78 min
Sep 9, 2:23 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 9, 2:52 PM CDTFlash Flood Warning Considerable damage threatJSJ113 min
Sep 9, 3:23 PM CDTAreal Flood AdvisoryJSJ112 min
Sep 9, 3:45 PM CDTAreal Flood AdvisoryJSJ60 min
Sep 9, 5:24 PM CDTAreal Flood WarningJSJ6 hr
Sep 10, 2:34 AM CDTHeat AdvisoryJSJ13 hr
Sep 11, 1:52 AM CDTHeat AdvisoryJSJ13 hr
Sep 11, 1:52 AM CDTExtreme Heat WarningJSJ13 hr
Sep 11, 1:37 PM CDTSpecial Weather StatementJSJ53 min
Sep 11, 1:55 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 11, 2:36 PM CDTAreal Flood AdvisoryJSJ105 min
Sep 12, 1:14 AM CDTHeat AdvisoryJSJ13 hr
Sep 12, 12:07 PM CDTAreal Flood AdvisoryJSJ101 min
Sep 12, 12:29 PM CDTAreal Flood AdvisoryJSJ79 min
Sep 12, 12:58 PM CDTSpecial Weather StatementJSJ47 min
Sep 12, 1:09 PM CDTAreal Flood AdvisoryJSJ57 min
Sep 12, 1:12 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 12, 1:40 PM CDTSpecial Weather StatementJSJ50 min
Sep 12, 1:51 PM CDTAreal Flood AdvisoryJSJ114 min
Sep 12, 1:59 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 12, 2:35 PM CDTAreal Flood AdvisoryJSJ115 min
Sep 12, 3:38 PM CDTAreal Flood AdvisoryJSJ52 min
Sep 12, 4:19 PM CDTAreal Flood AdvisoryJSJ56 min
Sep 13, 1:43 AM CDTHeat AdvisoryJSJ11 hr
Sep 13, 10:59 AM CDTAreal Flood AdvisoryJSJ3 hr
Sep 13, 12:28 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 13, 12:39 PM CDTSpecial Weather StatementJSJ51 min
Sep 13, 12:57 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 13, 1:11 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 13, 1:25 PM CDTSpecial Weather StatementJSJ50 min
Sep 13, 1:43 PM CDTAreal Flood AdvisoryJSJ107 min
Sep 13, 1:49 PM CDTAreal Flood AdvisoryJSJ101 min
Sep 13, 2:46 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 13, 4:20 PM CDTAreal Flood AdvisoryJSJ69 min
Sep 13, 4:41 PM CDTAreal Flood WarningJSJ5 min
Sep 13, 4:44 PM CDTFlash Flood WarningJSJ46 min
Sep 14, 12:32 PM CDTSpecial Weather StatementJSJ43 min
Sep 14, 12:48 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 14, 1:11 PM CDTSpecial Marine WarningJSJ49 min
Sep 15, 1:21 PM CDTSpecial Weather StatementJSJ39 min
Sep 15, 1:59 PM CDTSpecial Weather StatementJSJ61 min
Sep 16, 2:18 AM CDTHeat AdvisoryJSJ14 hr
Sep 16, 3:04 PM CDTAreal Flood AdvisoryJSJ75 min
Sep 17, 1:42 PM CDTAreal Flood AdvisoryJSJ94 min
Sep 17, 2:04 PM CDTSpecial Weather StatementJSJ56 min
Sep 17, 2:12 PM CDTAreal Flood AdvisoryJSJ64 min
Sep 17, 3:51 PM CDTSpecial Weather StatementJSJ39 min
Sep 18, 1:15 AM CDTAreal Flood AdvisoryJSJ3 hr
Sep 18, 3:27 AM CDTAreal Flood AdvisoryJSJ3 hr
Sep 18, 5:29 AM CDTAreal Flood AdvisoryJSJ3 hr
Sep 18, 7:03 AM CDTAreal Flood WarningJSJ3 hr
Sep 19, 2:04 AM CDTHeat AdvisoryJSJ9 hr
Sep 19, 2:34 AM CDTAreal Flood AdvisoryJSJ90 min
Sep 19, 12:03 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 19, 12:05 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 19, 12:16 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 19, 12:37 PM CDTAreal Flood AdvisoryJSJ60 min
Sep 19, 1:22 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 19, 1:37 PM CDTFlash Flood WarningJSJ103 min
Sep 19, 3:20 PM CDTAreal Flood AdvisoryJSJ55 min
Sep 20, 4:02 AM CDTHeat AdvisoryJSJ11 hr
Sep 20, 4:02 AM CDTExtreme Heat WarningJSJ11 hr
Sep 20, 1:58 PM CDTSpecial Weather StatementJSJ32 min
Sep 21, 2:04 AM CDTHeat AdvisoryJSJ13 hr
Sep 21, 2:04 AM CDTExtreme Heat WarningJSJ13 hr
Sep 21, 1:04 PM CDTSpecial Weather StatementJSJ71 min
Sep 21, 1:31 PM CDTAreal Flood AdvisoryJSJ119 min
Sep 21, 2:19 PM CDTAreal Flood AdvisoryJSJ71 min
Sep 22, 3:21 AM CDTHeat AdvisoryJSJ12 hr
Sep 22, 3:21 AM CDTExtreme Heat WarningJSJ12 hr
Sep 22, 11:59 AM CDTAreal Flood AdvisoryJSJ45 min
Sep 22, 12:43 PM CDTFlash Flood Warning Considerable damage threatJSJ102 min
Sep 22, 1:21 PM CDTSpecial Weather StatementJSJ69 min
Sep 22, 1:38 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 22, 2:18 PM CDTAreal Flood AdvisoryJSJ119 min
Sep 22, 2:25 PM CDTAreal Flood AdvisoryJSJ110 min
Sep 23, 2:55 AM CDTHeat AdvisoryJSJ12 hr
Sep 23, 3:00 PM CDTSmall Craft AdvisoryJSJ36 hr
Sep 24, 11:06 AM CDTAreal Flood AdvisoryJSJ3 hr
Sep 24, 11:34 AM CDTAreal Flood AdvisoryJSJ3 hr
Sep 24, 2:50 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 24, 7:01 PM CDTAreal Flood WarningJSJ4 hr
Sep 24, 9:50 PM CDTAreal Flood AdvisoryJSJ5 hr
Sep 25, 12:50 AM CDTAreal Flood AdvisoryJSJ115 min
Sep 25, 5:02 AM CDTSpecial Marine WarningJSJ43 min
Sep 25, 6:35 AM CDTSpecial Marine WarningJSJ25 min
Sep 25, 7:01 AM CDTAreal Flood AdvisoryJSJ119 min
Sep 25, 3:16 PM CDTSpecial Marine WarningJSJ89 min
Sep 25, 4:30 PM CDTSpecial Marine WarningJSJ90 min
Sep 25, 5:08 PM CDTSpecial Marine WarningJSJ112 min
Sep 25, 7:22 PM CDTAreal Flood AdvisoryJSJ3 hr
Sep 25, 7:43 PM CDTSpecial Weather StatementJSJ92 min
Sep 25, 7:59 PM CDTFlash Flood WarningJSJ3 hr
Sep 26, 3:21 AM CDTHeat AdvisoryJSJ12 hr
Sep 26, 12:35 PM CDTSpecial Weather StatementJSJ40 min
Sep 26, 12:45 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 26, 1:20 PM CDTSpecial Weather StatementJSJ40 min
Sep 26, 1:29 PM CDTAreal Flood AdvisoryJSJ2 hr
Sep 27, 1:44 AM CDTHeat AdvisoryJSJ14 hr
Sep 27, 1:44 AM CDTExtreme Heat WarningJSJ14 hr
Sep 27, 3:00 AM CDTRip Current StatementJSJ48 hr
Sep 27, 3:24 AM CDTSmall Craft AdvisoryJSJ43 hr
Sep 27, 1:07 PM CDTAreal Flood AdvisoryJSJ98 min
Sep 27, 1:10 PM CDTSpecial Weather StatementJSJ80 min
Sep 27, 2:17 PM CDTSpecial Weather StatementJSJ88 min
Sep 27, 2:20 PM CDTAreal Flood AdvisoryJSJ100 min
Sep 27, 3:23 PM CDTHigh Surf AdvisoryJSJ20 hr
Sep 28, 3:23 AM CDTHeat AdvisoryJSJ13 hr
Sep 28, 3:23 AM CDTExtreme Heat WarningJSJ13 hr
Sep 29, 3:06 AM CDTHeat AdvisoryJSJ13 hr
Sep 30, 2:50 AM CDTHeat AdvisoryJSJ13 hr
Sep 30, 5:39 PM CDTAreal Flood AdvisoryJSJ66 min

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20242026

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.