Alert archive / Rhode Island / Newport County
Weather alerts in Newport County, Rhode Island, 2018
144 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Newport County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 144
- Warnings
- 19
- Watches
- 27
- Advisories
- 73
- Busiest month
- March23 alerts
- Busiest day
- August 4, 20185 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Newport County, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 2 | 1 | 50% | 0 | ||
| Flash flood warnings | 4 | 1 | 75% | 0 |
Each office's whole area, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Boston/Norton, MA: tornado warnings | 16 | 4 | 75% | 12 | 42% | 11 min |
| NWS Boston/Norton, MA: severe thunderstorm warnings | 91 | 44 | 52% | 233 | 59% | 24 min |
| NWS Boston/Norton, MA: flash flood warnings | 36 | 10 | 72% | 114 | 94% | 68 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 2, 3:09 AM EST | Winter Storm Watch | BOX | 25 hr |
| Jan 2, 3:50 PM EST | High Wind Watch | BOX | 12 hr |
| Jan 3, 3:50 AM EST | Blizzard Warning | BOX | 39 hr |
| Jan 3, 3:50 AM EST | Winter Storm Warning | BOX | 39 hr |
| Jan 4, 3:46 AM EST | Wind Chill Watch | BOX | 24 hr |
| Jan 4, 6:06 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 4, 7:14 PM EST | Wind Advisory | BOX | 5 hr |
| Jan 5, 4:02 AM EST | Wind Chill Advisory | BOX | 54 hr |
| Jan 5, 8:22 AM EST | Wind Advisory | BOX | 14 hr |
| Jan 10, 3:17 PM EST | Flood Watch | BOX | 70 hr |
| Jan 12, 2:58 AM EST | Wind Advisory | BOX | 30 hr |
| Jan 12, 4:22 PM EST | Dense Fog Advisory | BOX | 13 hr |
| Jan 12, 7:30 PM EST | Areal Flood Warning | BOX | 6 hr |
| Jan 13, 1:06 AM EST | Areal Flood Warning | BOX | 6 hr |
| Jan 16, 3:56 AM EST | Winter Weather Advisory | BOX | 35 hr |
| Jan 22, 1:11 PM EST | Dense Fog Advisory | BOX | 22 hr |
| Jan 22, 2:08 PM EST | Wind Advisory | BOX | 28 hr |
| Jan 28, 4:02 PM EST | Winter Weather Advisory | BOX | 45 hr |
| Feb 10, 2:15 PM EST | Flood Watch | BOX | 32 hr |
| Feb 14, 5:46 AM EST | Winter Weather Advisory | BOX | 3 hr |
| Feb 16, 3:30 AM EST | Winter Storm Watch | BOX | 34 hr |
| Feb 17, 3:30 AM EST | Winter Storm Warning | BOX | 27 hr |
| Feb 20, 2:15 AM EST | Dense Fog Advisory | BOX | 7 hr |
| Feb 20, 9:01 AM EST | Dense Fog Advisory | BOX | 119 min |
| Feb 20, 11:09 AM EST | Dense Fog Advisory | BOX | 3 hr |
| Feb 20, 3:53 PM EST | Dense Fog Advisory | BOX | 27 hr |
| Feb 28, 3:27 PM EST | Flood Watch | BOX | 57 hr |
| Feb 28, 3:28 PM EST | High Wind Watch | BOX | 24 hr |
| Mar 1, 3:27 AM EST | High Wind Warning | BOX | 52 hr |
| Mar 1, 11:37 AM EST | Coastal Flood Advisory | BOX | 41 hr |
| Mar 1, 3:38 PM EST | Wind Advisory | BOX | 60 hr |
| Mar 2, 4:06 AM EST | Winter Weather Advisory | BOX | 18 hr |
| Mar 2, 1:27 PM EST | Areal Flood Warning | BOX | 12 hr |
| Mar 4, 4:10 AM EST | Coastal Flood Advisory | BOX | 11 hr |
| Mar 4, 8:35 PM EST | Coastal Flood Statement | BOX | 3 hr |
| Mar 5, 3:42 AM EST | Coastal Flood Statement | BOX | 8 hr |
| Mar 5, 3:58 PM EST | Coastal Flood Statement | BOX | 8 hr |
| Mar 6, 12:22 PM EST | Flood Watch | BOX | 25 hr |
| Mar 6, 2:33 PM EST | Wind Advisory | BOX | 37 hr |
| Mar 7, 1:25 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Mar 7, 9:25 PM EST | Wind Advisory | BOX | 7 hr |
| Mar 11, 3:51 AM EDT | Winter Storm Watch | BOX | 24 hr |
| Mar 12, 3:46 AM EDT | Winter Storm Warning | BOX | 46 hr |
| Mar 13, 7:08 AM EDT | Mesoscale Discussion | SPC | 6 hr |
| Mar 19, 3:27 PM EDT | Winter Storm Watch | BOX | 36 hr |
| Mar 20, 4:02 AM EDT | Winter Storm Warning | BOX | 42 hr |
| Mar 20, 4:05 AM EDT | High Wind Watch | BOX | 11 hr |
| Mar 20, 2:48 PM EDT | Winter Weather Advisory | BOX | 38 hr |
| Mar 20, 2:53 PM EDT | Wind Advisory | BOX | 43 hr |
| Mar 21, 8:57 PM EDT | Mesoscale Discussion | SPC | 6 hr |
| Mar 30, 2:07 AM EDT | Dense Fog Advisory | BOX | 8 hr |
| Apr 1, 3:59 PM EDT | Winter Weather Advisory | BOX | 20 hr |
| Apr 2, 3:47 AM EDT | Mesoscale Discussion | SPC | 6 hr |
| Apr 3, 3:00 PM EDT | Wind Advisory | BOX | 37 hr |
| Apr 3, 7:10 PM EDT | Dense Fog Advisory | BOX | 21 hr |
| Apr 11, 2:23 AM EDT | Dense Fog Advisory | BOX | 6 hr |
| Apr 16, 9:51 AM EDT | Wind Advisory | BOX | 10 hr |
| Apr 16, 3:42 PM EDT | Coastal Flood Advisory | BOX | 7 hr |
| Apr 25, 7:21 PM EDT | Dense Fog Advisory | BOX | 14 hr |
| May 8, 1:56 AM EDT | Dense Fog Advisory | BOX | 8 hr |
| May 8, 3:36 PM EDT | Dense Fog Advisory | BOX | 18 hr |
| May 15, 1:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 15, 2:26 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 15, 5:57 PM EDT | Severe Thunderstorm Warning | BOX | 35 min |
| May 15, 6:14 PM EDT | Special Weather Statement | BOX | 61 min |
| May 19, 7:27 PM EDT | Dense Fog Advisory | BOX | 7 hr |
| May 29, 9:38 PM EDT | Dense Fog Advisory | BOX | 8 hr |
| May 31, 2:23 AM EDT | Dense Fog Advisory | BOX | 9 hr |
| Jun 1, 6:24 AM EDT | Dense Fog Advisory | BOX | 3 hr |
| Jun 1, 3:03 PM EDT | Dense Fog Advisory | BOX | 19 hr |
| Jun 28, 10:03 AM EDT | Areal Flood Advisory | BOX | 117 min |
| Jun 30, 4:16 PM EDT | Heat Advisory | BOX | 28 hr |
| Jul 1, 3:30 PM EDT | Heat Advisory | BOX | 4 days |
| Jul 3, 4:04 AM EDT | Dense Fog Advisory | BOX | 5 hr |
| Jul 5, 3:30 PM EDT | Flash Flood Watch | BOX | 24 hr |
| Jul 21, 3:13 PM EDT | High Surf Advisory | BOX | 28 hr |
| Jul 23, 3:46 AM EDT | Rip Current Statement | BOX | 15 hr |
| Jul 25, 9:39 AM EDT | Flash Flood Watch | BOX | 18 hr |
| Jul 28, 9:42 PM EDT | Special Weather Statement | BOX | 48 min |
| Aug 4, 11:14 AM EDT | Areal Flood Advisory | BOX | 3 hr |
| Aug 4, 11:31 AM EDT | Flash Flood Warning | BOX | 3 hr |
| Aug 4, 12:08 PM EDT | Flash Flood Warning | BOX | 3 hr |
| Aug 4, 1:54 PM EDT | Special Weather Statement | BOX | 66 min |
| Aug 4, 2:42 PM EDT | Flash Flood Warning | BOX | 45 min |
| Aug 5, 2:58 PM EDT | Heat Advisory | BOX | 53 hr |
| Aug 8, 3:29 AM EDT | Heat Advisory | BOX | 15 hr |
| Aug 9, 3:25 AM EDT | Heat Advisory | BOX | 14 hr |
| Aug 10, 3:20 PM EDT | Flash Flood Watch | BOX | 48 hr |
| Aug 12, 10:55 AM EDT | Areal Flood Advisory | BOX | 2 hr |
| Aug 18, 12:11 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 25, 4:21 AM EDT | Dense Fog Advisory | BOX | 3 hr |
| Aug 27, 2:51 AM EDT | Heat Advisory | BOX | 66 hr |
| Sep 2, 2:54 PM EDT | Heat Advisory | BOX | 48 hr |
| Sep 5, 2:55 PM EDT | Heat Advisory | BOX | 27 hr |
| Sep 6, 5:08 PM EDT | Special Weather Statement | BOX | 52 min |
| Sep 8, 3:52 PM EDT | High Surf Advisory | BOX | 28 hr |
| Sep 10, 3:59 PM EDT | Coastal Flood Statement | BOX | 7 hr |
| Sep 11, 3:54 AM EDT | High Surf Advisory | BOX | 15 hr |
| Sep 11, 9:04 PM EDT | Dense Fog Advisory | BOX | 12 hr |
| Sep 12, 3:10 PM EDT | Flash Flood Watch | BOX | 16 hr |
| Sep 12, 3:49 PM EDT | High Surf Advisory | BOX | 48 hr |
| Sep 18, 1:31 PM EDT | Flash Flood Warning | BOX | 4 hr |
| Sep 18, 2:07 PM EDT | Special Weather Statement | BOX | 38 min |
| Sep 27, 12:16 AM EDT | Special Weather Statement | BOX | 44 min |
| Sep 27, 12:59 AM EDT | Special Weather Statement | BOX | 31 min |
| Sep 27, 3:30 PM EDT | Flash Flood Watch | BOX | 21 hr |
| Sep 28, 8:54 AM EDT | Special Weather Statement | BOX | 81 min |
| Oct 10, 2:42 PM EDT | Flash Flood Watch | BOX | 47 hr |
| Oct 11, 3:14 PM EDT | Wind Advisory | BOX | 26 hr |
| Oct 12, 5:06 AM EDT | Areal Flood Advisory | BOX | 3 hr |
| Oct 15, 8:44 PM EDT | Wind Advisory | BOX | 9 hr |
| Oct 17, 2:51 AM EDT | Wind Advisory | BOX | 31 hr |
| Oct 18, 3:42 AM EDT | Frost Advisory | BOX | 29 hr |
| Oct 18, 3:42 AM EDT | Freeze Warning | BOX | 29 hr |
| Oct 20, 4:12 PM EDT | Freeze Watch | BOX | 24 hr |
| Oct 21, 2:15 AM EDT | Freeze Warning | BOX | 31 hr |
| Oct 23, 3:54 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Oct 26, 3:33 AM EDT | High Wind Watch | BOX | 12 hr |
| Oct 26, 2:30 PM EDT | Flash Flood Watch | BOX | 28 hr |
| Oct 26, 3:28 PM EDT | High Wind Warning | BOX | 31 hr |
| Oct 26, 3:28 PM EDT | Wind Advisory | BOX | 31 hr |
| Oct 29, 8:32 AM EDT | Special Weather Statement | BOX | 28 min |
| Oct 29, 8:38 AM EDT | Severe Thunderstorm Warning | BOX | 27 min |
| Oct 29, 8:39 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Nov 2, 4:35 AM EDT | High Wind Watch | BOX | 10 hr |
| Nov 2, 2:40 PM EDT | Wind Advisory | BOX | 28 hr |
| Nov 3, 5:59 AM EDT | Areal Flood Advisory | BOX | 3 hr |
| Nov 8, 3:20 PM EST | Flood Watch | BOX | 36 hr |
| Nov 9, 3:32 PM EST | Wind Advisory | BOX | 27 hr |
| Nov 12, 10:23 PM EST | Flood Watch | BOX | 14 hr |
| Nov 14, 3:31 PM EST | Winter Weather Advisory | BOX | 34 hr |
| Nov 15, 1:20 PM EST | Wind Advisory | BOX | 20 hr |
| Nov 15, 4:39 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Nov 26, 3:16 AM EST | Dense Fog Advisory | BOX | 7 hr |
| Nov 26, 3:16 AM EST | Wind Advisory | BOX | 36 hr |
| Nov 30, 3:03 PM EST | Special Weather Statement | BOX | 3 hr |
| Dec 2, 3:37 PM EST | Dense Fog Advisory | BOX | 17 hr |
| Dec 19, 3:17 PM EST | High Wind Watch | BOX | 24 hr |
| Dec 19, 3:18 PM EST | Flood Watch | BOX | 58 hr |
| Dec 20, 3:16 PM EST | High Wind Warning | BOX | 28 hr |
| Dec 20, 3:16 PM EST | Wind Advisory | BOX | 31 hr |
| Dec 20, 3:22 PM EST | Coastal Flood Advisory | BOX | 30 hr |
| Dec 21, 10:19 PM EST | Coastal Flood Advisory | BOX | 15 hr |
| Dec 28, 10:06 PM EST | Dense Fog Advisory | BOX | 8 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.