Alert archive / Indiana / Lawrence County
Weather alerts in Lawrence County, Indiana, 2019
145 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Lawrence County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 145
- Warnings
- 73
- Watches
- 20
- Advisories
- 25
- Busiest month
- June40 alerts
- Busiest day
- February 7, 20198 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 6 tornado warnings covering Lawrence County in 2019 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 5 minutes after it went out.
Lawrence County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 6 | 1 | 83% | 1 | 100% | 5 min |
| Severe thunderstorm warnings | 14 | 9 | 36% | 3 | 100% | 19 min |
| Flash flood warnings | 7 | 4 | 43% | 3 | 67% | 9 min |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Indianapolis, IN: tornado warnings | 44 | 11 | 75% | 29 | 79% | 12 min |
| NWS Indianapolis, IN: severe thunderstorm warnings | 172 | 113 | 34% | 340 | 74% | 21 min |
| NWS Indianapolis, IN: flash flood warnings | 48 | 28 | 42% | 50 | 92% | 72 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 |
|---|---|---|---|
| Dec 31, 9:35 PM EST | River Flood Warning | IND | 5 days |
| Jan 2, 11:50 AM EST | River Flood Warning | IND | 5 days |
| Jan 2, 9:34 PM EST | River Flood Warning | IND | 6 days |
| Jan 5, 9:59 AM EST | River Flood Warning | IND | 3 days |
| Jan 5, 7:49 PM EST | River Flood Warning | IND | 26 hr |
| Jan 8, 3:34 AM EST | Wind Advisory | IND | 15 hr |
| Jan 10, 3:36 PM EST | Winter Storm Watch | IND | 12 hr |
| Jan 11, 3:12 AM EST | Winter Storm Warning | IND | 52 hr |
| Jan 18, 2:57 PM EST | Winter Storm Warning | IND | 36 hr |
| Jan 18, 2:57 PM EST | Winter Weather Advisory | IND | 36 hr |
| Jan 19, 7:21 PM EST | Mesoscale Discussion | SPC | 3 hr |
| Jan 19, 10:21 PM EST | River Flood Warning | IND | 8 days |
| Jan 20, 3:41 AM EST | River Flood Warning | IND | 10 days |
| Jan 20, 3:41 AM EST | River Flood Warning | IND | 10 days |
| Jan 21, 11:10 AM EST | River Flood Warning | IND | 9 days |
| Jan 28, 3:51 AM EST | Wind Chill Watch | IND | 12 hr |
| Jan 28, 3:32 PM EST | Wind Chill Advisory | IND | 67 hr |
| Jan 31, 3:54 AM EST | Winter Weather Advisory | IND | 30 hr |
| Feb 2, 2:58 AM EST | Freezing Fog Advisory | IND | 10 hr |
| Feb 5, 3:17 PM EST | Flood Watch | IND | 55 hr |
| Feb 6, 10:15 AM EST | River Flood Warning | IND | 10 days |
| Feb 6, 10:15 AM EST | River Flood Warning | IND | 21 days |
| Feb 6, 10:15 AM EST | River Flood Warning | IND | 21 days |
| Feb 6, 10:15 AM EST | River Flood Warning | IND | 21 days |
| Feb 7, 2:10 AM EST | Dense Fog Advisory | IND | 6 hr |
| Feb 7, 10:34 AM EST | Areal Flood Warning | IND | 9 hr |
| Feb 7, 11:36 AM EST | Flash Flood Warning | IND | 4 hr |
| Feb 7, 12:37 PM EST | Tornado Warning | IND | 23 min |
| Feb 7, 12:45 PM EST | Severe Thunderstorm Warning | IND | 30 min |
| Feb 7, 2:53 PM EST | Wind Advisory | IND | 13 hr |
| Feb 7, 3:27 PM EST | Flash Flood Warning | IND | 2 hr |
| Feb 7, 5:20 PM EST | Areal Flood Warning | IND | 36 hr |
| Feb 7, 9:18 PM EST | River Flood Warning | IND | 21 days |
| Feb 9, 3:43 PM EST | Flood Watch | IND | 63 hr |
| Feb 10, 8:50 AM EST | Winter Weather Advisory | IND | 6 hr |
| Feb 12, 3:46 AM EST | Wind Advisory | IND | 24 hr |
| Feb 19, 3:25 AM EST | Winter Weather Advisory | IND | 31 hr |
| Feb 20, 3:25 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 20, 2:54 PM EST | River Flood Warning | IND | 4 days |
| Feb 22, 2:04 PM EST | River Flood Warning | IND | 5 days |
| Feb 23, 2:24 PM EST | Wind Advisory | IND | 32 hr |
| Feb 25, 12:16 PM EST | River Flood Warning | IND | 21 days |
| Mar 7, 3:30 AM EST | Winter Weather Advisory | IND | 31 hr |
| Mar 9, 3:40 PM EST | Areal Flood Advisory | IND | 6 hr |
| Mar 10, 12:30 PM EDT | River Flood Warning | IND | 69 hr |
| Mar 13, 3:48 PM EDT | Wind Advisory | IND | 31 hr |
| Mar 14, 10:47 AM EDT | Tornado Watch | SPC | 6 hr |
| Mar 14, 11:15 AM EDT | River Flood Warning | IND | 47 hr |
| Mar 14, 12:54 PM EDT | Severe Thunderstorm Warning | IND | 36 min |
| Mar 14, 1:15 PM EDT | Tornado Warning | IND | 30 min |
| Mar 14, 1:18 PM EDT | Tornado Warning | IND | 27 min |
| Mar 14, 1:39 PM EDT | Tornado Warning | IND | 36 min |
| Mar 14, 2:09 PM EDT | Tornado Warning | IND | 36 min |
| Mar 30, 2:29 PM EDT | River Flood Warning | IND | 4 days |
| Mar 30, 2:29 PM EDT | River Flood Warning | IND | 7 days |
| Apr 10, 3:46 PM EDT | Wind Advisory | IND | 28 hr |
| Apr 17, 10:39 AM EDT | River Flood Warning | IND | 21 days |
| Apr 17, 10:39 AM EDT | River Flood Warning | IND | 19 days |
| Apr 17, 10:39 AM EDT | River Flood Warning | IND | 37 hr |
| Apr 17, 10:39 AM EDT | River Flood Warning | IND | 9 days |
| Apr 18, 3:45 AM EDT | Flood Watch | IND | 18 hr |
| Apr 20, 10:32 AM EDT | River Flood Warning | IND | 13 days |
| Apr 20, 10:32 AM EDT | River Flood Warning | IND | 12 days |
| Apr 21, 1:42 AM EDT | Dense Fog Advisory | IND | 8 hr |
| Apr 25, 11:07 AM EDT | River Flood Warning | IND | 5 days |
| Apr 25, 7:14 PM EDT | Special Weather Statement | IND | 31 min |
| May 2, 3:20 AM EDT | Dense Fog Advisory | IND | 7 hr |
| May 2, 11:27 AM EDT | River Flood Warning | IND | 5 days |
| May 3, 4:36 PM EDT | River Flood Warning | IND | 31 hr |
| May 16, 4:27 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 16, 6:33 PM EDT | Mesoscale Discussion | SPC | 117 min |
| May 19, 4:26 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 23, 3:39 PM EDT | Mesoscale Discussion | SPC | 96 min |
| May 24, 11:24 AM EDT | River Flood Warning | IND | 11 hr |
| May 26, 2:48 PM EDT | Special Weather Statement | IND | 42 min |
| May 26, 4:29 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 29, 11:45 AM EDT | Special Weather Statement | IND | 45 min |
| May 29, 10:39 PM EDT | Severe Thunderstorm Warning | IND | 20 min |
| May 29, 11:18 PM EDT | Areal Flood Advisory | IND | 3 hr |
| Jun 5, 1:44 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 5, 4:15 PM EDT | Severe Thunderstorm Warning | IND | 30 min |
| Jun 5, 5:02 PM EDT | Severe Thunderstorm Warning | IND | 43 min |
| Jun 5, 7:56 PM EDT | Flash Flood Warning | IND | 9 hr |
| Jun 6, 4:45 AM EDT | Areal Flood Warning | IND | 6 hr |
| Jun 10, 11:02 PM EDT | River Flood Warning | IND | 13 hr |
| Jun 15, 4:01 AM EDT | Flash Flood Watch | IND | 34 hr |
| Jun 15, 11:23 AM EDT | River Flood Warning | IND | 7 days |
| Jun 15, 11:23 AM EDT | River Flood Warning | IND | 12 days |
| Jun 15, 1:57 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 15, 2:49 PM EDT | Tornado Watch | SPC | 7 hr |
| Jun 15, 7:42 PM EDT | Tornado Warning | IND | 36 min |
| Jun 16, 2:37 AM EDT | Severe Thunderstorm Warning | IND | 23 min |
| Jun 16, 4:10 AM EDT | Flash Flood Warning | IND | 3 hr |
| Jun 16, 4:44 AM EDT | Severe Thunderstorm Warning | IND | 31 min |
| Jun 16, 7:18 AM EDT | Areal Flood Warning | IND | 24 hr |
| Jun 16, 9:58 AM EDT | Flash Flood Warning | IND | 4 hr |
| Jun 16, 2:46 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Jun 16, 3:08 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 16, 4:42 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jun 16, 9:40 PM EDT | River Flood Warning | IND | 11 days |
| Jun 16, 9:40 PM EDT | River Flood Warning | IND | 21 days |
| Jun 17, 3:14 AM EDT | Flash Flood Watch | IND | 4 days |
| Jun 17, 7:23 AM EDT | Areal Flood Warning | IND | 18 hr |
| Jun 17, 5:12 PM EDT | Flash Flood Warning | IND | 4 hr |
| Jun 17, 5:36 PM EDT | Flash Flood Warning | IND | 4 hr |
| Jun 18, 3:50 PM EDT | Areal Flood Warning | IND | 6 hr |
| Jun 19, 12:34 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 21, 3:45 PM EDT | Flash Flood Watch | IND | 20 hr |
| Jun 22, 5:29 AM EDT | Areal Flood Advisory | IND | 7 hr |
| Jun 23, 1:31 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jun 23, 2:06 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 23, 2:24 PM EDT | Severe Thunderstorm Warning | IND | 51 min |
| Jun 23, 3:14 PM EDT | Severe Thunderstorm Warning | IND | 46 min |
| Jun 23, 4:08 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 30, 3:52 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jun 30, 4:35 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 30, 6:22 PM EDT | Severe Thunderstorm Warning | IND | 38 min |
| Jun 30, 6:47 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jun 30, 6:56 PM EDT | Severe Thunderstorm Warning | IND | 49 min |
| Jul 3, 5:47 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 10, 10:54 PM EDT | Special Weather Statement | IND | 51 min |
| Jul 17, 3:53 AM EDT | Excessive Heat Watch | IND | 12 hr |
| Jul 17, 3:50 PM EDT | Excessive Heat Warning | IND | 4 days |
| Jul 29, 3:41 PM EDT | Special Weather Statement | IND | 49 min |
| Aug 12, 9:23 PM EDT | Tornado Watch | SPC | 5 hr |
| Aug 12, 11:00 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 13, 12:45 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 13, 2:05 AM EDT | Severe Thunderstorm Warning | IND | 40 min |
| Aug 18, 4:29 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Aug 20, 1:12 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 20, 2:07 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Aug 20, 2:30 PM EDT | Severe Thunderstorm Warning | IND | 45 min |
| Aug 20, 3:14 PM EDT | Severe Thunderstorm Warning | IND | 20 min |
| Aug 30, 4:01 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Oct 12, 3:19 PM EDT | Frost Advisory | IND | 18 hr |
| Oct 17, 3:30 PM EDT | Frost Advisory | IND | 17 hr |
| Oct 26, 5:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Oct 26, 5:50 PM EDT | Special Weather Statement | IND | 55 min |
| Nov 10, 3:23 PM EST | Winter Weather Advisory | IND | 41 hr |
| Nov 25, 2:59 PM EST | High Wind Watch | IND | 23 hr |
| Nov 26, 1:32 PM EST | Wind Advisory | IND | 31 hr |
| Nov 30, 11:08 AM EST | Areal Flood Advisory | IND | 6 hr |
| Dec 15, 3:34 AM EST | Winter Weather Advisory | IND | 53 hr |
| Dec 15, 3:11 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 30, 10:38 AM EST | River Flood Warning | IND | 3 days |
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 archive20182020
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.