Alert archive / Indiana / Randolph County
Weather alerts in Randolph County, Indiana, 2013
109 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Randolph County and its neighbors
Each county as a circle sized by its count in 2013. Tap one for its archive.
- Alerts
- 109
- Warnings
- 23
- Watches
- 24
- Advisories
- 26
- Busiest month
- April25 alerts
- Busiest day
- April 10, 20136 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Randolph County, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 9 | 7 | 22% | 2 | 100% | 12 min |
| Flash flood warnings | 2 | 0 | 100% | 1 | 0% |
Each office's whole area, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Indianapolis, IN: tornado warnings | 35 | 9 | 74% | 19 | 63% | 18 min |
| NWS Indianapolis, IN: severe thunderstorm warnings | 131 | 69 | 47% | 274 | 60% | 18 min |
| NWS Indianapolis, IN: flash flood warnings | 32 | 14 | 56% | 32 | 78% | 124 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 12, 3:44 AM EST | Flood Watch | IND | 36 hr |
| Jan 13, 9:17 AM EST | Areal Flood Advisory | IND | 11 hr |
| Jan 13, 8:11 PM EST | Areal Flood Advisory | IND | 6 hr |
| Jan 21, 4:00 AM EST | Wind Chill Advisory | IND | 30 hr |
| Jan 28, 4:12 AM EST | Flood Watch | IND | 48 hr |
| Jan 28, 6:02 PM EST | Dense Fog Advisory | IND | 10 hr |
| Jan 29, 10:35 PM EST | Tornado Watch | SPC | 6 hr |
| Jan 30, 12:05 AM EST | Mesoscale Discussion | SPC | 85 min |
| Jan 30, 2:59 AM EST | Severe Thunderstorm Warning | IND | 46 min |
| Feb 1, 3:56 AM EST | Wind Chill Advisory | IND | 7 hr |
| Feb 11, 3:23 AM EST | Wind Advisory | IND | 12 hr |
| Feb 21, 4:14 AM EST | Winter Weather Advisory | IND | 30 hr |
| Feb 25, 3:51 PM EST | Winter Weather Advisory | IND | 21 hr |
| Feb 26, 8:03 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Mar 4, 4:05 AM EST | Winter Storm Watch | IND | 14 hr |
| Mar 4, 3:06 PM EST | Winter Storm Warning | IND | 37 hr |
| Mar 4, 3:06 PM EST | Winter Weather Advisory | IND | 42 hr |
| Mar 5, 2:36 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Mar 5, 8:45 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Mar 22, 2:22 PM EDT | Winter Storm Watch | IND | 25 hr |
| Mar 23, 3:48 PM EDT | Winter Storm Warning | IND | 44 hr |
| Mar 24, 7:13 PM EDT | Mesoscale Discussion | SPC | 6 hr |
| Mar 24, 9:26 PM EDT | Winter Weather Advisory | IND | 23 hr |
| Apr 8, 7:20 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Apr 10, 1:36 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Apr 10, 1:53 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 10, 2:33 PM EDT | Special Weather Statement | IND | 42 min |
| Apr 10, 3:59 PM EDT | Mesoscale Discussion | SPC | 61 min |
| Apr 10, 5:56 PM EDT | Severe Thunderstorm Warning | IND | 34 min |
| Apr 10, 7:52 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 10, 9:00 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 11, 12:51 AM EDT | Mesoscale Discussion | SPC | 84 min |
| Apr 11, 9:18 AM EDT | River Flood Warning | IND | 20 hr |
| Apr 17, 8:54 AM EDT | Areal Flood Advisory | IND | 12 hr |
| Apr 17, 12:26 PM EDT | River Flood Warning | IND | 11 hr |
| Apr 17, 3:34 PM EDT | Flash Flood Watch | IND | 40 hr |
| Apr 18, 3:19 AM EDT | Wind Advisory | IND | 12 hr |
| Apr 18, 9:31 AM EDT | Tornado Watch | SPC | 7 hr |
| Apr 18, 12:14 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 18, 3:47 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Apr 18, 4:32 PM EDT | Tornado Watch | SPC | 3 hr |
| Apr 18, 6:33 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Apr 19, 3:25 AM EDT | Freeze Watch | IND | 11 hr |
| Apr 19, 2:42 PM EDT | Freeze Warning | IND | 17 hr |
| Apr 20, 3:10 AM EDT | Freeze Watch | IND | 12 hr |
| Apr 20, 2:41 PM EDT | Freeze Warning | IND | 17 hr |
| Apr 21, 3:21 PM EDT | Frost Advisory | IND | 17 hr |
| Apr 25, 2:48 PM EDT | Frost Advisory | IND | 18 hr |
| May 12, 2:27 PM EDT | Frost Advisory | IND | 18 hr |
| May 20, 11:56 PM EDT | Tornado Watch | SPC | 6 hr |
| May 21, 3:59 AM EDT | Mesoscale Discussion | SPC | 91 min |
| May 21, 4:17 AM EDT | Severe Thunderstorm Warning | IND | 43 min |
| May 31, 1:26 PM EDT | Mesoscale Discussion | SPC | 94 min |
| May 31, 11:11 PM EDT | Tornado Watch | SPC | 5 hr |
| Jun 1, 2:13 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 12, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 12, 6:56 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 12, 9:47 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jun 12, 11:29 PM EDT | Severe Thunderstorm Warning | IND | 46 min |
| Jun 13, 12:50 AM EDT | Mesoscale Discussion | SPC | 85 min |
| Jun 13, 12:52 AM EDT | Areal Flood Advisory | IND | 4 hr |
| Jun 13, 6:23 AM EDT | Areal Flood Advisory | IND | 4 hr |
| Jun 13, 7:45 AM EDT | River Flood Warning | IND | 15 hr |
| Jun 24, 9:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jun 25, 4:06 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 25, 6:49 PM EDT | Mesoscale Discussion | SPC | 56 min |
| Jun 26, 9:41 AM EDT | Flash Flood Watch | IND | 17 hr |
| Jun 28, 1:36 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jul 3, 2:49 AM EDT | Dense Fog Advisory | IND | 6 hr |
| Jul 9, 2:33 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 10, 8:57 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 10, 11:13 AM EDT | Flash Flood Watch | IND | 4 hr |
| Jul 10, 11:53 AM EDT | Mesoscale Discussion | SPC | 67 min |
| Jul 10, 12:31 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 20, 10:28 AM EDT | Special Weather Statement | IND | 32 min |
| Aug 8, 3:31 PM EDT | Special Weather Statement | IND | 29 min |
| Aug 8, 3:45 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Sep 20, 3:47 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Oct 5, 4:18 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Oct 5, 6:34 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Oct 6, 5:34 AM EDT | Areal Flood Advisory | IND | 6 hr |
| Oct 21, 3:20 AM EDT | Frost Advisory | IND | 30 hr |
| Oct 22, 3:33 PM EDT | Freeze Watch | IND | 24 hr |
| Oct 22, 3:33 PM EDT | Freeze Watch | IND | 24 hr |
| Oct 23, 3:34 PM EDT | Frost Advisory | IND | 12 hr |
| Oct 23, 3:34 PM EDT | Freeze Warning | IND | 42 hr |
| Oct 31, 9:37 PM EDT | Severe Thunderstorm Warning | IND | 53 min |
| Oct 31, 9:53 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 31, 10:08 PM EDT | Severe Thunderstorm Warning | IND | 52 min |
| Oct 31, 10:28 PM EDT | Severe Thunderstorm Warning | IND | 47 min |
| Nov 16, 3:53 PM EST | Wind Advisory | IND | 29 hr |
| Nov 17, 11:01 AM EST | Mesoscale Discussion | SPC | 119 min |
| Nov 17, 11:20 AM EST | Tornado Watch | SPC | 9 hr |
| Nov 17, 3:51 PM EST | Mesoscale Discussion | SPC | 84 min |
| Nov 17, 4:24 PM EST | Severe Thunderstorm Warning | IND | 51 min |
| Nov 17, 4:54 PM EST | Severe Thunderstorm Warning | IND | 66 min |
| Dec 3, 10:13 AM EST | Dense Fog Advisory | IND | 4 hr |
| Dec 4, 3:32 PM EST | Winter Storm Watch | IND | 12 hr |
| Dec 5, 3:57 AM EST | Winter Storm Warning | IND | 41 hr |
| Dec 5, 3:57 AM EST | Winter Weather Advisory | IND | 38 hr |
| Dec 5, 7:25 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Dec 8, 7:02 PM EST | Winter Weather Advisory | IND | 9 hr |
| Dec 12, 2:30 PM EST | Winter Weather Advisory | IND | 50 hr |
| Dec 13, 11:21 AM EST | Winter Storm Warning | IND | 30 hr |
| Dec 19, 5:15 AM EST | Flood Watch | IND | 70 hr |
| Dec 20, 11:29 AM EST | River Flood Warning | IND | 3 days |
| Dec 21, 8:06 AM EST | Areal Flood Warning | IND | 51 hr |
| Dec 21, 7:25 PM EST | Flash Flood Warning | IND | 9 hr |
| Dec 22, 1:20 AM EST | Flash Flood Warning | IND | 6 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 archive20122014
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.