Alert archive / Illinois / Ford County
Weather alerts in Ford County, Illinois, 2010
174 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Ford County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 174
- Warnings
- 37
- Watches
- 39
- Advisories
- 45
- Busiest month
- June69 alerts
- Busiest day
- June 6, 20108 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 5 tornado warnings covering Ford County in 2010 had a tornado report inside them; 0 of 1 tornado reports fell inside a warning.
Ford County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 5 | 0 | 100% | 1 | 0% | |
| Severe thunderstorm warnings | 17 | 9 | 47% | 4 | 0% | |
| Flash flood warnings | 5 | 4 | 20% | 1 | 100% | 18 min |
Each office's whole area, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Chicago, IL: tornado warnings | 32 | 10 | 69% | 35 | 63% | 26 min |
| NWS Chicago, IL: severe thunderstorm warnings | 122 | 70 | 43% | 394 | 72% | 31 min |
| NWS Chicago, IL: flash flood warnings | 31 | 14 | 55% | 51 | 84% | 102 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 5, 1:34 PM CST | Winter Storm Watch | LOT | 23 hr |
| Jan 6, 12:51 PM CST | Winter Storm Warning | LOT | 3 days |
| Jan 7, 3:48 PM CST | Winter Weather Advisory | LOT | 17 hr |
| Jan 16, 8:16 PM CST | Freezing Fog Advisory | LOT | 15 hr |
| Jan 17, 3:21 PM CST | Freezing Fog Advisory | LOT | 21 hr |
| Jan 18, 8:36 PM CST | Freezing Fog Advisory | LOT | 8 hr |
| Jan 20, 4:00 AM CST | Freezing Rain Advisory | LOT | 26 hr |
| Jan 20, 10:34 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 25, 3:46 PM CST | Winter Weather Advisory | LOT | 17 hr |
| Feb 5, 3:52 AM CST | Winter Weather Advisory | LOT | 18 hr |
| Feb 7, 1:17 PM CST | Winter Storm Watch | LOT | 15 hr |
| Feb 8, 3:53 AM CST | Winter Storm Warning | LOT | 53 hr |
| Feb 8, 3:53 AM CST | Winter Weather Advisory | LOT | 11 hr |
| Feb 9, 3:17 AM CST | Blizzard Watch | LOT | 12 hr |
| Feb 10, 4:14 AM CST | Winter Weather Advisory | LOT | 10 hr |
| Mar 7, 9:37 PM CST | Dense Fog Advisory | LOT | 12 hr |
| Mar 8, 6:05 PM CST | Dense Fog Advisory | LOT | 18 hr |
| Mar 17, 2:53 AM CDT | Dense Fog Advisory | LOT | 8 hr |
| Apr 2, 4:46 AM CDT | Fire Weather Watch | LOT | 7 hr |
| Apr 2, 3:06 PM CDT | Red Flag Warning | LOT | 5 hr |
| Apr 4, 9:06 PM CDT | Special Weather Statement | LOT | 24 min |
| Apr 5, 3:53 AM CDT | Dense Fog Advisory | LOT | 4 hr |
| Apr 7, 12:54 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 7, 1:24 PM CDT | Tornado Watch | SPC | 8 hr |
| Apr 7, 2:47 PM CDT | Severe Thunderstorm Warning | LOT | 43 min |
| Apr 7, 3:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 15, 10:03 AM CDT | Red Flag Warning | LOT | 10 hr |
| Apr 17, 2:24 AM CDT | Frost Advisory | LOT | 27 hr |
| Apr 24, 8:26 PM CDT | Tornado Watch | SPC | 2 hr |
| Apr 27, 11:16 AM CDT | Frost Advisory | LOT | 21 hr |
| Apr 29, 3:26 AM CDT | Wind Advisory | LOT | 16 hr |
| May 3, 12:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 3, 1:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 3, 5:12 PM CDT | Mesoscale Discussion | SPC | 93 min |
| May 8, 4:10 AM CDT | Frost Advisory | LOT | 28 hr |
| May 12, 3:13 PM CDT | Flood Watch | LOT | 24 hr |
| May 13, 6:34 AM CDT | Mesoscale Discussion | SPC | 26 min |
| May 13, 6:53 AM CDT | Severe Thunderstorm Watch | SPC | 2 hr |
| May 22, 1:06 AM CDT | Dense Fog Advisory | LOT | 9 hr |
| Jun 1, 12:32 AM CDT | Dense Fog Advisory | LOT | 8 hr |
| Jun 1, 3:46 PM CDT | Flash Flood Watch | LOT | 23 hr |
| Jun 2, 1:31 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Jun 2, 1:54 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 2, 1:57 AM CDT | Severe Thunderstorm Warning | LOT | 63 min |
| Jun 2, 2:31 AM CDT | Severe Thunderstorm Warning | LOT | 59 min |
| Jun 2, 2:56 AM CDT | Severe Thunderstorm Warning | LOT | 34 min |
| Jun 4, 1:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 4, 4:36 PM CDT | Flash Flood Watch | LOT | 32 hr |
| Jun 4, 4:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Jun 4, 5:29 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 4, 9:53 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jun 5, 6:29 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 5, 7:37 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 5, 9:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jun 5, 9:59 PM CDT | Severe Thunderstorm Warning | LOT | 46 min |
| Jun 5, 10:15 PM CDT | Tornado Warning | LOT | 45 min |
| Jun 5, 10:29 PM CDT | Areal Flood Advisory | LOT | 3 hr |
| Jun 5, 10:42 PM CDT | Severe Thunderstorm Warning | LOT | 63 min |
| Jun 5, 10:54 PM CDT | Flash Flood Warning | LOT | 3 hr |
| Jun 5, 11:17 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jun 11, 12:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 12, 12:24 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 12, 12:50 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 12, 3:12 PM CDT | Severe Thunderstorm Warning | LOT | 48 min |
| Jun 12, 3:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jun 13, 2:14 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 13, 3:14 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 14, 9:10 AM CDT | Special Weather Statement | LOT | 20 min |
| Jun 14, 1:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jun 15, 11:16 AM CDT | Flash Flood Watch | LOT | 9 hr |
| Jun 15, 4:18 PM CDT | Special Weather Statement | LOT | 27 min |
| Jun 15, 4:47 PM CDT | Flash Flood Warning | LOT | 6 hr |
| Jun 18, 12:29 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 18, 3:52 PM CDT | Severe Thunderstorm Warning | LOT | 68 min |
| Jun 18, 4:26 PM CDT | Severe Thunderstorm Warning | LOT | 79 min |
| Jun 18, 5:04 PM CDT | Areal Flood Advisory | LOT | 6 hr |
| Jun 18, 5:06 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jun 18, 5:47 PM CDT | Flash Flood Watch | LOT | 9 hr |
| Jun 18, 8:05 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 18, 9:52 PM CDT | Special Weather Statement | LOT | 53 min |
| Jun 18, 10:46 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jun 18, 11:01 PM CDT | Areal Flood Advisory | LOT | 2 hr |
| Jun 21, 6:26 AM CDT | Special Weather Statement | LOT | 64 min |
| Jun 21, 7:04 AM CDT | Severe Thunderstorm Warning | LOT | 41 min |
| Jun 21, 7:13 AM CDT | Areal Flood Advisory | LOT | 4 hr |
| Jun 21, 7:35 AM CDT | Flash Flood Warning | LOT | 6 hr |
| Jun 21, 4:36 PM CDT | Tornado Watch | SPC | 5 hr |
| Jun 21, 5:00 PM CDT | Tornado Warning | LOT | 30 min |
| Jun 21, 6:19 PM CDT | Special Weather Statement | LOT | 26 min |
| Jun 21, 6:50 PM CDT | Tornado Warning | LOT | 55 min |
| Jun 21, 7:00 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jun 21, 7:47 PM CDT | Flash Flood Warning | LOT | 6 hr |
| Jun 21, 8:51 PM CDT | Severe Thunderstorm Warning | LOT | 54 min |
| Jun 21, 9:17 PM CDT | Tornado Warning | LOT | 43 min |
| Jun 21, 9:51 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 21, 9:54 PM CDT | Severe Thunderstorm Warning | LOT | 66 min |
| Jun 22, 12:00 AM CDT | Severe Thunderstorm Warning | LOT | 45 min |
| Jun 22, 1:49 AM CDT | Areal Flood Advisory | LOT | 3 hr |
| Jun 22, 9:01 PM CDT | Flash Flood Watch | LOT | 25 hr |
| Jun 23, 1:01 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Jun 23, 2:10 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 23, 5:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jun 23, 6:28 PM CDT | Severe Thunderstorm Warning | LOT | 62 min |
| Jun 23, 6:33 PM CDT | Tornado Warning | LOT | 27 min |
| Jun 23, 7:10 PM CDT | Flash Flood Warning | LOT | 3 hr |
| Jun 23, 7:16 PM CDT | Severe Thunderstorm Warning | LOT | 89 min |
| Jun 23, 10:06 PM CDT | Areal Flood Warning | LOT | 12 hr |
| Jun 27, 10:02 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Jul 12, 1:25 AM CDT | Dense Fog Advisory | LOT | 6 hr |
| Jul 15, 3:30 AM CDT | Heat Advisory | LOT | 16 hr |
| Jul 15, 11:57 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 15, 2:47 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jul 19, 11:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 22, 2:47 PM CDT | Heat Advisory | LOT | 28 hr |
| Jul 23, 3:01 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 23, 5:51 PM CDT | Severe Thunderstorm Warning | LOT | 54 min |
| Jul 23, 6:18 PM CDT | Severe Thunderstorm Warning | LOT | 57 min |
| Jul 24, 4:11 AM CDT | Heat Advisory | LOT | 15 hr |
| Jul 24, 1:21 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jul 24, 1:53 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 24, 3:37 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jul 24, 4:40 PM CDT | Special Weather Statement | LOT | 35 min |
| Jul 24, 5:17 PM CDT | Special Weather Statement | LOT | 58 min |
| Jul 28, 1:25 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 28, 2:23 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 28, 5:28 PM CDT | Special Weather Statement | LOT | 32 min |
| Jul 28, 6:01 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Jul 31, 10:49 PM CDT | Dense Fog Advisory | LOT | 12 hr |
| Aug 3, 4:55 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Aug 3, 3:39 PM CDT | Flash Flood Watch | LOT | 23 hr |
| Aug 4, 1:57 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 4, 2:27 PM CDT | Mesoscale Discussion | SPC | 33 min |
| Aug 9, 11:15 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 10, 1:08 AM CDT | Areal Flood Advisory | LOT | 6 hr |
| Aug 10, 2:12 PM CDT | Heat Advisory | LOT | 3 days |
| Aug 11, 3:37 PM CDT | Excessive Heat Warning | LOT | 51 hr |
| Aug 20, 5:20 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Sep 2, 4:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Sep 2, 4:43 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 2, 7:12 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 2, 8:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Sep 6, 1:04 AM CDT | Special Weather Statement | LOT | 86 min |
| Sep 21, 1:31 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 21, 7:31 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Oct 3, 1:36 PM CDT | Frost Advisory | LOT | 17 hr |
| Oct 4, 3:30 PM CDT | Frost Advisory | LOT | 16 hr |
| Oct 12, 2:30 AM CDT | Dense Fog Advisory | LOT | 7 hr |
| Oct 20, 6:38 AM CDT | Fire Weather Watch | LOT | 7 hr |
| Oct 20, 1:33 PM CDT | Red Flag Warning | LOT | 5 hr |
| Oct 21, 3:43 PM CDT | Frost Advisory | LOT | 16 hr |
| Oct 24, 3:39 PM CDT | High Wind Watch | LOT | 24 hr |
| Oct 25, 4:38 AM CDT | High Wind Warning | LOT | 39 hr |
| Oct 25, 3:36 PM CDT | Wind Advisory | LOT | 13 hr |
| Oct 26, 2:21 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Oct 26, 3:28 AM CDT | Tornado Watch | SPC | 8 hr |
| Oct 26, 6:00 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 26, 7:13 PM CDT | Wind Advisory | LOT | 24 hr |
| Oct 27, 2:03 PM CDT | Red Flag Warning | LOT | 5 hr |
| Oct 27, 10:02 PM CDT | Special Weather Statement | LOT | 28 min |
| Oct 29, 9:41 PM CDT | Fire Weather Watch | LOT | 12 hr |
| Nov 22, 11:23 AM CST | Tornado Watch | SPC | 7 hr |
| Nov 22, 5:13 PM CST | Tornado Watch | SPC | 4 hr |
| Nov 24, 9:51 AM CST | Winter Weather Advisory | LOT | 5 hr |
| Nov 25, 12:07 AM CST | Dense Fog Advisory | LOT | 9 hr |
| Dec 3, 2:28 AM CST | Winter Weather Advisory | LOT | 50 hr |
| Dec 10, 3:58 PM CST | Winter Storm Watch | LOT | 23 hr |
| Dec 11, 1:07 PM CST | Winter Storm Warning | LOT | 26 hr |
| Dec 12, 2:48 PM CST | Winter Weather Advisory | LOT | 9 hr |
| Dec 15, 4:11 AM CST | Winter Weather Advisory | LOT | 28 hr |
| Dec 19, 3:50 PM CST | Winter Weather Advisory | LOT | 42 hr |
| Dec 23, 12:59 AM CST | Dense Fog Advisory | LOT | 8 hr |
| Dec 23, 2:41 PM CST | Winter Weather Advisory | LOT | 33 hr |
| Dec 31, 1:16 PM CST | Tornado Watch | SPC | 6 hr |
| Dec 31, 2:12 PM CST | Mesoscale Discussion | SPC | 93 min |
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 archive20092011
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.