Alert archive / Illinois / Hancock County

Weather alerts in Hancock County, Illinois, 2026

148 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Hancock County and its neighbors

Each county as a circle sized by its count in 2026. Tap one for its archive.

Alerts: 148
Warnings: 57
Watches: 32
Advisories: 22
Busiest month: June40 alerts
Busiest day: June 11, 202619 alerts

Over time

By month

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 6, 11:58 PM CST	Dense Fog Advisory	DVN	12 hr
Jan 17, 1:51 PM CST	Cold Weather Advisory	DVN	46 hr
Jan 21, 2:46 AM CST	Extreme Cold Watch	DVN	31 hr
Jan 21, 2:46 AM CST	Wind Advisory	DVN	21 hr
Jan 22, 2:38 AM CST	Extreme Cold Warning	DVN	33 hr
Jan 22, 10:02 AM CST	Cold Weather Advisory	DVN	50 hr
Jan 23, 1:26 PM CST	Winter Weather Advisory	DVN	44 hr
Jan 25, 1:48 AM CST	Cold Weather Advisory	DVN	34 hr
Feb 15, 7:30 AM CST	Dense Fog Advisory	DVN	3 hr
Feb 18, 12:30 AM CST	Red Flag Warning	DVN	18 hr
Feb 26, 1:46 PM CST	Fire Weather Watch	DVN	12 hr
Feb 27, 1:35 AM CST	Red Flag Warning	DVN	16 hr
Mar 4, 8:40 PM CST	Dense Fog Advisory	DVN	12 hr
Mar 10, 1:53 PM CDT	Mesoscale Discussion	SPC	3 hr
Mar 10, 3:57 PM CDT	Tornado Watch	SPC	10 hr
Mar 10, 5:41 PM CDT	Mesoscale Discussion	SPC	2 hr
Mar 10, 7:51 PM CDT	Mesoscale Discussion	SPC	54 min
Mar 10, 9:36 PM CDT	Severe Thunderstorm Warning	DVN	30 min
Mar 10, 9:56 PM CDT	Severe Thunderstorm Warning	DVN	39 min
Mar 10, 10:01 PM CDT	Mesoscale Discussion	SPC	89 min
Mar 12, 2:34 AM CDT	Wind Advisory	DVN	33 hr
Mar 14, 12:33 PM CDT	Wind Advisory	DVN	45 hr
Mar 15, 1:18 PM CDT	Winter Weather Advisory	DVN	24 hr
Mar 16, 1:05 PM CDT	Winter Weather Advisory	DVN	11 hr
Mar 26, 4:15 PM CDT	Severe Thunderstorm Watch	SPC	8 hr
Mar 26, 7:21 PM CDT	Mesoscale Discussion	SPC	54 min
Mar 26, 8:56 PM CDT	Severe Thunderstorm Warning	DVN	49 min
Mar 27, 11:59 AM CDT	Red Flag Warning	DVN	33 hr
Apr 2, 2:50 AM CDT	Wind Advisory	DVN	16 hr
Apr 2, 10:03 AM CDT	River Flood Warning	DVN	60 hr
Apr 2, 12:28 PM CDT	Mesoscale Discussion	SPC	3 hr
Apr 2, 1:43 PM CDT	Tornado Watch	SPC	8 hr
Apr 2, 3:41 PM CDT	Mesoscale Discussion	SPC	94 min
Apr 2, 4:28 PM CDT	Severe Thunderstorm Warning	DVN	62 min
Apr 3, 1:26 PM CDT	Mesoscale Discussion	SPC	2 hr
Apr 3, 2:20 PM CDT	Tornado Watch	SPC	6 hr
Apr 10, 11:38 AM CDT	River Flood Watch	DVN	6 days
Apr 11, 11:19 AM CDT	River Flood Warning	DVN	20 days
Apr 13, 11:03 AM CDT	Mesoscale Discussion	SPC	87 min
Apr 15, 11:21 AM CDT	River Flood Watch	DVN	21 days
Apr 15, 3:40 PM CDT	Tornado Watch	SPC	6 hr
Apr 15, 6:15 PM CDT	Mesoscale Discussion	SPC	2 hr
Apr 15, 8:13 PM CDT	Tornado Warning	DVN	47 min
Apr 16, 11:30 AM CDT	River Flood Warning	DVN	21 days
Apr 17, 12:40 PM CDT	Tornado Watch	SPC	9 hr
Apr 17, 12:46 PM CDT	Flood Watch	DVN	12 hr
Apr 17, 3:04 PM CDT	Mesoscale Discussion	SPC	56 min
Apr 17, 4:23 PM CDT	Severe Thunderstorm Warning	DVN	54 min
Apr 17, 5:47 PM CDT	Tornado Warning	DVN	43 min
Apr 17, 6:00 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	60 min
Apr 17, 6:25 PM CDT	Tornado Warning	DVN	65 min
Apr 17, 6:25 PM CDT	Mesoscale Discussion	SPC	2 hr
Apr 17, 6:31 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	59 min
Apr 17, 6:57 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	63 min
Apr 17, 7:08 PM CDT	Tornado Warning Tornado observed	DVN	52 min
Apr 18, 5:50 AM CDT	River Flood Warning	DVN	70 hr
Apr 19, 2:10 AM CDT	Freeze Warning	DVN	30 hr
Apr 20, 1:05 PM CDT	River Flood Warning	DVN	7 hr
Apr 27, 8:31 AM CDT	Severe Thunderstorm Watch	SPC	5 hr
Apr 27, 9:54 AM CDT	Flash Flood Warning	DVN	104 min
May 4, 6:34 PM CDT	Mesoscale Discussion	SPC	86 min
May 4, 7:36 PM CDT	Severe Thunderstorm Warning	DVN	54 min
May 4, 8:22 PM CDT	Severe Thunderstorm Warning	DVN	54 min
May 18, 6:51 AM CDT	Mesoscale Discussion	SPC	84 min
May 19, 12:44 AM CDT	Special Weather Statement	DVN	46 min
Jun 7, 11:46 AM CDT	Flood Watch	DVN	31 hr
Jun 9, 2:00 AM CDT	Heat Advisory	DVN	18 hr
Jun 9, 10:15 AM CDT	Special Weather Statement	DVN	45 min
Jun 10, 10:58 AM CDT	Flood Watch	DVN	32 hr
Jun 10, 11:09 AM CDT	Mesoscale Discussion	SPC	2 hr
Jun 10, 4:01 PM CDT	Tornado Watch	SPC	7 hr
Jun 10, 7:17 PM CDT	Severe Thunderstorm Warning	DVN	58 min
Jun 10, 7:30 PM CDT	Severe Thunderstorm Warning	DVN	75 min
Jun 10, 8:19 PM CDT	Flash Flood Warning	DVN	5 hr
Jun 10, 8:49 PM CDT	Severe Thunderstorm Warning	DVN	56 min
Jun 10, 9:22 PM CDT	Mesoscale Discussion	SPC	83 min
Jun 10, 9:26 PM CDT	Severe Thunderstorm Warning	DVN	34 min
Jun 10, 10:13 PM CDT	River Flood Warning	DVN	3 days
Jun 11, 7:31 AM CDT	Tornado Watch	SPC	7 hr
Jun 11, 9:53 AM CDT	Mesoscale Discussion	SPC	97 min
Jun 11, 11:21 AM CDT	Severe Thunderstorm Warning	DVN	54 min
Jun 11, 1:08 PM CDT	Mesoscale Discussion	SPC	3 hr
Jun 11, 1:57 PM CDT	Tornado Watch	SPC	7 hr
Jun 11, 3:07 PM CDT	Mesoscale Discussion	SPC	113 min
Jun 11, 3:09 PM CDT	Tornado Warning	DVN	51 min
Jun 11, 3:51 PM CDT	Tornado Warning	DVN	39 min
Jun 11, 4:11 PM CDT	Mesoscale Discussion	SPC	94 min
Jun 11, 4:19 PM CDT	Tornado Warning	DVN	56 min
Jun 11, 5:02 PM CDT	Flash Flood Warning	DVN	4 hr
Jun 11, 5:14 PM CDT	Severe Thunderstorm Warning	DVN	45 min
Jun 16, 1:36 PM CDT	Flood Watch	DVN	29 hr
Jun 17, 7:49 AM CDT	Tornado Watch	SPC	6 hr
Jun 17, 7:57 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	63 min
Jun 17, 8:16 AM CDT	Mesoscale Discussion	SPC	59 min
Jun 17, 8:43 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	62 min
Jun 17, 8:54 AM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	66 min
Jun 17, 1:03 PM CDT	Mesoscale Discussion	SPC	117 min
Jun 17, 2:14 PM CDT	Tornado Watch	SPC	11 hr
Jun 17, 3:29 PM CDT	Severe Thunderstorm Warning	DVN	61 min
Jun 17, 8:28 PM CDT	River Flood Warning	DVN	62 hr
Jun 20, 2:13 AM CDT	Flood Watch	DVN	35 hr
Jun 20, 6:43 PM CDT	River Flood Watch	DVN	19 hr
Jun 21, 1:53 PM CDT	River Flood Warning	DVN	62 hr
Jun 27, 1:28 AM CDT	Extreme Heat Watch	DVN	24 hr
Jun 27, 1:24 PM CDT	Extreme Heat Warning	DVN	6 days
Jul 10, 11:42 PM CDT	Special Weather Statement	DVN	48 min
Jul 17, 12:32 PM CDT	Heat Advisory	DVN	30 hr
Jul 19, 11:56 AM CDT	Heat Advisory	DVN	32 hr
Jul 20, 11:36 AM CDT	Mesoscale Discussion	SPC	114 min
Jul 20, 5:38 PM CDT	Severe Thunderstorm Watch	SPC	5 hr
Jul 20, 8:17 PM CDT	Severe Thunderstorm Warning	DVN	58 min
Jul 20, 8:30 PM CDT	Mesoscale Discussion	SPC	90 min
Jul 24, 1:38 AM CDT	Extreme Heat Watch	DVN	59 hr
Jul 25, 2:49 AM CDT	Extreme Heat Warning	DVN	67 hr
Aug 5, 2:03 AM CDT	Flood Watch	DVN	16 hr
Aug 7, 8:48 PM CDT	Mesoscale Discussion	SPC	87 min
Aug 9, 1:41 AM CDT	Heat Advisory	DVN	18 hr
Aug 10, 1:57 PM CDT	Heat Advisory	DVN	30 hr
Aug 12, 1:18 AM CDT	Heat Advisory	DVN	12 hr
Aug 12, 6:41 AM CDT	Severe Thunderstorm Watch	SPC	6 hr
Aug 12, 7:54 AM CDT	Severe Thunderstorm Warning	DVN	36 min
Aug 12, 8:20 AM CDT	Severe Thunderstorm Warning	DVN	55 min
Aug 12, 12:12 PM CDT	Mesoscale Discussion	SPC	63 min
Aug 13, 2:22 AM CDT	Flood Watch	DVN	56 hr
Aug 13, 2:35 AM CDT	Dense Fog Advisory	DVN	6 hr
Aug 13, 5:47 AM CDT	Severe Thunderstorm Watch	SPC	6 hr
Aug 13, 10:28 AM CDT	Mesoscale Discussion	SPC	3 hr
Aug 13, 11:03 PM CDT	Mesoscale Discussion	SPC	117 min
Aug 14, 9:29 AM CDT	River Flood Watch	DVN	22 hr
Aug 14, 11:11 PM CDT	Severe Thunderstorm Warning	DVN	64 min
Aug 14, 11:42 PM CDT	Mesoscale Discussion	SPC	2 hr
Aug 15, 12:02 AM CDT	Severe Thunderstorm Warning	DVN	58 min
Aug 15, 12:31 AM CDT	Severe Thunderstorm Warning	DVN	74 min
Aug 15, 12:58 AM CDT	Flash Flood Warning	DVN	6 hr
Aug 15, 7:14 AM CDT	River Flood Warning	DVN	4 days
Aug 15, 4:02 PM CDT	Mesoscale Discussion	SPC	118 min
Aug 15, 5:41 PM CDT	Severe Thunderstorm Warning	DVN	34 min
Aug 16, 11:10 AM CDT	Special Weather Statement	DVN	65 min
Aug 16, 12:12 PM CDT	Mesoscale Discussion	SPC	93 min
Aug 19, 5:12 PM CDT	Special Weather Statement	DVN	63 min
Aug 30, 1:04 PM CDT	Heat Advisory	DVN	6 days
Sep 2, 2:02 AM CDT	Extreme Heat Warning	DVN	4 days
Sep 11, 2:07 AM CDT	Dense Fog Advisory	DVN	8 hr
Sep 15, 2:35 PM CDT	Mesoscale Discussion	SPC	115 min
Sep 19, 10:12 PM CDT	River Flood Watch	DVN	6 days
Sep 19, 10:12 PM CDT	River Flood Watch	DVN	71 hr
Sep 21, 11:47 AM CDT	River Flood Warning	DVN	5 days
Sep 22, 9:36 PM CDT	River Flood Warning	DVN	3 days

By product

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

Product	Alerts
Severe storms
Severe Thunderstorm Warning	27
Tornado Warning	7
Severe Thunderstorm Watch	5
Tornado Watch	10
Mesoscale Discussion	32
Special Weather Statement	5
Flooding
Flash Flood Warning	4
River Flood Warning	11
Flood Watch	7
River Flood Watch	6
Winter
Winter Weather Advisory	3
Heat
Extreme Heat Warning	3
Extreme Heat Watch	2
Heat Advisory	7
Cold
Extreme Cold Warning	1
Freeze Warning	1
Extreme Cold Watch	1
Cold Weather Advisory	3
Wind and dust
Wind Advisory	4
Fire
Red Flag Warning	3
Fire Weather Watch	1
Fog and smoke
Dense Fog Advisory	5

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record Forecast The radar archive 2025

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. Rebuilt daily.