Alert archive / Illinois / Johnson County

Weather alerts in Johnson County, Illinois, 2019

124 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Johnson County and its neighbors

Each county as a circle sized by its count in 2019. Tap one for its archive.

Alerts: 124
Warnings: 19
Watches: 20
Advisories: 43
Busiest month: June26 alerts
Busiest day: March 9, 20196 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 10, 4:08 AM CST	Winter Storm Watch	PAH	12 hr
Jan 10, 4:20 PM CST	Winter Weather Advisory	PAH	39 hr
Jan 18, 2:04 PM CST	Winter Weather Advisory	PAH	34 hr
Jan 19, 3:34 AM CST	Winter Storm Warning	PAH	19 hr
Jan 19, 3:21 PM CST	Mesoscale Discussion	SPC	3 hr
Jan 19, 6:21 PM CST	Mesoscale Discussion	SPC	3 hr
Jan 22, 10:54 AM CST	Wind Advisory	PAH	21 hr
Jan 28, 2:07 PM CST	Wind Chill Advisory	PAH	46 hr
Jan 29, 11:22 PM CST	Winter Weather Advisory	PAH	5 hr
Jan 31, 2:55 PM CST	Winter Weather Advisory	PAH	18 hr
Feb 2, 2:59 AM CST	Dense Fog Advisory	PAH	6 hr
Feb 2, 9:03 AM CST	Dense Fog Advisory	PAH	117 min
Feb 5, 3:27 PM CST	Flood Watch	PAH	48 hr
Feb 7, 7:11 AM CST	Mesoscale Discussion	SPC	64 min
Feb 7, 9:26 AM CST	Mesoscale Discussion	SPC	94 min
Feb 7, 9:34 AM CST	Severe Thunderstorm Warning	PAH	41 min
Feb 7, 9:43 AM CST	Flash Flood Warning	PAH	3 hr
Feb 9, 4:09 AM CST	Winter Weather Advisory	PAH	32 hr
Feb 9, 1:42 PM CST	Flood Watch	PAH	64 hr
Feb 10, 1:15 AM CST	Mesoscale Discussion	SPC	5 hr
Feb 11, 7:36 AM CST	Areal Flood Warning	PAH	9 hr
Feb 11, 1:54 PM CST	Areal Flood Warning	PAH	12 hr
Feb 12, 1:46 AM CST	Areal Flood Warning	PAH	12 hr
Feb 14, 9:15 AM CST	Wind Advisory	PAH	8 hr
Feb 14, 2:40 PM CST	Winter Weather Advisory	PAH	36 hr
Feb 23, 4:08 AM CST	Wind Advisory	PAH	36 hr
Feb 27, 3:36 PM CST	Winter Weather Advisory	PAH	26 hr
Mar 2, 2:53 PM CST	Winter Weather Advisory	PAH	23 hr
Mar 8, 1:05 PM CST	Wind Advisory	PAH	31 hr
Mar 9, 9:09 AM CST	Severe Thunderstorm Warning	PAH	19 min
Mar 9, 9:45 AM CST	Mesoscale Discussion	SPC	3 hr
Mar 9, 12:00 PM CST	Severe Thunderstorm Warning	PAH	30 min
Mar 9, 12:40 PM CST	Areal Flood Advisory	PAH	3 hr
Mar 9, 1:27 PM CST	Mesoscale Discussion	SPC	2 hr
Mar 9, 3:17 PM CST	Mesoscale Discussion	SPC	118 min
Mar 12, 3:24 PM CDT	Wind Advisory	PAH	28 hr
Mar 13, 2:53 PM CDT	Wind Advisory	PAH	28 hr
Mar 24, 2:52 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Mar 24, 8:01 PM CDT	Mesoscale Discussion	SPC	119 min
Mar 30, 4:23 AM CDT	Freeze Watch	PAH	21 hr
Mar 31, 1:06 AM CDT	Freeze Warning	PAH	32 hr
Apr 10, 3:04 PM CDT	Wind Advisory	PAH	28 hr
Apr 14, 3:58 AM CDT	Frost Advisory	PAH	29 hr
Apr 18, 4:00 AM CDT	Flood Watch	PAH	17 hr
Apr 24, 2:51 PM CDT	Mesoscale Discussion	SPC	54 min
Apr 25, 2:42 PM CDT	Mesoscale Discussion	SPC	2 hr
May 1, 6:42 AM CDT	Special Weather Statement	PAH	63 min
May 2, 10:49 AM CDT	Flash Flood Watch	PAH	21 hr
May 17, 7:27 PM CDT	Lake Wind Advisory	PAH	23 hr
May 19, 3:23 AM CDT	Lake Wind Advisory	PAH	15 hr
May 20, 2:25 PM CDT	Lake Wind Advisory	PAH	31 hr
May 21, 7:37 PM CDT	Mesoscale Discussion	SPC	83 min
May 21, 10:33 PM CDT	Severe Thunderstorm Warning	PAH	42 min
May 21, 11:26 PM CDT	Mesoscale Discussion	SPC	94 min
May 23, 12:08 PM CDT	Lake Wind Advisory	PAH	6 hr
May 23, 2:39 PM CDT	Mesoscale Discussion	SPC	96 min
May 27, 12:31 PM CDT	Lake Wind Advisory	PAH	5 hr
May 28, 3:09 AM CDT	Lake Wind Advisory	PAH	16 hr
Jun 5, 2:44 PM CDT	Mesoscale Discussion	SPC	2 hr
Jun 10, 3:18 AM CDT	Lake Wind Advisory	PAH	16 hr
Jun 15, 2:11 AM CDT	Lake Wind Advisory	PAH	17 hr
Jun 15, 12:57 PM CDT	Mesoscale Discussion	SPC	3 hr
Jun 16, 1:46 PM CDT	Mesoscale Discussion	SPC	59 min
Jun 16, 2:08 PM CDT	Severe Thunderstorm Watch	SPC	8 hr
Jun 16, 3:42 PM CDT	Mesoscale Discussion	SPC	93 min
Jun 16, 4:21 PM CDT	Special Weather Statement	PAH	69 min
Jun 17, 3:14 AM CDT	Flash Flood Watch	PAH	28 hr
Jun 19, 12:35 PM CDT	Mesoscale Discussion	SPC	115 min
Jun 19, 1:17 PM CDT	Special Weather Statement	PAH	43 min
Jun 19, 2:11 PM CDT	Severe Thunderstorm Watch	SPC	6 hr
Jun 19, 2:56 PM CDT	Special Weather Statement	PAH	49 min
Jun 19, 2:58 PM CDT	Severe Thunderstorm Warning	PAH	32 min
Jun 19, 4:28 PM CDT	Mesoscale Discussion	SPC	2 hr
Jun 19, 7:10 PM CDT	Mesoscale Discussion	SPC	2 hr
Jun 21, 3:19 PM CDT	Severe Thunderstorm Watch	SPC	6 hr
Jun 21, 3:57 PM CDT	Severe Thunderstorm Warning	PAH	33 min
Jun 21, 4:43 PM CDT	Severe Thunderstorm Warning	PAH	47 min
Jun 21, 5:14 PM CDT	Mesoscale Discussion	SPC	91 min
Jun 23, 1:02 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Jun 23, 3:31 PM CDT	Severe Thunderstorm Warning	PAH	59 min
Jun 23, 3:41 PM CDT	Mesoscale Discussion	SPC	64 min
Jun 23, 4:28 PM CDT	Special Weather Statement	PAH	47 min
Jun 23, 4:37 PM CDT	Severe Thunderstorm Warning	PAH	53 min
Jun 26, 1:06 PM CDT	Mesoscale Discussion	SPC	114 min
Jun 30, 8:28 PM CDT	Special Weather Statement	PAH	47 min
Jul 10, 2:26 AM CDT	Heat Advisory	PAH	17 hr
Jul 10, 4:35 PM CDT	Special Weather Statement	PAH	40 min
Jul 13, 3:24 PM CDT	Flash Flood Watch	PAH	3 days
Jul 16, 3:50 PM CDT	Excessive Heat Watch	PAH	24 hr
Jul 17, 3:36 PM CDT	Excessive Heat Warning	PAH	4 days
Jul 17, 5:17 PM CDT	Severe Thunderstorm Watch	SPC	4 hr
Jul 17, 6:17 PM CDT	Mesoscale Discussion	SPC	88 min
Jul 17, 7:19 PM CDT	Severe Thunderstorm Warning	PAH	41 min
Jul 17, 7:44 PM CDT	Special Weather Statement	PAH	61 min
Aug 6, 1:08 PM CDT	Mesoscale Discussion	SPC	2 hr
Aug 6, 1:49 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Aug 6, 3:47 PM CDT	Mesoscale Discussion	SPC	118 min
Aug 6, 5:43 PM CDT	Mesoscale Discussion	SPC	92 min
Aug 8, 3:37 AM CDT	Dense Fog Advisory	PAH	4 hr
Aug 9, 1:56 PM CDT	Areal Flood Advisory	PAH	108 min
Aug 11, 3:05 AM CDT	Heat Advisory	PAH	41 hr
Aug 13, 2:20 AM CDT	Heat Advisory	PAH	16 hr
Aug 18, 3:29 PM CDT	Mesoscale Discussion	SPC	91 min
Aug 20, 1:53 PM CDT	Severe Thunderstorm Watch	SPC	5 hr
Aug 22, 11:20 AM CDT	Special Weather Statement	PAH	55 min
Aug 26, 5:48 PM CDT	Mesoscale Discussion	SPC	57 min
Sep 22, 3:27 AM CDT	Lake Wind Advisory	PAH	16 hr
Sep 27, 1:48 AM CDT	Lake Wind Advisory	PAH	16 hr
Oct 11, 2:28 PM CDT	Frost Advisory	PAH	18 hr
Oct 21, 1:54 AM CDT	Mesoscale Discussion	SPC	2 hr
Oct 21, 3:06 AM CDT	Tornado Watch	SPC	6 hr
Oct 21, 5:40 AM CDT	Severe Thunderstorm Warning	PAH	35 min
Oct 25, 3:35 PM CDT	Flash Flood Watch	PAH	21 hr
Oct 26, 8:58 AM CDT	Areal Flood Advisory	PAH	6 hr
Oct 26, 1:09 PM CDT	Special Weather Statement	PAH	66 min
Oct 30, 3:14 AM CDT	Freeze Watch	PAH	24 hr
Oct 31, 3:31 AM CDT	Freeze Warning	PAH	30 hr
Nov 11, 3:58 AM CST	Winter Weather Advisory	PAH	19 hr
Nov 26, 3:06 AM CST	Wind Advisory	PAH	33 hr
Nov 30, 8:13 AM CST	Areal Flood Advisory	PAH	3 hr
Dec 13, 9:11 PM CST	Dense Fog Advisory	PAH	12 hr
Dec 15, 4:20 AM CST	Winter Weather Advisory	PAH	51 hr
Dec 16, 10:36 AM CST	Mesoscale Discussion	SPC	4 hr
Dec 26, 11:26 PM CST	Dense Fog Advisory	PAH	9 hr

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	11
Severe Thunderstorm Watch	8
Tornado Watch	1
Mesoscale Discussion	32
Special Weather Statement	10
Flooding
Areal Flood Warning	3
Flash Flood Warning	1
Flash Flood Watch	4
Flood Watch	3
Areal Flood Advisory	4
Winter
Winter Storm Warning	1
Winter Storm Watch	1
Winter Weather Advisory	10
Heat
Excessive Heat Warning	1
Excessive Heat Watch	1
Heat Advisory	3
Cold
Freeze Warning	2
Freeze Watch	2
Frost Advisory	2
Wind Chill Advisory	1
Wind and dust
Lake Wind Advisory	10
Wind Advisory	8
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 2018 2020

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.