Alert archive / North Dakota / Slope County

Weather alerts in Slope County, North Dakota, 2011

177 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Slope County and its neighbors

Each county as a circle sized by its count in 2011. Tap one for its archive.

Alerts: 177
Warnings: 49
Watches: 44
Advisories: 55
Busiest month: July43 alerts
Busiest day: August 5, 20117 alerts

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Lasted
Jan 7, 2:38 AM MST	Winter Storm Watch	BIS	12 hr
Jan 7, 2:14 PM MST	Winter Weather Advisory	BIS	51 hr
Jan 10, 2:48 PM MST	Wind Chill Advisory	BIS	20 hr
Jan 11, 2:19 PM MST	Wind Chill Advisory	BIS	21 hr
Jan 13, 2:35 PM MST	Winter Weather Advisory	BIS	37 hr
Jan 16, 12:54 PM MST	Winter Weather Advisory	BIS	18 hr
Jan 21, 3:22 AM MST	Winter Weather Advisory	BIS	36 hr
Jan 23, 3:19 AM MST	Winter Weather Advisory	BIS	32 hr
Jan 29, 2:51 AM MST	Winter Weather Advisory	BIS	57 hr
Jan 29, 3:16 PM MST	Wind Chill Advisory	BIS	72 hr
Jan 31, 2:41 PM MST	Wind Chill Warning	BIS	20 hr
Feb 1, 2:48 PM MST	Wind Chill Warning	BIS	20 hr
Feb 1, 2:48 PM MST	Wind Chill Advisory	BIS	2 hr
Feb 2, 11:32 AM MST	Winter Weather Advisory	BIS	17 hr
Feb 4, 3:40 PM MST	Winter Weather Advisory	BIS	23 hr
Feb 7, 2:32 PM MST	Wind Chill Advisory	BIS	20 hr
Feb 8, 2:26 PM MST	Wind Chill Advisory	BIS	21 hr
Feb 12, 3:22 AM MST	High Wind Watch	BIS	11 hr
Feb 12, 2:27 PM MST	High Wind Warning	BIS	30 hr
Feb 16, 3:13 AM MST	Winter Weather Advisory	BIS	48 hr
Feb 16, 2:36 PM MST	Wind Advisory	BIS	22 hr
Feb 17, 2:15 PM MST	Wind Advisory	BIS	9 hr
Feb 18, 3:16 PM MST	Winter Storm Watch	BIS	23 hr
Feb 19, 2:04 PM MST	Winter Storm Warning	BIS	33 hr
Feb 19, 4:58 PM MST	Mesoscale Discussion	SPC	4 hr
Feb 20, 3:10 AM MST	Wind Chill Advisory	BIS	29 hr
Feb 23, 2:24 PM MST	Wind Chill Advisory	BIS	45 hr
Feb 25, 2:14 PM MST	Wind Chill Advisory	BIS	23 hr
Mar 1, 9:20 AM MST	Wind Chill Advisory	BIS	24 hr
Mar 1, 3:05 PM MST	Wind Chill Advisory	BIS	19 hr
Mar 10, 2:48 PM MST	Winter Weather Advisory	BIS	20 hr
Mar 11, 8:43 AM MST	High Wind Warning	BIS	9 hr
Mar 11, 8:53 AM MST	Winter Weather Advisory	BIS	12 hr
Mar 15, 2:12 PM MDT	Flood Watch	BIS	6 days
Mar 17, 11:58 AM MDT	Wind Advisory	BIS	6 hr
Mar 21, 3:57 AM MDT	Winter Storm Warning	BIS	57 hr
Mar 22, 9:49 AM MDT	Ice Storm Warning	BIS	6 hr
Mar 22, 9:49 AM MDT	Winter Weather Advisory	BIS	6 hr
Mar 22, 11:05 AM MDT	Mesoscale Discussion	SPC	5 hr
Mar 31, 2:48 PM MDT	Winter Storm Watch	BIS	37 hr
Apr 2, 3:21 PM MDT	Wind Advisory	BIS	28 hr
Apr 13, 2:33 PM MDT	Winter Storm Watch	BIS	12 hr
Apr 14, 2:38 AM MDT	Winter Weather Advisory	BIS	39 hr
Apr 17, 4:32 AM MDT	Winter Storm Watch	BIS	34 hr
Apr 18, 2:57 PM MDT	Winter Storm Warning	BIS	39 hr
Apr 20, 2:06 PM MDT	Flood Watch	BIS	46 hr
Apr 21, 3:09 PM MDT	Winter Weather Advisory	BIS	29 hr
Apr 22, 2:31 AM MDT	Winter Storm Warning	BIS	18 hr
Apr 22, 12:07 PM MDT	Areal Flood Advisory	BIS	69 hr
Apr 29, 3:32 AM MDT	Wind Advisory	BIS	14 hr
Apr 29, 3:23 PM MDT	Blizzard Warning	BIS	41 hr
May 9, 9:15 PM MDT	Areal Flood Advisory	BIS	15 hr
May 14, 2:09 PM MDT	Frost Advisory	BIS	18 hr
May 15, 2:21 PM MDT	High Wind Watch	BIS	13 hr
May 16, 2:58 AM MDT	High Wind Warning	BIS	17 hr
May 16, 3:46 AM MDT	Red Flag Warning	BIS	16 hr
May 18, 1:34 PM MDT	Flood Watch	BIS	3 days
May 20, 9:31 AM MDT	Areal Flood Advisory	BIS	48 hr
May 22, 9:57 AM MDT	River Flood Warning	BIS	64 hr
May 25, 5:26 AM MDT	River Flood Warning	BIS	27 hr
May 26, 3:34 AM MDT	Wind Advisory	BIS	17 hr
May 28, 9:29 AM MDT	Wind Advisory	BIS	9 hr
May 28, 12:14 PM MDT	Flood Watch	BIS	3 days
May 29, 1:53 PM MDT	High Wind Watch	BIS	23 hr
May 30, 12:57 PM MDT	High Wind Warning	BIS	29 hr
Jun 3, 2:36 AM MDT	Wind Advisory	BIS	17 hr
Jun 6, 10:25 PM MDT	Mesoscale Discussion	SPC	95 min
Jun 11, 7:11 PM MDT	Mesoscale Discussion	SPC	64 min
Jun 12, 12:52 PM MDT	Mesoscale Discussion	SPC	53 min
Jun 12, 1:19 PM MDT	Flash Flood Watch	BIS	14 hr
Jun 12, 1:49 PM MDT	Tornado Watch	SPC	6 hr
Jun 12, 5:28 PM MDT	Tornado Watch	SPC	6 hr
Jun 12, 6:07 PM MDT	Severe Thunderstorm Warning	BIS	53 min
Jun 16, 3:21 AM MDT	Flash Flood Watch	BIS	42 hr
Jun 25, 2:22 PM MDT	Flash Flood Watch	BIS	25 hr
Jul 2, 12:17 PM MDT	Mesoscale Discussion	SPC	58 min
Jul 2, 2:13 PM MDT	Tornado Watch	SPC	8 hr
Jul 3, 8:02 PM MDT	Mesoscale Discussion	SPC	58 min
Jul 3, 8:41 PM MDT	Severe Thunderstorm Watch	SPC	3 hr
Jul 3, 10:30 PM MDT	Mesoscale Discussion	SPC	90 min
Jul 6, 12:25 PM MDT	Mesoscale Discussion	SPC	3 hr
Jul 6, 12:29 PM MDT	Severe Thunderstorm Warning	BIS	61 min
Jul 6, 1:29 PM MDT	Severe Thunderstorm Warning	BIS	31 min
Jul 8, 1:13 PM MDT	Mesoscale Discussion	SPC	62 min
Jul 8, 1:32 PM MDT	Tornado Watch	SPC	9 hr
Jul 14, 4:33 PM MDT	Tornado Watch	SPC	7 hr
Jul 14, 10:01 PM MDT	Severe Thunderstorm Watch	SPC	6 hr
Jul 15, 1:54 AM MDT	Mesoscale Discussion	SPC	2 hr
Jul 18, 12:02 AM MDT	Heat Advisory	BIS	51 hr
Jul 18, 2:28 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Jul 19, 1:57 PM MDT	Wind Advisory	BIS	28 hr
Jul 19, 4:39 PM MDT	Severe Thunderstorm Warning	BIS	66 min
Jul 19, 5:44 PM MDT	Severe Thunderstorm Warning	BIS	61 min
Jul 19, 5:54 PM MDT	Flash Flood Warning	BIS	4 hr
Jul 19, 6:42 PM MDT	Severe Thunderstorm Warning	BIS	39 min
Jul 19, 9:57 PM MDT	Areal Flood Advisory	BIS	18 hr
Jul 22, 2:56 AM MDT	Flash Flood Watch	BIS	23 hr
Jul 22, 10:05 AM MDT	Mesoscale Discussion	SPC	55 min
Jul 22, 4:17 PM MDT	Mesoscale Discussion	SPC	88 min
Jul 22, 4:35 PM MDT	Tornado Watch	SPC	8 hr
Jul 22, 6:15 PM MDT	Severe Thunderstorm Warning	BIS	60 min
Jul 22, 7:15 PM MDT	Severe Thunderstorm Warning	BIS	60 min
Jul 22, 7:56 PM MDT	Mesoscale Discussion	SPC	94 min
Jul 22, 8:08 PM MDT	Tornado Warning	BIS	37 min
Jul 22, 8:33 PM MDT	Tornado Warning	BIS	27 min
Jul 24, 12:04 PM MDT	Mesoscale Discussion	SPC	86 min
Jul 24, 1:25 PM MDT	Severe Thunderstorm Warning	BIS	65 min
Jul 24, 1:43 PM MDT	Severe Thunderstorm Watch	SPC	6 hr
Jul 24, 2:21 PM MDT	Severe Thunderstorm Warning	BIS	54 min
Jul 24, 4:26 PM MDT	Mesoscale Discussion	SPC	94 min
Jul 25, 5:47 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Jul 26, 6:05 PM MDT	Mesoscale Discussion	SPC	85 min
Jul 28, 1:05 PM MDT	Mesoscale Discussion	SPC	115 min
Jul 29, 4:46 PM MDT	Mesoscale Discussion	SPC	59 min
Jul 29, 5:02 PM MDT	Severe Thunderstorm Watch	SPC	6 hr
Jul 29, 6:30 PM MDT	Severe Thunderstorm Warning	BIS	60 min
Jul 29, 8:06 PM MDT	Mesoscale Discussion	SPC	54 min
Jul 31, 4:44 PM MDT	Tornado Watch	SPC	7 hr
Aug 1, 1:19 PM MDT	Severe Thunderstorm Watch	SPC	6 hr
Aug 4, 2:24 PM MDT	Mesoscale Discussion	SPC	96 min
Aug 4, 2:49 PM MDT	Flash Flood Watch	BIS	45 hr
Aug 4, 4:49 PM MDT	Severe Thunderstorm Watch	SPC	5 hr
Aug 4, 6:40 PM MDT	Mesoscale Discussion	SPC	95 min
Aug 4, 6:47 PM MDT	Severe Thunderstorm Warning	BIS	58 min
Aug 5, 12:05 PM MDT	Mesoscale Discussion	SPC	2 hr
Aug 5, 12:48 PM MDT	Severe Thunderstorm Watch	SPC	7 hr
Aug 5, 1:19 PM MDT	Severe Thunderstorm Warning	BIS	56 min
Aug 5, 2:44 PM MDT	Flash Flood Warning	BIS	2 hr
Aug 5, 4:25 PM MDT	Mesoscale Discussion	SPC	2 hr
Aug 11, 6:16 PM MDT	Severe Thunderstorm Watch	SPC	4 hr
Aug 11, 8:55 PM MDT	Mesoscale Discussion	SPC	65 min
Aug 14, 5:56 PM MDT	Mesoscale Discussion	SPC	94 min
Aug 15, 2:47 PM MDT	Mesoscale Discussion	SPC	58 min
Aug 15, 4:23 PM MDT	Severe Thunderstorm Warning	BIS	67 min
Aug 15, 4:23 PM MDT	Severe Thunderstorm Watch	SPC	9 hr
Aug 15, 5:20 PM MDT	Severe Thunderstorm Warning	BIS	55 min
Aug 15, 6:39 PM MDT	Severe Thunderstorm Warning	BIS	66 min
Aug 15, 8:37 PM MDT	Mesoscale Discussion	SPC	83 min
Aug 15, 9:25 PM MDT	Severe Thunderstorm Warning	BIS	35 min
Aug 16, 8:55 AM MDT	Wind Advisory	BIS	6 hr
Aug 22, 3:16 AM MDT	Fire Weather Watch	BIS	11 hr
Aug 31, 8:07 PM MDT	Severe Thunderstorm Warning	BIS	53 min
Aug 31, 9:01 PM MDT	Severe Thunderstorm Warning	BIS	59 min
Sep 2, 1:56 PM MDT	Mesoscale Discussion	SPC	94 min
Sep 19, 2:53 AM MDT	High Wind Watch	BIS	11 hr
Sep 19, 3:03 AM MDT	Fire Weather Watch	BIS	24 hr
Sep 19, 2:18 PM MDT	High Wind Warning	BIS	28 hr
Sep 20, 3:07 AM MDT	Red Flag Warning	BIS	11 hr
Sep 21, 2:17 PM MDT	Frost Advisory	BIS	18 hr
Sep 27, 2:41 PM MDT	Fire Weather Watch	BIS	11 hr
Sep 28, 2:09 AM MDT	Red Flag Warning	BIS	18 hr
Oct 3, 2:56 AM MDT	Fire Weather Watch	BIS	24 hr
Oct 4, 2:52 AM MDT	Red Flag Warning	BIS	16 hr
Oct 5, 3:27 AM MDT	Red Flag Warning	BIS	16 hr
Oct 6, 3:49 AM MDT	Fire Weather Watch	BIS	24 hr
Oct 6, 3:49 AM MDT	Red Flag Warning	BIS	16 hr
Oct 7, 3:07 AM MDT	High Wind Warning	BIS	17 hr
Oct 12, 3:49 AM MDT	Wind Advisory	BIS	14 hr
Oct 13, 3:05 AM MDT	Wind Advisory	BIS	15 hr
Oct 29, 2:51 AM MDT	Wind Advisory	BIS	15 hr
Oct 29, 3:10 AM MDT	Red Flag Warning	BIS	15 hr
Nov 2, 3:39 AM MDT	Fire Weather Watch	BIS	24 hr
Nov 3, 3:19 AM MDT	Red Flag Warning	BIS	15 hr
Nov 3, 2:56 PM MDT	Winter Storm Watch	BIS	37 hr
Nov 5, 3:32 AM MDT	Winter Weather Advisory	BIS	40 hr
Nov 6, 2:29 AM MST	Wind Advisory	BIS	17 hr
Nov 13, 3:48 AM MST	Red Flag Warning	BIS	13 hr
Nov 18, 2:44 AM MST	Winter Weather Advisory	BIS	39 hr
Nov 25, 3:28 AM MST	Wind Advisory	BIS	38 hr
Nov 29, 2:42 PM MST	Winter Weather Advisory	BIS	36 hr
Dec 3, 4:09 AM MST	Winter Weather Advisory	BIS	44 hr
Dec 14, 1:31 AM MST	Freezing Rain Advisory	BIS	9 hr
Dec 20, 11:17 PM MST	Winter Weather Advisory	BIS	16 hr
Dec 25, 2:33 PM MST	Wind Advisory	BIS	26 hr
Dec 29, 3:14 AM MST	Wind Advisory	BIS	24 hr
Dec 30, 3:10 AM MST	High Wind Watch	BIS	12 hr
Dec 30, 2:40 PM MST	High Wind Warning	BIS	45 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	19
Tornado Warning	2
Severe Thunderstorm Watch	11
Tornado Watch	7
Mesoscale Discussion	29
Flooding
Flash Flood Warning	2
River Flood Warning	2
Flash Flood Watch	5
Flood Watch	4
Areal Flood Advisory	4
Winter
Blizzard Warning	1
Ice Storm Warning	1
Winter Storm Warning	4
Winter Storm Watch	6
Freezing Rain Advisory	1
Winter Weather Advisory	19
Heat
Heat Advisory	1
Cold
Wind Chill Warning	2
Frost Advisory	2
Wind Chill Advisory	11
Wind and dust
High Wind Warning	7
High Wind Watch	5
Wind Advisory	17
Fire
Red Flag Warning	9
Fire Weather Watch	6

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record Forecast The radar archive 2010 2012

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.