Alert archive / Arizona / Severe Thunderstorm Warnings

Severe Thunderstorm Warnings in Arizona, 2004

256 severe thunderstorm warnings in 2004. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in 2004. Tap one for its archive.

Severe Thunderstorm Warnings: 256
Busiest month: August105 severe thunderstorm warnings
Busiest day: August 18, 200423 severe thunderstorm warnings

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	Counties	Lasted
Mar 4, 5:50 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	25 min
Mar 4, 6:19 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	26 min
Mar 11, 5:54 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	36 min
Mar 13, 1:55 PM MST	Severe Thunderstorm Warning	FGZ	Gila	35 min
Apr 1, 6:32 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	43 min
Apr 10, 11:17 AM MST	Severe Thunderstorm Warning	FGZ	Navajo	28 min
Apr 10, 11:31 AM MST	Severe Thunderstorm Warning	FGZ	Coconino	29 min
Apr 10, 11:40 AM MST	Severe Thunderstorm Warning	FGZ	Gila, Navajo	35 min
Apr 10, 12:15 PM MST	Severe Thunderstorm Warning	FGZ	Gila, Navajo	30 min
Apr 10, 12:50 PM MST	Severe Thunderstorm Warning	FGZ	Gila, Navajo	25 min
Apr 10, 2:33 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	57 min
Apr 10, 2:45 PM MST	Severe Thunderstorm Warning	FGZ	Gila	30 min
Apr 10, 4:00 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	60 min
Apr 10, 4:48 PM MST	Severe Thunderstorm Warning	TWC	Pinal	42 min
Apr 11, 12:54 PM MST	Severe Thunderstorm Warning	TWC	Cochise	46 min
Jun 27, 1:51 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	24 min
Jun 29, 3:17 PM MST	Severe Thunderstorm Warning	TWC	Graham	58 min
Jul 12, 2:50 PM MST	Severe Thunderstorm Warning	TWC	Pima	55 min
Jul 12, 2:59 PM MST	Severe Thunderstorm Warning	TWC	Pima	61 min
Jul 13, 2:59 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Pima	46 min
Jul 13, 3:23 PM MST	Severe Thunderstorm Warning	TWC	Pima	22 min
Jul 13, 3:38 PM MST	Severe Thunderstorm Warning	PSR	La Paz	22 min
Jul 13, 3:49 PM MST	Severe Thunderstorm Warning	TWC	Pima	26 min
Jul 13, 4:15 PM MST	Severe Thunderstorm Warning	TWC	Pima	45 min
Jul 13, 6:36 PM MST	Severe Thunderstorm Warning	FGZ	Gila	24 min
Jul 13, 9:23 PM MST	Severe Thunderstorm Warning	TWC	Pima	37 min
Jul 13, 10:18 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	42 min
Jul 13, 11:40 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	65 min
Jul 14, 12:19 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	26 min
Jul 14, 1:57 PM MST	Severe Thunderstorm Warning	FGZ	Navajo	33 min
Jul 14, 2:30 PM MST	Severe Thunderstorm Warning	TWC	Graham	60 min
Jul 14, 3:06 PM MST	Severe Thunderstorm Warning	TWC	Graham, Greenlee	54 min
Jul 14, 3:22 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Yavapai	28 min
Jul 14, 3:37 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	23 min
Jul 14, 4:04 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	26 min
Jul 14, 4:13 PM MST	Severe Thunderstorm Warning	TWC	Graham	57 min
Jul 14, 5:16 PM MST	Severe Thunderstorm Warning	FGZ	Apache, Navajo	29 min
Jul 14, 6:05 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	25 min
Jul 15, 2:16 PM MST	Severe Thunderstorm Warning	FGZ	Apache, Navajo	29 min
Jul 15, 3:12 PM MST	Severe Thunderstorm Warning	FGZ	Gila	33 min
Jul 15, 3:23 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Gila	37 min
Jul 15, 3:51 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Santa Cruz	39 min
Jul 15, 4:28 PM MST	Severe Thunderstorm Warning	FGZ	Gila	32 min
Jul 15, 4:55 PM MST	Severe Thunderstorm Warning	TWC	Cochise	35 min
Jul 15, 5:27 PM MST	Severe Thunderstorm Warning	FGZ	Gila	33 min
Jul 15, 5:47 PM MST	Severe Thunderstorm Warning	TWC	Cochise	43 min
Jul 15, 6:08 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	22 min
Jul 15, 7:03 PM MST	Severe Thunderstorm Warning	TWC	Graham	42 min
Jul 15, 8:32 PM MST	Severe Thunderstorm Warning	TWC	Cochise	58 min
Jul 15, 8:36 PM MST	Severe Thunderstorm Warning	FGZ	Navajo	24 min
Jul 15, 9:04 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Navajo	26 min
Jul 16, 2:06 AM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	24 min
Jul 16, 11:38 AM MST	Severe Thunderstorm Warning	FGZ	Coconino	37 min
Jul 16, 12:18 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	27 min
Jul 16, 1:32 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	43 min
Jul 16, 1:47 PM MST	Severe Thunderstorm Warning	PSR	Pinal	58 min
Jul 16, 2:46 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	59 min
Jul 16, 3:37 PM MST	Severe Thunderstorm Warning	FGZ	Gila	23 min
Jul 16, 3:56 PM MST	Severe Thunderstorm Warning	VEF	Mohave	49 min
Jul 16, 4:17 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	43 min
Jul 16, 5:06 PM MST	Severe Thunderstorm Warning	VEF	Mohave	54 min
Jul 16, 5:22 PM MST	Severe Thunderstorm Warning	PSR	Yuma	38 min
Jul 16, 6:15 PM MST	Severe Thunderstorm Warning	TWC	Pima	45 min
Jul 16, 6:20 PM MST	Severe Thunderstorm Warning	PSR	La Paz	25 min
Jul 17, 12:42 AM MST	Severe Thunderstorm Warning	TWC	Cochise	48 min
Jul 17, 7:43 PM MST	Severe Thunderstorm Warning	TWC	Pima	62 min
Jul 18, 4:10 PM MST	Severe Thunderstorm Warning	TWC	Cochise	35 min
Jul 18, 7:08 PM MST	Severe Thunderstorm Warning	PSR	Gila	52 min
Jul 19, 2:51 PM MST	Severe Thunderstorm Warning	FGZ	Gila, Navajo	24 min
Jul 23, 12:57 PM MST	Severe Thunderstorm Warning	FGZ	Navajo	33 min
Jul 23, 1:47 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Gila	28 min
Jul 23, 2:45 PM MST	Severe Thunderstorm Warning	FGZ	Navajo	15 min
Jul 23, 3:09 PM MST	Severe Thunderstorm Warning	FGZ	Gila	21 min
Jul 23, 3:19 PM MST	Severe Thunderstorm Warning	PSR	Gila	56 min
Jul 23, 4:30 PM MST	Severe Thunderstorm Warning	FGZ	Gila	15 min
Jul 23, 5:34 PM MST	Severe Thunderstorm Warning	FGZ	Gila	26 min
Jul 23, 6:13 PM MST	Severe Thunderstorm Warning	FGZ	Gila	17 min
Jul 23, 6:53 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	22 min
Jul 24, 11:55 AM MST	Severe Thunderstorm Warning	FGZ	Coconino	35 min
Jul 24, 1:42 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Gila, Yavapai	33 min
Jul 24, 3:02 PM MST	Severe Thunderstorm Warning	FGZ	Gila	28 min
Jul 24, 4:40 PM MST	Severe Thunderstorm Warning	FGZ	Gila	35 min
Jul 24, 4:46 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	59 min
Jul 24, 5:33 PM MST	Severe Thunderstorm Warning	PSR	Pinal	57 min
Jul 24, 6:36 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	54 min
Jul 24, 6:43 PM MST	Severe Thunderstorm Warning	PSR	La Paz	32 min
Jul 24, 7:14 PM MST	Severe Thunderstorm Warning	PSR	La Paz	31 min
Jul 25, 5:04 PM MST	Severe Thunderstorm Warning	PSR	Pinal	56 min
Jul 25, 5:58 PM MST	Severe Thunderstorm Warning	PSR	Pinal	47 min
Jul 25, 6:52 PM MST	Severe Thunderstorm Warning	PSR	Pinal	53 min
Jul 26, 3:27 PM MST	Severe Thunderstorm Warning	VEF	Mohave	63 min
Jul 26, 7:08 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	22 min
Jul 26, 11:34 PM MST	Severe Thunderstorm Warning	PSR	La Paz	56 min
Jul 27, 12:00 AM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	45 min
Jul 27, 12:45 AM MST	Severe Thunderstorm Warning	PSR	La Paz	60 min
Jul 27, 1:06 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	24 min
Jul 27, 1:30 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	30 min
Jul 27, 2:01 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	29 min
Jul 27, 3:21 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	24 min
Jul 27, 5:17 PM MST	Severe Thunderstorm Warning	PSR	Gila	58 min
Jul 27, 5:20 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	55 min
Jul 27, 6:37 PM MST	Severe Thunderstorm Warning	PSR	Pinal	53 min
Jul 27, 7:12 PM MST	Severe Thunderstorm Warning	TWC	Pinal	63 min
Jul 27, 8:16 PM MST	Severe Thunderstorm Warning	TWC	Pinal	29 min
Jul 27, 9:40 PM MST	Severe Thunderstorm Warning	TWC	Pima	35 min
Jul 27, 11:09 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Pima, Santa Cruz	51 min
Jul 28, 2:16 PM MST	Severe Thunderstorm Warning	TWC	Pima	44 min
Jul 28, 3:30 PM MST	Severe Thunderstorm Warning	TWC	Pima	45 min
Jul 28, 4:06 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	39 min
Jul 28, 7:15 PM MST	Severe Thunderstorm Warning	TWC	Pima	30 min
Aug 1, 12:39 PM MST	Severe Thunderstorm Warning	TWC	Cochise	51 min
Aug 1, 2:02 PM MST	Severe Thunderstorm Warning	TWC	Pima	43 min
Aug 1, 2:25 PM MST	Severe Thunderstorm Warning	TWC	Pima	65 min
Aug 3, 5:03 PM MST	Severe Thunderstorm Warning	TWC	Cochise	57 min
Aug 4, 1:24 PM MST	Severe Thunderstorm Warning	PSR	Gila	66 min
Aug 4, 6:42 PM MST	Severe Thunderstorm Warning	TWC	Cochise	48 min
Aug 5, 6:56 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	49 min
Aug 5, 7:11 PM MST	Severe Thunderstorm Warning	TWC	Cochise	34 min
Aug 5, 7:13 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Pima	47 min
Aug 6, 12:43 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Navajo	32 min
Aug 6, 1:43 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	32 min
Aug 6, 3:12 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	33 min
Aug 6, 4:19 PM MST	Severe Thunderstorm Warning	TWC	Pima	41 min
Aug 6, 4:50 PM MST	Severe Thunderstorm Warning	TWC	Pima	55 min
Aug 6, 7:21 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	24 min
Aug 6, 8:58 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	32 min
Aug 7, 1:04 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	26 min
Aug 9, 1:50 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	25 min
Aug 9, 3:41 PM MST	Severe Thunderstorm Warning	TWC	Pima	49 min
Aug 9, 3:52 PM MST	Severe Thunderstorm Warning	PSR	Gila	58 min
Aug 9, 4:06 PM MST	Severe Thunderstorm Warning	FGZ	Gila	24 min
Aug 9, 4:25 PM MST	Severe Thunderstorm Warning	TWC	Graham	50 min
Aug 11, 2:30 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	45 min
Aug 11, 3:55 PM MST	Severe Thunderstorm Warning	PSR	Gila	50 min
Aug 11, 4:07 PM MST	Severe Thunderstorm Warning	TWC	Pima	38 min
Aug 11, 4:55 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	35 min
Aug 11, 5:29 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	31 min
Aug 11, 5:55 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	50 min
Aug 11, 7:05 PM MST	Severe Thunderstorm Warning	PSR	La Paz	40 min
Aug 12, 12:54 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	36 min
Aug 12, 2:51 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	39 min
Aug 12, 5:03 PM MST	Severe Thunderstorm Warning	TWC	Cochise	32 min
Aug 13, 10:34 AM MST	Severe Thunderstorm Warning	PSR	La Paz	56 min
Aug 13, 12:34 PM MST	Severe Thunderstorm Warning	TWC	Pima	41 min
Aug 13, 12:42 PM MST	Severe Thunderstorm Warning	VEF	Mohave	48 min
Aug 13, 1:17 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	43 min
Aug 13, 3:16 PM MST	Severe Thunderstorm Warning	TWC	Pinal	44 min
Aug 13, 3:18 PM MST	Severe Thunderstorm Warning	PSR	Yuma	57 min
Aug 13, 3:54 PM MST	Severe Thunderstorm Warning	PSR	Yuma	66 min
Aug 13, 3:58 PM MST	Severe Thunderstorm Warning	TWC	Pinal	47 min
Aug 13, 4:05 PM MST	Severe Thunderstorm Warning	TWC	Pima	40 min
Aug 13, 4:39 PM MST	Severe Thunderstorm Warning	PSR	La Paz, Yuma	81 min
Aug 13, 4:45 PM MST	Severe Thunderstorm Warning	TWC	Pima, Pinal	45 min
Aug 13, 5:28 PM MST	Severe Thunderstorm Warning	PSR	Gila	62 min
Aug 13, 5:59 PM MST	Severe Thunderstorm Warning	TWC	Pima	61 min
Aug 14, 2:51 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	39 min
Aug 14, 3:14 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	31 min
Aug 14, 4:45 PM MST	Severe Thunderstorm Warning	FGZ	Apache	30 min
Aug 14, 5:31 PM MST	Severe Thunderstorm Warning	FGZ	Navajo	29 min
Aug 14, 6:00 PM MST	Severe Thunderstorm Warning	FGZ	Navajo	30 min
Aug 14, 6:37 PM MST	Severe Thunderstorm Warning	FGZ	Navajo	38 min
Aug 15, 4:05 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	55 min
Aug 15, 4:57 PM MST	Severe Thunderstorm Warning	PSR	La Paz, Maricopa	63 min
Aug 15, 7:10 PM MST	Severe Thunderstorm Warning	PSR	Yuma	65 min
Aug 15, 7:33 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	57 min
Aug 15, 8:29 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	61 min
Aug 15, 9:03 PM MST	Severe Thunderstorm Warning	TWC	Pinal	42 min
Aug 16, 10:22 AM MST	Severe Thunderstorm Warning	TWC	Pima	23 min
Aug 16, 11:13 AM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	32 min
Aug 16, 11:20 AM MST	Severe Thunderstorm Warning	TWC	Cochise	40 min
Aug 16, 12:26 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	34 min
Aug 16, 2:25 PM MST	Severe Thunderstorm Warning	TWC	Pima	35 min
Aug 16, 3:00 PM MST	Severe Thunderstorm Warning	TWC	Graham	60 min
Aug 16, 5:36 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	54 min
Aug 16, 6:37 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	53 min
Aug 16, 7:35 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	55 min
Aug 16, 8:28 PM MST	Severe Thunderstorm Warning	PSR	Pinal	62 min
Aug 17, 12:15 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	30 min
Aug 17, 12:41 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	49 min
Aug 17, 1:42 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	33 min
Aug 17, 2:28 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Gila	32 min
Aug 17, 3:24 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	21 min
Aug 17, 3:43 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	62 min
Aug 17, 4:47 PM MST	Severe Thunderstorm Warning	VEF	Mohave	43 min
Aug 17, 4:52 PM MST	Severe Thunderstorm Warning	TWC	Cochise	38 min
Aug 17, 5:32 PM MST	Severe Thunderstorm Warning	VEF	Mohave	28 min
Aug 17, 5:43 PM MST	Severe Thunderstorm Warning	TWC	Graham	57 min
Aug 17, 6:42 PM MST	Severe Thunderstorm Warning	PSR	Pinal	63 min
Aug 17, 6:43 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Graham	62 min
Aug 17, 7:13 PM MST	Severe Thunderstorm Warning	TWC	Pinal	47 min
Aug 18, 11:29 AM MST	Severe Thunderstorm Warning	FGZ	Coconino	31 min
Aug 18, 11:33 AM MST	Severe Thunderstorm Warning	FGZ	Coconino	27 min
Aug 18, 11:51 AM MST	Severe Thunderstorm Warning	FGZ	Coconino	24 min
Aug 18, 1:36 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Navajo	24 min
Aug 18, 1:39 PM MST	Severe Thunderstorm Warning	TWC	Graham, Greenlee	36 min
Aug 18, 1:41 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Yavapai	34 min
Aug 18, 1:47 PM MST	Severe Thunderstorm Warning	FGZ	Gila, Yavapai	28 min
Aug 18, 1:53 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Yavapai	22 min
Aug 18, 2:01 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	29 min
Aug 18, 2:05 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	25 min
Aug 18, 2:15 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	30 min
Aug 18, 2:45 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Yavapai	15 min
Aug 18, 3:19 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	26 min
Aug 18, 3:39 PM MST	Severe Thunderstorm Warning	TWC	Cochise	36 min
Aug 18, 4:07 PM MST	Severe Thunderstorm Warning	FGZ	Gila	23 min
Aug 18, 4:12 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	33 min
Aug 18, 4:17 PM MST	Severe Thunderstorm Warning	VEF	Mohave	43 min
Aug 18, 4:59 PM MST	Severe Thunderstorm Warning	VEF	Mohave	46 min
Aug 18, 5:05 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	25 min
Aug 18, 5:29 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	61 min
Aug 18, 6:15 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	60 min
Aug 18, 7:01 PM MST	Severe Thunderstorm Warning	TWC	Pima	44 min
Aug 19, 2:20 PM MST	Severe Thunderstorm Warning	TWC	Graham	40 min
Aug 19, 6:58 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	32 min
Aug 20, 1:44 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	31 min
Sep 2, 7:34 PM MST	Severe Thunderstorm Warning	TWC	Pima	41 min
Sep 3, 4:41 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	64 min
Sep 3, 5:43 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	47 min
Sep 3, 6:22 PM MST	Severe Thunderstorm Warning	PSR	Pinal	53 min
Sep 3, 6:40 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	50 min
Sep 3, 7:15 PM MST	Severe Thunderstorm Warning	PSR	Pinal	45 min
Sep 3, 7:42 PM MST	Severe Thunderstorm Warning	PSR	Gila, Maricopa	48 min
Sep 4, 6:53 AM MST	Severe Thunderstorm Warning	FGZ	Gila	37 min
Sep 4, 10:15 AM MST	Severe Thunderstorm Warning	FGZ	Gila	45 min
Sep 8, 3:47 PM MST	Severe Thunderstorm Warning	PSR	La Paz	58 min
Sep 8, 5:13 PM MST	Severe Thunderstorm Warning	VEF	Mohave	32 min
Sep 8, 7:03 PM MST	Severe Thunderstorm Warning	PSR	Yuma	57 min
Sep 11, 12:17 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	28 min
Sep 12, 4:19 PM MST	Severe Thunderstorm Warning	PSR	Pinal	56 min
Sep 18, 12:09 PM MST	Severe Thunderstorm Warning	VEF	Mohave	51 min
Sep 18, 12:34 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	26 min
Sep 18, 5:15 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	60 min
Sep 18, 5:38 PM MST	Severe Thunderstorm Warning	FGZ	Gila, Yavapai	52 min
Sep 18, 6:08 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Yavapai	52 min
Sep 19, 12:05 AM MST	Severe Thunderstorm Warning	PSR	La Paz	55 min
Sep 19, 1:03 AM MST	Severe Thunderstorm Warning	VEF	Mohave	42 min
Sep 19, 1:59 AM MST	Severe Thunderstorm Warning	VEF	Mohave	46 min
Sep 19, 3:47 AM MST	Severe Thunderstorm Warning	FGZ	Yavapai	28 min
Sep 19, 4:16 AM MST	Severe Thunderstorm Warning	FGZ	Yavapai	29 min
Sep 19, 5:00 AM MST	Severe Thunderstorm Warning	FGZ	Yavapai	40 min
Sep 19, 5:17 AM MST	Severe Thunderstorm Warning	PSR	La Paz	58 min
Sep 19, 5:23 AM MST	Severe Thunderstorm Warning	FGZ	Coconino	37 min
Sep 19, 5:50 AM MST	Severe Thunderstorm Warning	FGZ	Yavapai	25 min
Sep 29, 11:56 AM MST	Severe Thunderstorm Warning	FGZ	Coconino	34 min
Sep 29, 12:54 PM MST	Severe Thunderstorm Warning	FGZ	Apache, Navajo	66 min
Sep 29, 1:01 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	29 min
Sep 29, 1:52 PM MST	Severe Thunderstorm Warning	FGZ	Coconino	23 min
Sep 29, 1:57 PM MST	Severe Thunderstorm Warning	FGZ	Apache	63 min
Sep 29, 4:48 PM MST	Severe Thunderstorm Warning	FGZ	Apache	42 min
Oct 3, 3:48 AM MST	Severe Thunderstorm Warning	FGZ	Navajo	57 min
Oct 3, 3:49 AM MST	Severe Thunderstorm Warning	FGZ	Navajo	26 min
Oct 10, 5:23 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	67 min
Oct 25, 4:26 PM MST	Severe Thunderstorm Warning	TWC	Cochise	34 min
Oct 26, 1:45 PM MST	Severe Thunderstorm Warning	TWC	Pima	30 min
Oct 26, 2:55 PM MST	Severe Thunderstorm Warning	TWC	Cochise	35 min
Oct 26, 3:33 PM MST	Severe Thunderstorm Warning	TWC	Graham	42 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record The radar archive 2003 2005

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.