Alert archive / Idaho / 2011
Weather alerts in Idaho, May 2011
101 weather alerts in May 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in May 2011. Tap one for its archive.
- Alerts
- 101
- Warnings
- 25
- Watches
- 22
- Advisories
- 25
- Busiest day
- May 15, 201112 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| May 1, 1:36 PM MDT | Freeze Warning | PIH | 19 hr | |
| May 1, 2:37 PM MDT | Special Weather Statement | PIH | Franklin | 38 min |
| May 2, 1:34 PM MDT | Lake Wind Advisory | PIH | 31 hr | |
| May 3, 1:25 PM MDT | River Flood Warning | BOI | Ada, Canyon | 3 hr |
| May 3, 2:17 PM MDT | Freeze Warning | PIH | 18 hr | |
| May 4, 2:29 PM MDT | Freeze Warning | PIH | 18 hr | |
| May 5, 3:56 AM MDT | Lake Wind Advisory | PIH | 17 hr | |
| May 6, 3:10 AM MDT | River Flood Watch | PIH | Bannock | 7 days |
| May 6, 3:55 AM MDT | Lake Wind Advisory | PIH | 6 hr | |
| May 6, 9:53 AM MDT | Wind Advisory | PIH | 10 hr | |
| May 6, 2:14 PM MDT | Flood Watch | PIH | 36 hr | |
| May 7, 6:00 AM MDT | River Flood Warning | PIH | Bannock | 44 days |
| May 7, 1:41 PM MDT | Wind Advisory | BOI | Ada, Canyon, Elmore, Gem, Gooding, Jerome and 4 more | 54 hr |
| May 7, 4:09 PM MDT | Special Weather Statement | PIH | Cassia | 96 min |
| May 7, 4:56 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Power | 49 min |
| May 7, 5:44 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Oneida, Power | 25 min |
| May 7, 7:12 PM MDT | Special Weather Statement | PIH | Caribou | 48 min |
| May 7, 9:01 PM MDT | Winter Storm Watch | MSO | Lemhi | 17 hr |
| May 8, 1:54 AM MDT | Areal Flood Warning | PIH | Bannock, Bear Lake, Bingham, Bonneville, Caribou, Franklin and 3 more | 12 hr |
| May 8, 5:00 AM MDT | River Flood Watch | PIH | Fremont, Madison | 6 days |
| May 8, 11:50 AM MDT | River Flood Warning | PIH | Fremont, Madison | 6 days |
| May 8, 1:44 PM MDT | Areal Flood Warning | PIH | Bannock, Bear Lake, Bingham, Bonneville, Caribou, Franklin and 3 more | 57 hr |
| May 8, 1:58 PM MDT | Winter Weather Advisory | MSO | Idaho, Lemhi | 19 hr |
| May 9, 7:59 AM MDT | River Flood Warning | BOI | Owyhee | 26 hr |
| May 9, 6:51 PM MDT | River Flood Watch | PIH | Bingham | 6 days |
| May 10, 4:46 AM MDT | River Flood Warning | PIH | Bingham | 35 days |
| May 10, 5:12 PM MDT | Lake Wind Advisory | PIH | 3 hr | |
| May 12, 4:49 PM MDT | River Flood Warning | OTX | Benewah | 31 days |
| May 12, 5:21 PM MDT | Flood Watch | OTX | Benewah, Bonner, Boundary, Kootenai, Latah, Shoshone | 23 hr |
| May 12, 9:32 PM MDT | Flood Watch | MSO | Idaho | 5 days |
| May 13, 12:39 PM MDT | River Flood Watch | PIH | Fremont, Madison | 7 days |
| May 13, 2:47 PM MDT | River Flood Watch | OTX | Kootenai, Shoshone | 4 days |
| May 13, 4:28 PM MDT | Areal Flood Warning | OTX | Benewah, Bonner, Boundary, Kootenai, Latah, Shoshone | 4 days |
| May 13, 10:15 PM MDT | Special Weather Statement | BOI | Washington | 30 min |
| May 14, 12:14 PM MDT | Flash Flood Watch | BOI | Adams, Boise, Camas, Elmore, Gem, Owyhee and 2 more | 28 hr |
| May 14, 12:25 PM MDT | Mesoscale Discussion | SPC | Canyon, Payette, Washington | 65 min |
| May 14, 12:37 PM MDT | River Flood Warning | BOI | Owyhee | 7 days |
| May 14, 1:33 PM MDT | River Flood Warning | PIH | Fremont, Madison | 55 days |
| May 14, 1:42 PM MDT | River Flood Watch | PIH | Bingham, Bonneville | 6 days |
| May 14, 1:50 PM MDT | River Flood Watch | PIH | Fremont, Madison | 3 days |
| May 14, 4:10 PM MDT | Special Weather Statement | PIH | Blaine, Lincoln, Minidoka | 50 min |
| May 14, 4:22 PM MDT | Special Weather Statement | PIH | Madison | 53 min |
| May 14, 4:53 PM MDT | Mesoscale Discussion | SPC | Ada, Canyon, Gem, Owyhee, Payette, Washington | 67 min |
| May 14, 5:22 PM MDT | Special Weather Statement | PIH | Butte | 53 min |
| May 14, 7:23 PM MDT | Flood Watch | PIH | 6 hr | |
| May 14, 7:59 PM MDT | Special Weather Statement | PIH | Power | 46 min |
| May 14, 8:07 PM MDT | Special Weather Statement | PIH | Power | 38 min |
| May 14, 8:44 PM MDT | Special Weather Statement | PIH | Power | 61 min |
| May 14, 9:16 PM MDT | Special Weather Statement | PIH | Bannock | 59 min |
| May 14, 9:50 PM MDT | Special Weather Statement | PIH | Bingham | 40 min |
| May 15, 3:12 AM MDT | Wind Advisory | MSO | Lemhi | 19 hr |
| May 15, 12:18 PM MDT | Wind Advisory | PIH | 10 hr | |
| May 15, 12:30 PM MDT | Flood Watch | PIH | 24 hr | |
| May 15, 1:01 PM MDT | River Flood Warning | PIH | Bingham, Bonneville | 27 days |
| May 15, 4:00 PM MDT | River Flood Watch | OTX | Nez Perce | 24 hr |
| May 15, 5:36 PM MDT | Special Weather Statement | PIH | Bannock, Bingham, Power | 54 min |
| May 15, 6:30 PM MDT | Special Weather Statement | PIH | Bingham, Bonneville, Jefferson | 45 min |
| May 15, 6:39 PM MDT | Mesoscale Discussion | SPC | Bannock, Bear Lake, Bingham, Bonneville, Caribou, Clark and 6 more | 96 min |
| May 15, 7:17 PM MDT | Special Weather Statement | PIH | Clark, Fremont, Jefferson, Madison | 58 min |
| May 15, 9:32 PM MDT | Areal Flood Warning | MSO | Idaho | 24 hr |
| May 15, 9:40 PM MDT | Areal Flood Warning | MSO | Clearwater, Idaho | 24 hr |
| May 15, 10:24 PM MDT | Areal Flood Advisory | MSO | Clearwater, Idaho | 22 hr |
| May 17, 4:09 AM MDT | Freeze Warning | PIH | 4 hr | |
| May 18, 6:43 PM MDT | Special Weather Statement | PIH | Bannock, Franklin, Oneida, Power | 92 min |
| May 19, 2:33 AM MDT | Lake Wind Advisory | PIH | 18 hr | |
| May 20, 2:04 AM MDT | Lake Wind Advisory | PIH | 8 hr | |
| May 20, 10:49 AM MDT | Areal Flood Advisory | PIH | Bear Lake | 7 days |
| May 21, 9:09 PM MDT | Areal Flood Advisory | OTX | Kootenai | 4 hr |
| May 23, 2:10 PM MDT | Areal Flood Advisory | PIH | Oneida, Power | 14 hr |
| May 23, 2:37 PM MDT | Flood Watch | MSO | Clearwater, Idaho | 72 hr |
| May 23, 7:16 PM MDT | Areal Flood Advisory | PIH | Cassia, Minidoka, Oneida, Power | 8 hr |
| May 24, 2:14 AM MDT | Lake Wind Advisory | PIH | 19 hr | |
| May 24, 11:33 PM MDT | River Flood Warning | PIH | Fremont, Madison | 46 hr |
| May 25, 3:12 AM MDT | Winter Weather Advisory | MSO | Clearwater, Idaho, Lemhi | 54 hr |
| May 25, 4:29 AM MDT | River Flood Watch | OTX | Nez Perce | 16 hr |
| May 25, 4:29 AM MDT | River Flood Watch | OTX | Kootenai, Shoshone | 32 hr |
| May 25, 4:29 AM MDT | River Flood Watch | OTX | Boundary | 32 hr |
| May 25, 4:31 AM MDT | Winter Storm Watch | OTX | Benewah, Bonner, Boundary, Kootenai, Latah, Shoshone | 8 hr |
| May 25, 12:35 PM MDT | Winter Storm Warning | OTX | Benewah, Bonner, Boundary, Kootenai, Latah, Shoshone | 30 hr |
| May 25, 2:36 PM MDT | Wind Advisory | PIH | 30 hr | |
| May 25, 2:52 PM MDT | Areal Flood Advisory | PIH | Bannock, Bear Lake, Bingham, Bonneville, Caribou, Clark and 5 more | 9 days |
| May 25, 7:10 PM MDT | Special Weather Statement | BOI | Elmore | 50 min |
| May 25, 8:34 PM MDT | Special Weather Statement | PIH | Blaine, Lincoln | 41 min |
| May 25, 9:46 PM MDT | Special Weather Statement | PIH | Blaine, Butte, Lincoln, Minidoka | 59 min |
| May 25, 10:42 PM MDT | Special Weather Statement | PIH | Butte, Cassia, Minidoka | 63 min |
| May 25, 11:24 PM MDT | Special Weather Statement | PIH | Bingham, Power | 51 min |
| May 26, 12:21 AM MDT | Special Weather Statement | PIH | Bannock, Bear Lake, Bingham, Bonneville, Caribou | 54 min |
| May 26, 3:17 AM MDT | Areal Flood Warning | MSO | Idaho | 18 hr |
| May 26, 12:02 PM MDT | River Flood Warning | OTX | Boundary | 25 hr |
| May 26, 6:09 PM MDT | River Flood Watch | OTX | Nez Perce | 12 hr |
| May 27, 3:37 AM MDT | Wind Advisory | PIH | 16 hr | |
| May 27, 6:09 AM MDT | River Flood Watch | OTX | Bonner | 9 hr |
| May 27, 3:11 PM MDT | River Flood Warning | OTX | Bonner | 43 days |
| May 28, 9:16 AM MDT | Winter Weather Advisory | BOI | Owyhee | 18 hr |
| May 28, 2:20 PM MDT | Special Weather Statement | PIH | Cassia, Lincoln | 40 min |
| May 28, 2:27 PM MDT | Winter Weather Advisory | MSO | Lemhi | 55 hr |
| May 28, 3:27 PM MDT | Special Weather Statement | PIH | Cassia, Minidoka | 63 min |
| May 29, 3:28 AM MDT | Winter Weather Advisory | PIH | 30 hr | |
| May 29, 1:12 PM MDT | Lake Wind Advisory | PIH | 31 hr | |
| May 29, 4:55 PM MDT | Special Weather Statement | OTX | Lewis | 65 min |
| May 31, 5:15 PM MDT | Special Weather Statement | OTX | Latah | 45 min |
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 | 2 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 26 |
| Flooding | |
| Areal Flood Warning | 6 |
| River Flood Warning | 12 |
| Flash Flood Watch | 1 |
| Flood Watch | 6 |
| River Flood Watch | 13 |
| Areal Flood Advisory | 6 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 5 |
| Cold | |
| Freeze Warning | 4 |
| Wind and dust | |
| Lake Wind Advisory | 8 |
| Wind Advisory | 6 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bingham County13
- Madison County12
- Fremont County11
- Bannock County10
- Power County10
- Bonneville County8
- Idaho County8
- Cassia County7
- Kootenai County7
- Franklin County6
- Owyhee County6
- Caribou County6
- Bear Lake County6
- Bonner County6
- Boundary County6
- Shoshone County6
- Washington County5
- Oneida County5
- Lemhi County5
- Benewah County5
- Latah County5
- Minidoka County5
- Canyon County4
- Teton County4
- Lincoln County4
- Jefferson County4
- Clearwater County4
- Ada County3
- Elmore County3
- Gem County3
- Payette County3
- Blaine County3
- Butte County3
- Nez Perce County3
- Clark County3
- Gooding County1
- Jerome County1
- Twin Falls County1
- Adams County1
- Boise County1
3 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.