Alert archive / Illinois / 2008
Weather alerts in Illinois, August 2008
126 weather alerts in August 2008, 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 August 2008. Tap one for its archive.
- Alerts
- 126
- Warnings
- 80
- Watches
- 6
- Advisories
- 26
- Busiest day
- August 5, 200860 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 3:42 AM CDT | Dense Fog Advisory | LSX | Bond, Clinton, Fayette, Macoupin, Madison, Marion and 5 more | 4 hr |
| Aug 1, 4:04 AM CDT | Dense Fog Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 19 more | 5 hr |
| Aug 1, 6:47 AM CDT | Flash Flood Warning | LOT | Cook, DuPage, Kane | 48 min |
| Aug 1, 6:52 AM CDT | Areal Flood Advisory | LOT | Cook | 49 min |
| Aug 1, 1:52 PM CDT | Mesoscale Discussion | SPC | Champaign, DeWitt, Douglas, Edgar, Ford, Iroquois and 7 more | 113 min |
| Aug 1, 5:04 PM CDT | Severe Thunderstorm Watch | SPC | Bond, Cass, Christian, Clark, Clay, Clinton and 32 more | 7 hr |
| Aug 1, 7:17 PM CDT | Areal Flood Advisory | ILX | Effingham | 3 hr |
| Aug 2, 11:25 AM CDT | Heat Advisory | PAH | Alexander, Massac, Pulaski | 7 hr |
| Aug 3, 4:07 AM CDT | Excessive Heat Warning | LSX | Madison, Monroe, Saint Clair | 63 hr |
| Aug 3, 4:07 AM CDT | Heat Advisory | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 63 hr |
| Aug 3, 7:00 AM CDT | Severe Thunderstorm Warning | ILX | Knox | 45 min |
| Aug 3, 7:16 AM CDT | Severe Thunderstorm Warning | DVN | Carroll, Whiteside | 50 min |
| Aug 3, 7:39 AM CDT | Areal Flood Advisory | ILX | Knox | 3 hr |
| Aug 3, 1:52 PM CDT | Heat Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 28 hr |
| Aug 3, 2:33 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 48 hr |
| Aug 3, 3:03 PM CDT | Heat Advisory | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 3 more | 28 hr |
| Aug 3, 3:37 PM CDT | Heat Advisory | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston | 28 hr |
| Aug 4, 6:46 AM CDT | Special Marine Warning | LOT | 89 min | |
| Aug 4, 7:55 AM CDT | Special Marine Warning | LOT | 65 min | |
| Aug 4, 3:51 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 16 more | 84 min |
| Aug 4, 4:48 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 17 more | 5 hr |
| Aug 4, 5:41 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 49 min |
| Aug 4, 5:52 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 38 min |
| Aug 4, 6:10 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 50 min |
| Aug 4, 6:11 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle, Winnebago | 79 min |
| Aug 4, 6:22 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 23 min |
| Aug 4, 6:34 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 26 min |
| Aug 4, 6:37 PM CDT | Special Marine Warning | LOT | 113 min | |
| Aug 4, 6:37 PM CDT | Tornado Warning | LOT | Ogle | 23 min |
| Aug 4, 6:43 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Kane, Kendall, Lee, Ogle | 62 min |
| Aug 4, 6:45 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 15 min |
| Aug 4, 6:45 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Cook, DeKalb, DuPage, Grundy and 17 more | 90 min |
| Aug 4, 6:58 PM CDT | Tornado Warning | LOT | DeKalb, Ogle | 32 min |
| Aug 4, 7:03 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 27 min |
| Aug 4, 7:17 PM CDT | Severe Thunderstorm Watch | SPC | Cook, DuPage, Ford, Grundy, Iroquois, Kane and 5 more | 7 hr |
| Aug 4, 7:18 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Cook, DuPage, Grundy, Kendall, Lake and 4 more | 72 min |
| Aug 4, 7:22 PM CDT | Tornado Warning | LOT | DeKalb, Kane | 23 min |
| Aug 4, 7:29 PM CDT | Tornado Warning | LOT | Cook, DuPage, Kane | 20 min |
| Aug 4, 7:33 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, LaSalle, Lee | 57 min |
| Aug 4, 7:45 PM CDT | Tornado Warning | LOT | Cook, DuPage | 30 min |
| Aug 4, 7:47 PM CDT | Areal Flood Advisory | LOT | Boone, Cook, DeKalb, DuPage, Kane, Kendall and 6 more | 4 hr |
| Aug 4, 7:51 PM CDT | Tornado Warning | LOT | Cook, DuPage, Will | 24 min |
| Aug 4, 7:58 PM CDT | Tornado Warning | LOT | Cook | 32 min |
| Aug 4, 8:14 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Kankakee, Will | 76 min |
| Aug 4, 8:17 PM CDT | Tornado Warning | LOT | Cook | 28 min |
| Aug 4, 8:22 PM CDT | Tornado Warning | LOT | Kankakee, Will | 30 min |
| Aug 4, 8:26 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, LaSalle, Will | 39 min |
| Aug 4, 8:28 PM CDT | Special Marine Warning | LOT | 81 min | |
| Aug 4, 8:50 PM CDT | Mesoscale Discussion | SPC | Grundy, Kankakee, Will | 85 min |
| Aug 4, 8:55 PM CDT | Areal Flood Advisory | LOT | Cook, Grundy, Kendall, Will | 2 hr |
| Aug 4, 9:59 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Kane, Lake, McHenry | 61 min |
| Aug 4, 10:41 PM CDT | Tornado Warning | LOT | Iroquois | 49 min |
| Aug 4, 11:09 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Aug 4, 11:14 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 61 min |
| Aug 4, 11:50 PM CDT | Flash Flood Warning | LOT | Cook, DuPage | 3 hr |
| Aug 5, 1:53 AM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, Henry, Mercer, Rock Island, Whiteside | 97 min |
| Aug 5, 2:55 AM CDT | Severe Thunderstorm Watch | SPC | Bureau, Ford, Fulton, Grundy, Hancock, Henderson and 18 more | 4 hr |
| Aug 5, 3:25 AM CDT | Severe Thunderstorm Warning | DVN | Henderson, Mercer, Rock Island, Warren | 72 min |
| Aug 5, 3:52 AM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Marshall, Peoria, Stark, Tazewell and 1 more | 53 min |
| Aug 5, 4:00 AM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry, Putnam | 73 min |
| Aug 5, 4:10 AM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Lee | 50 min |
| Aug 5, 4:15 AM CDT | Heat Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 15 hr |
| Aug 5, 4:42 AM CDT | Severe Thunderstorm Warning | ILX | McLean, Mason, Peoria, Tazewell, Woodford | 48 min |
| Aug 5, 4:57 AM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, LaSalle | 63 min |
| Aug 5, 5:24 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, McLean | 24 min |
| Aug 5, 5:29 AM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Kankakee, Livingston | 49 min |
| Aug 5, 5:40 AM CDT | Areal Flood Warning | LOT | Iroquois | 12 hr |
| Aug 5, 6:04 AM CDT | Tornado Warning | LOT | Iroquois, Kankakee | 26 min |
| Aug 5, 6:08 AM CDT | Severe Thunderstorm Warning | DVN | Henry, Mercer, Rock Island | 22 min |
| Aug 5, 6:20 AM CDT | Severe Thunderstorm Warning | DVN | Mercer | 40 min |
| Aug 5, 7:07 AM CDT | Mesoscale Discussion | SPC | Bureau, Champaign, Ford, Grundy, Henry, Iroquois and 13 more | 53 min |
| Aug 5, 9:50 AM CDT | River Flood Advisory | IND | Clark, Crawford | 24 hr |
| Aug 5, 9:50 AM CDT | River Flood Advisory | IND | Crawford, Lawrence | 24 hr |
| Aug 5, 9:50 AM CDT | River Flood Advisory | IND | Crawford, Lawrence | 24 hr |
| Aug 5, 9:50 AM CDT | River Flood Advisory | IND | Lawrence, Wabash | 24 hr |
| Aug 5, 9:50 AM CDT | River Flood Advisory | IND | Lawrence, Wabash | 36 hr |
| Aug 5, 12:56 PM CDT | Mesoscale Discussion | SPC | Bond, Clay, Clinton, Edwards, Fayette, Franklin and 17 more | 94 min |
| Aug 5, 2:29 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 46 min |
| Aug 5, 2:56 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 49 min |
| Aug 5, 2:59 PM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Cass, Christian, Clay, Clinton and 30 more | 9 hr |
| Aug 5, 3:14 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 46 min |
| Aug 5, 3:23 PM CDT | Flash Flood Warning | LSX | Adams, Pike | 6 hr |
| Aug 5, 3:27 PM CDT | Severe Thunderstorm Warning | PAH | Hamilton, Wayne, White | 48 min |
| Aug 5, 4:02 PM CDT | Severe Thunderstorm Warning | PAH | White | 43 min |
| Aug 5, 4:05 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 40 min |
| Aug 5, 4:18 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 42 min |
| Aug 5, 4:44 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Pike | 46 min |
| Aug 5, 5:03 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 42 min |
| Aug 5, 5:25 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Scott | 65 min |
| Aug 5, 5:30 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey, Pike | 60 min |
| Aug 5, 6:09 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey, Macoupin, Madison, Saint Clair | 51 min |
| Aug 5, 6:44 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Randolph | 61 min |
| Aug 5, 6:55 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Macoupin, Madison, Montgomery and 2 more | 65 min |
| Aug 5, 7:06 PM CDT | Tornado Warning | LSX | Bond, Fayette, Montgomery | 39 min |
| Aug 5, 7:09 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon, Sangamon, Shelby | 66 min |
| Aug 5, 7:09 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Montgomery | 51 min |
| Aug 5, 7:33 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Marion | 42 min |
| Aug 5, 7:42 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Clay, Cumberland, Effingham, Jasper, Richland and 1 more | 63 min |
| Aug 5, 7:43 PM CDT | Tornado Warning | LSX | Fayette | 17 min |
| Aug 5, 7:47 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair, Washington | 13 min |
| Aug 5, 7:56 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Madison, Marion, Monroe and 3 more | 64 min |
| Aug 5, 7:56 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Christian, Clark, Clay, Clinton and 37 more | 2 hr |
| Aug 5, 8:13 PM CDT | Severe Thunderstorm Warning | PAH | Edwards, Wabash, Wayne | 47 min |
| Aug 5, 8:18 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 42 min |
| Aug 5, 8:36 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Hamilton, Jefferson, Wayne, White | 39 min |
| Aug 5, 8:38 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 52 min |
| Aug 5, 9:42 PM CDT | Flash Flood Warning | LSX | Jersey, Macoupin | 4 hr |
| Aug 6, 5:41 PM CDT | Mesoscale Discussion | SPC | Clay, Crawford, Edwards, Franklin, Gallatin, Hamilton and 13 more | 64 min |
| Aug 7, 3:52 PM CDT | Small Craft Advisory | LOT | 27 hr | |
| Aug 9, 4:06 AM CDT | Small Craft Advisory | LOT | 59 hr | |
| Aug 9, 4:19 AM CDT | Lakeshore Flood Statement | LOT | Lake | 65 hr |
| Aug 9, 6:28 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 37 min |
| Aug 13, 3:44 AM CDT | Dense Fog Advisory | DVN | Rock Island | 4 hr |
| Aug 13, 6:29 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess | 25 min |
| Aug 14, 9:59 AM CDT | Small Craft Advisory | LOT | 35 hr | |
| Aug 14, 3:29 PM CDT | Mesoscale Discussion | SPC | Alexander, Jackson, Monroe, Randolph, Saint Clair, Union | 91 min |
| Aug 23, 12:44 AM CDT | Dense Fog Advisory | PAH | Alexander, Franklin, Jackson, Jefferson, Johnson, Perry and 3 more | 8 hr |
| Aug 24, 3:38 AM CDT | Small Craft Advisory | LOT | 57 hr | |
| Aug 28, 2:48 PM CDT | Mesoscale Discussion | SPC | Adams, Hancock, Henderson, Mercer, Rock Island, Warren | 87 min |
| Aug 28, 6:11 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Fulton and 17 more | 2 hr |
| Aug 28, 7:00 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 16 more | 5 hr |
| Aug 28, 7:07 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 53 min |
| Aug 28, 7:33 PM CDT | Severe Thunderstorm Warning | LSX | Brown, Calhoun, Greene, Pike | 42 min |
| Aug 28, 7:47 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey | 43 min |
| Aug 28, 8:00 PM CDT | Areal Flood Advisory | ILX | Cass, Fulton, Mason, Schuyler | 4 hr |
| Aug 28, 10:19 PM CDT | Mesoscale Discussion | SPC | Bond, Clinton, Jersey, Macoupin, Madison, Monroe and 5 more | 86 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 | 56 |
| Tornado Warning | 13 |
| Severe Thunderstorm Watch | 6 |
| Mesoscale Discussion | 13 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 4 |
| Areal Flood Advisory | 6 |
| River Flood Advisory | 5 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
| Coast and beach | |
| Lakeshore Flood Statement | 1 |
| Marine | |
| Special Marine Warning | 5 |
| Small Craft Advisory | 4 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cook County18
- Monroe County14
- Saint Clair County14
- Pike County14
- Madison County13
- Will County13
- Bond County12
- Fayette County12
- Randolph County12
- Lawrence County12
- DuPage County12
- Rock Island County12
- Grundy County12
- Macoupin County11
- Montgomery County11
- Washington County11
- Kankakee County11
- Jersey County11
- LaSalle County11
- Clinton County10
- Crawford County10
- Kane County10
- Iroquois County10
- Greene County10
- Wabash County10
- Wayne County10
- White County10
- Calhoun County10
- Kendall County10
- Marion County9
- Clay County9
- Richland County9
- Franklin County9
- Hamilton County9
- Jefferson County9
- Henry County9
- Mercer County9
- Cass County8
- Effingham County8
- Jasper County8
62 more counties
- Morgan County8
- Sangamon County8
- Scott County8
- Edwards County8
- Perry County8
- Adams County8
- Bureau County8
- DeKalb County8
- Lake County8
- Lee County8
- Ogle County8
- Christian County7
- Clark County7
- Cumberland County7
- Shelby County7
- Livingston County7
- Carroll County7
- Whiteside County7
- Putnam County7
- Ford County6
- McLean County6
- Knox County6
- Williamson County6
- McHenry County6
- Winnebago County6
- Champaign County5
- Macon County5
- Menard County5
- Alexander County5
- Gallatin County5
- Jackson County5
- Saline County5
- Fulton County5
- Marshall County5
- Peoria County5
- Woodford County5
- Boone County5
- Coles County4
- Douglas County4
- Edgar County4
- Moultrie County4
- Vermilion County4
- Pulaski County4
- Brown County4
- Hardin County4
- Johnson County4
- Union County4
- Mason County4
- Schuyler County4
- Stark County4
- Tazewell County4
- Hancock County4
- Henderson County4
- Warren County4
- Jo Daviess County4
- Stephenson County4
- DeWitt County3
- Logan County3
- Piatt County3
- Massac County3
- Pope County3
- McDonough County3
Nearby
Alerts in force nowTornadoes on recordThe radar archive20072009
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.