Alert archive / California / Flash Flood Warnings
Flash Flood Warnings in California, 1998
207 flash flood warnings in 1998. 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 1998. Tap one for its archive.
- Flash Flood Warnings
- 207
- Busiest month
- February115 flash flood warnings
- Busiest day
- February 3, 199828 flash flood warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Pacific Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 12, 11:47 AM PST | Flash Flood Warning | STO | Shasta, Tehama | 73 min |
| Jan 12, 1:25 PM PST | Flash Flood Warning | STO | Placer, Sacramento, Yuba | 65 min |
| Jan 12, 1:25 PM PST | Flash Flood Warning | STO | San Joaquin | 65 min |
| Jan 12, 2:16 PM PST | Flash Flood Warning | STO | Calaveras, Stanislaus | 74 min |
| Jan 12, 2:16 PM PST | Flash Flood Warning | STO | Nevada, Sierra | 74 min |
| Jan 12, 2:16 PM PST | Flash Flood Warning | STO | Amador, El Dorado, Placer | 74 min |
| Jan 29, 6:40 AM PST | Flash Flood Warning | STO | Shasta | 2 hr |
| Feb 2, 5:35 AM PST | Flash Flood Warning | HNX | Kern | 115 min |
| Feb 2, 7:45 AM PST | Flash Flood Warning | HNX | Kern | 4 hr |
| Feb 2, 12:45 PM PST | Flash Flood Warning | MTR | Santa Clara, Santa Cruz | 11 hr |
| Feb 2, 12:45 PM PST | Flash Flood Warning | MTR | Monterey | 11 hr |
| Feb 2, 2:30 PM PST | Flash Flood Warning | MTR | Alameda, San Mateo, Santa Clara, Santa Cruz | 10 hr |
| Feb 2, 2:30 PM PST | Flash Flood Warning | MTR | Marin | 10 hr |
| Feb 2, 2:30 PM PST | Flash Flood Warning | MTR | Monterey | 10 hr |
| Feb 2, 2:30 PM PST | Flash Flood Warning | MTR | Contra Costa | 10 hr |
| Feb 2, 2:30 PM PST | Flash Flood Warning | MTR | City and County of San Francisco | 10 hr |
| Feb 2, 4:00 PM PST | Flash Flood Warning | MTR | Alameda, Contra Costa | 8 hr |
| Feb 2, 4:00 PM PST | Flash Flood Warning | MTR | City and County of San Francisco, San Mateo | 8 hr |
| Feb 2, 4:00 PM PST | Flash Flood Warning | MTR | Marin, Sonoma | 8 hr |
| Feb 2, 4:00 PM PST | Flash Flood Warning | MTR | Monterey, San Benito, Santa Cruz | 8 hr |
| Feb 2, 4:00 PM PST | Flash Flood Warning | MTR | Santa Clara | 8 hr |
| Feb 2, 4:00 PM PST | Flash Flood Warning | MTR | Napa | 8 hr |
| Feb 2, 5:57 PM PST | Flash Flood Warning | STO | Glenn, Tehama | 3 hr |
| Feb 2, 11:30 PM PST | Flash Flood Warning | MTR | Riverside | 13 hr |
| Feb 2, 11:30 PM PST | Flash Flood Warning | MTR | Amador, Calaveras | 13 hr |
| Feb 2, 11:30 PM PST | Flash Flood Warning | MTR | City and County of San Francisco | 13 hr |
| Feb 2, 11:30 PM PST | Flash Flood Warning | MTR | Butte | 13 hr |
| Feb 3, 2:30 AM PST | Flash Flood Warning | STO | Tehama | 3 hr |
| Feb 3, 4:11 AM PST | Flash Flood Warning | LOX | Los Angeles | 4 hr |
| Feb 3, 4:48 AM PST | Flash Flood Warning | LOX | Santa Barbara, Ventura | 4 hr |
| Feb 3, 5:12 AM PST | Flash Flood Warning | HNX | Fresno | 2 hr |
| Feb 3, 9:05 AM PST | Flash Flood Warning | LOX | Santa Barbara, Ventura | 3 hr |
| Feb 3, 9:05 AM PST | Flash Flood Warning | LOX | Los Angeles | 3 hr |
| Feb 3, 10:20 AM PST | Flash Flood Warning | MTR | Monterey, San Benito, San Mateo, Santa Clara, Santa Cruz | 6 hr |
| Feb 3, 10:20 AM PST | Flash Flood Warning | MTR | Marin, Sonoma | 6 hr |
| Feb 3, 10:20 AM PST | Flash Flood Warning | MTR | City and County of San Francisco | 6 hr |
| Feb 3, 10:20 AM PST | Flash Flood Warning | MTR | Napa | 6 hr |
| Feb 3, 10:20 AM PST | Flash Flood Warning | MTR | Alameda, Contra Costa | 6 hr |
| Feb 3, 10:30 AM PST | Flash Flood Warning | HNX | Kern | 2 hr |
| Feb 3, 11:50 AM PST | Flash Flood Warning | LOX | Santa Barbara, Ventura | 3 hr |
| Feb 3, 11:50 AM PST | Flash Flood Warning | LOX | Los Angeles | 3 hr |
| Feb 3, 12:09 PM PST | Flash Flood Warning | STO | Amador, El Dorado | 51 min |
| Feb 3, 12:41 PM PST | Flash Flood Warning | STO | Calaveras | 2 hr |
| Feb 3, 3:21 PM PST | Flash Flood Warning | SGX | San Diego | 2 hr |
| Feb 5, 4:00 PM PST | Flash Flood Warning | MTR | Napa, Sonoma | 8 hr |
| Feb 5, 4:00 PM PST | Flash Flood Warning | MTR | Marin | 8 hr |
| Feb 5, 6:20 PM PST | Flash Flood Warning | STO | Solano | 12 hr |
| Feb 6, 7:57 AM PST | Flash Flood Warning | LOX | Santa Barbara | 63 min |
| Feb 6, 8:35 AM PST | Flash Flood Warning | LOX | Los Angeles, Ventura | 70 min |
| Feb 6, 8:42 AM PST | Flash Flood Warning | MTR | Monterey | 6 hr |
| Feb 6, 8:55 AM PST | Flash Flood Warning | LOX | Santa Barbara | 65 min |
| Feb 6, 9:10 AM PST | Flash Flood Warning | LOX | Ventura | 95 min |
| Feb 6, 9:25 AM PST | Flash Flood Warning | LOX | Los Angeles, Ventura | 65 min |
| Feb 6, 9:38 AM PST | Flash Flood Warning | MTR | San Mateo, Santa Clara | 5 hr |
| Feb 6, 9:55 AM PST | Flash Flood Warning | LOX | Los Angeles | 110 min |
| Feb 6, 10:30 AM PST | Flash Flood Warning | LOX | Los Angeles, Santa Barbara, Ventura | 90 min |
| Feb 6, 11:45 AM PST | Flash Flood Warning | MTR | Marin, Sonoma | 3 hr |
| Feb 6, 12:00 PM PST | Flash Flood Warning | LOX | Santa Barbara | 60 min |
| Feb 6, 1:28 PM PST | Flash Flood Warning | SGX | Orange | 62 min |
| Feb 6, 2:44 PM PST | Flash Flood Warning | MTR | Sonoma | 3 hr |
| Feb 6, 2:44 PM PST | Flash Flood Warning | MTR | San Mateo | 3 hr |
| Feb 6, 4:37 PM PST | Flash Flood Warning | STO | Calaveras, Stanislaus | 113 min |
| Feb 6, 9:15 PM PST | Flash Flood Warning | MTR | San Mateo | 3 hr |
| Feb 6, 9:15 PM PST | Flash Flood Warning | MTR | Sonoma | 3 hr |
| Feb 7, 8:30 AM PST | Flash Flood Warning | MTR | Amador | 6 hr |
| Feb 7, 8:30 AM PST | Flash Flood Warning | MTR | Riverside | 6 hr |
| Feb 7, 12:05 PM PST | Flash Flood Warning | MTR | Alameda, San Mateo, Santa Clara, Santa Cruz | 8 hr |
| Feb 7, 12:05 PM PST | Flash Flood Warning | MTR | Contra Costa | 8 hr |
| Feb 7, 12:05 PM PST | Flash Flood Warning | MTR | City and County of San Francisco | 8 hr |
| Feb 7, 12:24 PM PST | Flash Flood Warning | MTR | Monterey, San Benito | 8 hr |
| Feb 7, 1:25 PM PST | Flash Flood Warning | MTR | Napa, Sonoma | 7 hr |
| Feb 7, 1:25 PM PST | Flash Flood Warning | MTR | Marin | 7 hr |
| Feb 7, 3:45 PM PST | Flash Flood Warning | LOX | Santa Barbara | 2 hr |
| Feb 7, 5:05 PM PST | Flash Flood Warning | LOX | Ventura | 6 hr |
| Feb 7, 5:45 PM PST | Flash Flood Warning | LOX | Santa Barbara | 3 hr |
| Feb 7, 7:50 PM PST | Flash Flood Warning | LOX | Los Angeles | 4 hr |
| Feb 7, 8:00 PM PST | Flash Flood Warning | MTR | Napa, Sonoma | 3 hr |
| Feb 7, 8:00 PM PST | Flash Flood Warning | MTR | City and County of San Francisco, San Mateo | 3 hr |
| Feb 7, 8:00 PM PST | Flash Flood Warning | MTR | Monterey, San Benito, Santa Cruz | 3 hr |
| Feb 7, 8:00 PM PST | Flash Flood Warning | MTR | Alameda, Santa Clara | 3 hr |
| Feb 7, 8:00 PM PST | Flash Flood Warning | MTR | Contra Costa | 3 hr |
| Feb 7, 8:00 PM PST | Flash Flood Warning | MTR | Marin | 3 hr |
| Feb 7, 11:00 PM PST | Flash Flood Warning | MTR | Alameda, San Benito, San Mateo, Santa Clara, Santa Cruz | 3 hr |
| Feb 7, 11:00 PM PST | Flash Flood Warning | MTR | Napa, Sonoma | 3 hr |
| Feb 7, 11:00 PM PST | Flash Flood Warning | MTR | City and County of San Francisco | 3 hr |
| Feb 7, 11:00 PM PST | Flash Flood Warning | MTR | Marin | 3 hr |
| Feb 7, 11:00 PM PST | Flash Flood Warning | MTR | Monterey | 3 hr |
| Feb 7, 11:00 PM PST | Flash Flood Warning | MTR | Contra Costa | 3 hr |
| Feb 7, 11:45 PM PST | Flash Flood Warning | SGX | Orange | 75 min |
| Feb 8, 3:30 AM PST | Flash Flood Warning | SGX | San Diego | 90 min |
| Feb 8, 6:55 AM PST | Flash Flood Warning | MTR | Santa Clara | 8 hr |
| Feb 8, 1:55 PM PST | Flash Flood Warning | MTR | Santa Clara | 4 hr |
| Feb 8, 5:55 PM PST | Flash Flood Warning | MTR | Santa Clara | 5 hr |
| Feb 8, 7:00 PM PST | Flash Flood Warning | SGX | San Diego | 60 min |
| Feb 8, 8:10 PM PST | Flash Flood Warning | SGX | San Diego | 60 min |
| Feb 14, 6:17 PM PST | Flash Flood Warning | SGX | San Diego | 58 min |
| Feb 14, 7:15 PM PST | Flash Flood Warning | SGX | San Diego | 60 min |
| Feb 16, 10:40 PM PST | Flash Flood Warning | SGX | San Diego | 50 min |
| Feb 19, 8:15 AM PST | Flash Flood Warning | MTR | Amador | 6 hr |
| Feb 19, 8:15 AM PST | Flash Flood Warning | MTR | Sonoma | 6 hr |
| Feb 19, 2:15 PM PST | Flash Flood Warning | MTR | Amador | 6 hr |
| Feb 21, 9:45 AM PST | Flash Flood Warning | MTR | Amador | 2 hr |
| Feb 21, 9:45 AM PST | Flash Flood Warning | MTR | Riverside | 2 hr |
| Feb 21, 12:00 PM PST | Flash Flood Warning | MTR | Riverside | 3 hr |
| Feb 21, 12:00 PM PST | Flash Flood Warning | MTR | Amador | 3 hr |
| Feb 21, 2:30 PM PST | Flash Flood Warning | MTR | San Mateo, Santa Cruz | 5 hr |
| Feb 23, 9:35 AM PST | Flash Flood Warning | LOX | Santa Barbara, Ventura | 8 hr |
| Feb 23, 12:40 PM PST | Flash Flood Warning | LOX | Los Angeles, Ventura | 5 hr |
| Feb 23, 3:13 PM PST | Flash Flood Warning | HNX | Kern | 3 hr |
| Feb 23, 4:00 PM PST | Flash Flood Warning | LOX | Los Angeles | 4 hr |
| Feb 23, 5:55 PM PST | Flash Flood Warning | SGX | San Bernardino | 7 hr |
| Feb 23, 6:00 PM PST | Flash Flood Warning | LOX | Los Angeles, Ventura | 3 hr |
| Feb 23, 6:30 PM PST | Flash Flood Warning | SGX | Orange | 7 hr |
| Feb 23, 8:50 PM PST | Flash Flood Warning | LOX | Los Angeles | 2 hr |
| Feb 23, 10:00 PM PST | Flash Flood Warning | SGX | San Diego | 5 hr |
| Feb 23, 10:15 PM PST | Flash Flood Warning | SGX | Riverside | 5 hr |
| Feb 23, 10:55 PM PST | Flash Flood Warning | LOX | Los Angeles | 4 hr |
| Feb 24, 12:45 AM PST | Flash Flood Warning | SGX | Orange, San Bernardino | 5 hr |
| Feb 24, 12:45 AM PST | Flash Flood Warning | SGX | Riverside, San Diego | 5 hr |
| Feb 24, 3:00 AM PST | Flash Flood Warning | LOX | Los Angeles | 3 hr |
| Feb 24, 5:45 AM PST | Flash Flood Warning | SGX | Orange, Riverside, San Diego | 2 hr |
| Feb 24, 5:45 AM PST | Flash Flood Warning | SGX | San Bernardino | 2 hr |
| Mar 13, 12:22 PM PST | Flash Flood Warning | HNX | Fresno, Merced | 2 hr |
| Mar 13, 1:51 PM PST | Flash Flood Warning | HNX | Madera | 2 hr |
| Mar 13, 4:30 PM PST | Flash Flood Warning | LOX | Los Angeles | 2 hr |
| Mar 13, 6:25 PM PST | Flash Flood Warning | LOX | Los Angeles | 2 hr |
| Mar 25, 6:21 AM PST | Flash Flood Warning | HNX | Merced | 3 hr |
| Mar 25, 1:29 PM PST | Flash Flood Warning | SGX | San Diego | 61 min |
| Mar 28, 12:25 PM PST | Flash Flood Warning | HNX | Kern, Tulare | 4 hr |
| Apr 23, 4:27 PM PDT | Flash Flood Warning | STO | Calaveras, San Joaquin | 43 min |
| Apr 23, 5:11 PM PDT | Flash Flood Warning | STO | Calaveras | 64 min |
| May 2, 6:11 PM PDT | Flash Flood Warning | HNX | Kern | 119 min |
| May 5, 3:20 PM PDT | Flash Flood Warning | LOX | San Luis Obispo, Santa Barbara | 70 min |
| May 5, 3:27 PM PDT | Flash Flood Warning | HNX | Kern | 118 min |
| May 5, 4:30 PM PDT | Flash Flood Warning | LOX | San Luis Obispo, Santa Barbara | 60 min |
| May 5, 5:14 PM PDT | Flash Flood Warning | HNX | Merced | 2 hr |
| May 5, 5:30 PM PDT | Flash Flood Warning | LOX | San Luis Obispo, Santa Barbara | 90 min |
| May 5, 7:00 PM PDT | Flash Flood Warning | LOX | San Luis Obispo, Santa Barbara | 60 min |
| May 5, 7:20 PM PDT | Flash Flood Warning | LOX | Los Angeles | 70 min |
| May 5, 7:55 PM PDT | Flash Flood Warning | LOX | San Luis Obispo, Santa Barbara | 2 hr |
| May 5, 8:30 PM PDT | Flash Flood Warning | LOX | Los Angeles | 90 min |
| May 5, 9:50 PM PDT | Flash Flood Warning | LOX | San Luis Obispo, Santa Barbara | 2 hr |
| May 5, 9:55 PM PDT | Flash Flood Warning | LOX | Los Angeles | 2 hr |
| May 5, 11:55 PM PDT | Flash Flood Warning | LOX | Los Angeles | 2 hr |
| May 6, 1:55 AM PDT | Flash Flood Warning | LOX | Los Angeles | 2 hr |
| May 13, 8:26 PM PDT | Flash Flood Warning | LOX | Los Angeles | 94 min |
| Jun 7, 5:48 PM PDT | Flash Flood Warning | MFR | Siskiyou | 4 hr |
| Jun 11, 8:11 PM PDT | Flash Flood Warning | MFR | Modoc | 2 hr |
| Jun 12, 1:23 PM PDT | Flash Flood Warning | MFR | Modoc | 3 hr |
| Jun 12, 1:38 PM PDT | Flash Flood Warning | REV | Lassen | 3 hr |
| Jun 12, 1:45 PM PDT | Flash Flood Warning | LOX | Monterey | 105 min |
| Jun 12, 3:01 PM PDT | Flash Flood Warning | MFR | Siskiyou | 84 min |
| Jun 12, 3:13 PM PDT | Flash Flood Warning | STO | Shasta, Tehama | 3 hr |
| Jun 12, 4:13 PM PDT | Flash Flood Warning | MFR | Modoc, Siskiyou | 3 hr |
| Jun 12, 4:23 PM PDT | Flash Flood Warning | STO | Plumas | 2 hr |
| Jun 12, 4:31 PM PDT | Flash Flood Warning | STO | Lake | 119 min |
| Jun 12, 6:04 PM PDT | Flash Flood Warning | REV | Placer | 61 min |
| Jun 12, 7:15 PM PDT | Flash Flood Warning | MFR | Siskiyou | 2 hr |
| Jul 2, 5:51 PM PDT | Flash Flood Warning | MFR | Modoc, Siskiyou | 59 min |
| Jul 7, 2:33 PM PDT | Flash Flood Warning | SGX | San Bernardino | 117 min |
| Jul 7, 3:36 PM PDT | Flash Flood Warning | SGX | San Diego | 114 min |
| Jul 20, 2:09 AM PDT | Flash Flood Warning | VEF | San Bernardino | 111 min |
| Jul 20, 3:45 AM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Jul 20, 1:39 PM PDT | Flash Flood Warning | SGX | San Diego | 111 min |
| Jul 20, 3:18 PM PDT | Flash Flood Warning | SGX | San Diego | 117 min |
| Jul 22, 2:55 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Jul 22, 4:08 PM PDT | Flash Flood Warning | MFR | Siskiyou | 4 hr |
| Jul 22, 5:17 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Jul 22, 6:04 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Jul 22, 6:15 PM PDT | Flash Flood Warning | MFR | Siskiyou | 4 hr |
| Jul 22, 7:05 PM PDT | Flash Flood Warning | VEF | San Bernardino | 115 min |
| Jul 22, 8:05 PM PDT | Flash Flood Warning | PSR | Riverside | 2 hr |
| Jul 22, 10:51 PM PDT | Flash Flood Warning | STO | Shasta | 2 hr |
| Jul 23, 2:09 PM PDT | Flash Flood Warning | PSR | Riverside | 2 hr |
| Jul 23, 4:19 PM PDT | Flash Flood Warning | REV | Mono | 61 min |
| Jul 23, 5:25 PM PDT | Flash Flood Warning | REV | Mono | 50 min |
| Jul 24, 5:10 PM PDT | Flash Flood Warning | REV | Sierra | 65 min |
| Jul 30, 3:27 PM PDT | Flash Flood Warning | REV | Lassen | 2 hr |
| Aug 8, 4:05 PM PDT | Flash Flood Warning | SGX | San Diego | 65 min |
| Aug 9, 12:41 PM PDT | Flash Flood Warning | SGX | San Bernardino | 44 min |
| Aug 11, 2:20 PM PDT | Flash Flood Warning | SGX | San Bernardino | 55 min |
| Aug 11, 4:20 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Aug 11, 5:25 PM PDT | Flash Flood Warning | LOX | Los Angeles | 95 min |
| Aug 11, 6:41 PM PDT | Flash Flood Warning | HNX | Kern | 109 min |
| Aug 11, 6:56 PM PDT | Flash Flood Warning | HNX | Kern | 59 min |
| Aug 12, 1:33 PM PDT | Flash Flood Warning | SGX | San Bernardino | 57 min |
| Aug 12, 1:49 PM PDT | Flash Flood Warning | SGX | Riverside | 56 min |
| Aug 12, 4:22 PM PDT | Flash Flood Warning | LOX | Ventura | 98 min |
| Aug 13, 4:05 PM PDT | Flash Flood Warning | LOX | Los Angeles | 85 min |
| Aug 13, 5:30 PM PDT | Flash Flood Warning | LOX | Los Angeles | 90 min |
| Aug 14, 12:00 PM PDT | Flash Flood Warning | SGX | San Bernardino | 60 min |
| Aug 14, 3:09 PM PDT | Flash Flood Warning | STO | Alpine, Amador, Calaveras, Tuolumne | 2 hr |
| Aug 14, 3:09 PM PDT | Flash Flood Warning | STO | El Dorado | 2 hr |
| Aug 14, 4:05 PM PDT | Flash Flood Warning | HNX | Mariposa, Tuolumne | 55 min |
| Aug 25, 11:57 AM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Aug 25, 2:02 PM PDT | Flash Flood Warning | VEF | San Bernardino | 118 min |
| Aug 30, 3:48 PM PDT | Flash Flood Warning | HNX | Kern | 2 hr |
| Aug 31, 1:39 PM PDT | Flash Flood Warning | SGX | San Bernardino | 81 min |
| Aug 31, 3:00 PM PDT | Flash Flood Warning | SGX | San Bernardino | 60 min |
| Aug 31, 3:07 PM PDT | Flash Flood Warning | HNX | Kern | 58 min |
| Aug 31, 3:37 PM PDT | Flash Flood Warning | LOX | Los Angeles | 113 min |
| Aug 31, 4:50 PM PDT | Flash Flood Warning | LOX | Los Angeles | 85 min |
| Aug 31, 5:42 PM PDT | Flash Flood Warning | SGX | San Bernardino | 118 min |
| Aug 31, 7:52 PM PDT | Flash Flood Warning | VEF | San Bernardino | 118 min |
| Sep 2, 3:44 PM PDT | Flash Flood Warning | LOX | Los Angeles | 76 min |
| Sep 2, 4:55 PM PDT | Flash Flood Warning | LOX | Los Angeles, Ventura | 95 min |
| Sep 9, 2:53 PM PDT | Flash Flood Warning | VEF | San Bernardino | 112 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Los Angeles County29
- San Bernardino County22
- Santa Barbara County16
- San Diego County15
- Ventura County13
- Kern County11
- Santa Clara County11
- San Mateo County10
- Sonoma County10
- Riverside County10
- Amador County9
- Monterey County9
- Santa Cruz County8
- Marin County8
- Calaveras County7
- City and County of San Francisco7
- Siskiyou County7
- Alameda County6
- Contra Costa County6
- Napa County6
- San Luis Obispo County6
- San Benito County5
- Orange County5
- Shasta County4
- Tehama County4
- Modoc County4
- Placer County3
- El Dorado County3
- Merced County3
- San Joaquin County2
- Stanislaus County2
- Sierra County2
- Fresno County2
- Lassen County2
- Mono County2
- Tuolumne County2
- Sacramento County1
- Yuba County1
- Nevada County1
- Glenn County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.