Alert archive / Kansas / Franklin County

Weather alerts in Franklin County, Kansas, 2009

160 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Franklin County and its neighbors

Each county as a circle sized by its count in 2009. Tap one for its archive.

Alerts
160
Warnings
51
Watches
30
Advisories
27
Busiest month
June34 alerts
Busiest day
May 15, 200910 alerts

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

3 of 3 tornado warnings covering Franklin County in 2009 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 26 minutes after it went out.

Franklin County, 2009

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings330%1100%26 min
Severe thunderstorm warnings161319%1681%35 min
Flash flood warnings5420%3100%7 min

Each office's whole area, 2009

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Topeka, KS: tornado warnings21671%875%13 min
NWS Topeka, KS: severe thunderstorm warnings22714735%45182%23 min
NWS Topeka, KS: flash flood warnings341459%2969%67 min

An office's figures cover every county it serves, including across state lines.

Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.

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.

IssuedProductOfficeLasted
Jan 2, 10:37 PM CSTDense Fog AdvisoryTOP9 hr
Jan 26, 3:51 AM CSTWinter Weather AdvisoryTOP32 hr
Jan 31, 5:32 AM CSTRed Flag WarningTOP12 hr
Feb 6, 2:38 AM CSTWind AdvisoryTOP15 hr
Feb 8, 3:24 PM CSTWind AdvisoryTOP29 hr
Feb 9, 8:02 AM CSTSevere Thunderstorm WarningTOP43 min
Feb 9, 8:39 AM CSTSevere Thunderstorm WarningTOP51 min
Feb 9, 8:43 AM CSTMesoscale DiscussionSPC32 min
Mar 7, 2:32 PM CSTSevere Thunderstorm WatchSPC7 hr
Mar 7, 5:57 PM CSTMesoscale DiscussionSPC2 hr
Mar 7, 8:20 PM CSTSevere Thunderstorm WarningTOP55 min
Mar 7, 8:27 PM CSTMesoscale DiscussionSPC2 hr
Mar 7, 9:51 PM CSTSevere Thunderstorm WatchSPC4 hr
Mar 7, 11:40 PM CSTSevere Thunderstorm WarningTOP50 min
Mar 8, 12:43 AM CSTMesoscale DiscussionSPC92 min
Mar 9, 3:56 AM CDTFlash Flood WatchTOP23 hr
Mar 9, 5:42 PM CDTMesoscale DiscussionSPC93 min
Mar 22, 3:52 PM CDTWind AdvisoryTOP21 hr
Mar 23, 10:12 AM CDTHigh Wind WarningTOP9 hr
Mar 23, 5:08 PM CDTMesoscale DiscussionSPC97 min
Mar 23, 6:47 PM CDTTornado WatchSPC5 hr
Mar 23, 7:07 PM CDTWind AdvisoryTOP5 hr
Mar 23, 11:09 PM CDTMesoscale DiscussionSPC66 min
Mar 23, 11:35 PM CDTMesoscale DiscussionSPC115 min
Mar 23, 11:43 PM CDTSevere Thunderstorm WatchSPC5 hr
Mar 24, 2:28 AM CDTMesoscale DiscussionSPC2 hr
Mar 26, 11:07 AM CDTWinter Storm WatchTOP18 hr
Mar 27, 4:37 AM CDTWinter Storm WarningTOP38 hr
Mar 28, 2:18 AM CDTMesoscale DiscussionSPC6 hr
Mar 28, 7:52 AM CDTMesoscale DiscussionSPC2 hr
Apr 4, 11:10 AM CDTWind AdvisoryTOP8 hr
Apr 4, 9:51 PM CDTWind AdvisoryTOP21 hr
Apr 6, 2:07 PM CDTFreeze WarningTOP19 hr
Apr 13, 3:35 PM CDTFrost AdvisoryTOP17 hr
Apr 24, 3:41 AM CDTWind AdvisoryTOP15 hr
Apr 25, 3:15 PM CDTFlood WatchTOP44 hr
Apr 25, 3:36 PM CDTTornado WatchSPC7 hr
Apr 25, 6:38 PM CDTMesoscale DiscussionSPC2 hr
Apr 25, 9:58 PM CDTMesoscale DiscussionSPC92 min
Apr 25, 10:09 PM CDTSevere Thunderstorm WatchSPC6 hr
Apr 25, 11:50 PM CDTHigh Wind WarningTOP3 hr
Apr 26, 2:10 AM CDTMesoscale DiscussionSPC95 min
Apr 26, 10:54 AM CDTMesoscale DiscussionSPC66 min
Apr 26, 5:02 PM CDTTornado WatchSPC6 hr
Apr 26, 6:14 PM CDTMesoscale DiscussionSPC61 min
Apr 26, 8:21 PM CDTMesoscale DiscussionSPC54 min
Apr 26, 9:21 PM CDTRiver Flood WarningTOP4 days
Apr 26, 9:21 PM CDTRiver Flood WarningTOP48 hr
Apr 26, 9:21 PM CDTRiver Flood WarningTOP46 hr
Apr 26, 9:21 PM CDTRiver Flood WarningTOP48 hr
Apr 26, 9:36 PM CDTFlash Flood WarningTOP4 hr
Apr 29, 3:57 AM CDTFlash Flood WatchTOP12 hr
Apr 29, 11:06 AM CDTAreal Flood WarningTOP3 hr
Apr 29, 1:59 PM CDTAreal Flood WarningTOP3 hr
Apr 29, 5:40 PM CDTRiver Flood WarningTOP29 hr
Apr 29, 5:40 PM CDTRiver Flood WarningTOP22 hr
May 8, 12:02 AM CDTSevere Thunderstorm Watch PDSSPC8 hr
May 8, 5:39 AM CDTFlash Flood WarningTOP4 hr
May 8, 10:15 AM CDTRiver Flood WarningTOP48 hr
May 8, 10:15 AM CDTRiver Flood WarningTOP35 hr
May 11, 3:53 AM CDTDense Fog AdvisoryTOP4 hr
May 12, 1:22 PM CDTMesoscale DiscussionSPC53 min
May 13, 4:51 PM CDTSevere Thunderstorm WatchSPC6 hr
May 13, 5:44 PM CDTSevere Thunderstorm WarningTOP16 min
May 13, 5:51 PM CDTSevere Thunderstorm WarningTOP54 min
May 15, 7:42 AM CDTSevere Thunderstorm WatchSPC5 hr
May 15, 2:44 PM CDTMesoscale DiscussionSPC31 min
May 15, 3:02 PM CDTTornado WatchSPC7 hr
May 15, 4:18 PM CDTSevere Thunderstorm WarningTOP42 min
May 15, 4:58 PM CDTSevere Thunderstorm WarningTOP34 min
May 15, 5:30 PM CDTSevere Thunderstorm WarningTOP30 min
May 15, 5:47 PM CDTFlash Flood WarningTOP4 hr
May 15, 5:52 PM CDTMesoscale DiscussionSPC53 min
May 15, 6:11 PM CDTSevere Thunderstorm WarningTOP49 min
May 15, 6:41 PM CDTFlash Flood WarningTOP4 hr
Jun 2, 4:13 AM CDTFlash Flood WatchTOP16 hr
Jun 2, 2:14 PM CDTMesoscale DiscussionSPC2 hr
Jun 7, 2:36 PM CDTMesoscale DiscussionSPC114 min
Jun 7, 5:07 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 7, 11:09 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 9, 7:16 AM CDTMesoscale DiscussionSPC59 min
Jun 9, 8:40 AM CDTMesoscale DiscussionSPC65 min
Jun 9, 9:02 AM CDTSevere Thunderstorm WatchSPC6 hr
Jun 9, 11:11 AM CDTMesoscale DiscussionSPC94 min
Jun 12, 5:32 PM CDTMesoscale DiscussionSPC58 min
Jun 14, 10:36 PM CDTMesoscale DiscussionSPC114 min
Jun 15, 3:55 AM CDTMesoscale DiscussionSPC65 min
Jun 15, 6:24 AM CDTMesoscale DiscussionSPC96 min
Jun 15, 3:24 PM CDTFlash Flood WatchTOP15 hr
Jun 15, 5:04 PM CDTMesoscale DiscussionSPC86 min
Jun 15, 6:01 PM CDTTornado WatchSPC6 hr
Jun 15, 7:33 PM CDTMesoscale DiscussionSPC87 min
Jun 15, 9:32 PM CDTMesoscale DiscussionSPC88 min
Jun 15, 9:38 PM CDTSevere Thunderstorm WarningTOP52 min
Jun 15, 11:51 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 16, 1:43 AM CDTMesoscale DiscussionSPC92 min
Jun 16, 4:25 AM CDTAreal Flood AdvisoryTOP2 hr
Jun 16, 4:51 PM CDTMesoscale DiscussionSPC84 min
Jun 16, 9:40 PM CDTRiver Flood WarningTOP13 hr
Jun 20, 6:04 PM CDTMesoscale DiscussionSPC116 min
Jun 20, 6:09 PM CDTTornado WarningTOP36 min
Jun 20, 6:45 PM CDTTornado WarningTOP45 min
Jun 20, 7:07 PM CDTTornado WarningTOP53 min
Jun 21, 9:35 PM CDTHeat AdvisoryTOP39 hr
Jun 23, 12:56 PM CDTExcessive Heat WarningTOP4 days
Jun 24, 4:33 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 24, 7:40 PM CDTMesoscale DiscussionSPC65 min
Jun 27, 5:43 PM CDTMesoscale DiscussionSPC62 min
Jun 27, 6:14 PM CDTSevere Thunderstorm WarningTOP46 min
Jul 3, 11:35 PM CDTMesoscale DiscussionSPC55 min
Jul 8, 2:59 PM CDTMesoscale DiscussionSPC61 min
Jul 8, 3:02 PM CDTSevere Thunderstorm WarningTOP43 min
Jul 10, 5:40 PM CDTMesoscale DiscussionSPC95 min
Jul 12, 4:48 AM CDTMesoscale DiscussionSPC57 min
Jul 12, 5:46 AM CDTSevere Thunderstorm WatchSPC4 hr
Jul 12, 7:02 AM CDTSevere Thunderstorm WarningTOP43 min
Jul 12, 7:52 AM CDTAreal Flood AdvisoryTOP113 min
Jul 12, 7:58 AM CDTMesoscale DiscussionSPC62 min
Jul 13, 3:45 PM CDTHeat AdvisoryTOP27 hr
Jul 14, 3:05 PM CDTMesoscale DiscussionSPC115 min
Jul 20, 2:56 PM CDTFlash Flood WatchTOP13 hr
Jul 25, 2:17 AM CDTMesoscale DiscussionSPC88 min
Jul 28, 2:50 PM CDTAreal Flood AdvisoryTOP115 min
Aug 10, 9:21 AM CDTSevere Thunderstorm WatchSPC6 hr
Aug 10, 11:29 AM CDTMesoscale DiscussionSPC91 min
Aug 10, 1:31 PM CDTSevere Thunderstorm WarningTOP59 min
Aug 10, 2:26 PM CDTSevere Thunderstorm WarningTOP34 min
Aug 17, 1:22 AM CDTMesoscale DiscussionSPC83 min
Aug 17, 10:50 AM CDTAreal Flood AdvisoryTOP98 min
Aug 19, 7:11 PM CDTSevere Thunderstorm WatchSPC8 hr
Aug 19, 10:25 PM CDTMesoscale DiscussionSPC95 min
Sep 2, 6:57 AM CDTMesoscale DiscussionSPC2 hr
Sep 5, 10:14 PM CDTDense Fog AdvisoryTOP12 hr
Sep 6, 8:59 PM CDTDense Fog AdvisoryTOP13 hr
Sep 8, 3:24 PM CDTFlash Flood WatchTOP24 hr
Sep 9, 6:22 AM CDTAreal Flood WarningTOP10 hr
Sep 9, 8:40 AM CDTRiver Flood WarningTOP43 hr
Sep 9, 3:38 PM CDTRiver Flood WarningTOP28 hr
Sep 21, 10:38 AM CDTAreal Flood AdvisoryTOP112 min
Sep 21, 11:31 AM CDTFlash Flood WarningTOP3 hr
Sep 30, 11:44 PM CDTMesoscale DiscussionSPC91 min
Oct 7, 3:47 AM CDTFlood WatchTOP39 hr
Oct 8, 4:41 AM CDTAreal Flood AdvisoryTOP3 hr
Oct 8, 7:49 AM CDTAreal Flood WarningTOP6 hr
Oct 8, 2:01 PM CDTAreal Flood WarningTOP6 hr
Oct 8, 8:51 PM CDTRiver Flood WarningTOP33 hr
Oct 9, 3:26 PM CDTFrost AdvisoryTOP19 hr
Oct 10, 4:02 AM CDTFreeze WarningTOP22 hr
Oct 17, 3:33 AM CDTFrost AdvisoryTOP29 hr
Oct 29, 7:36 PM CDTRiver Flood WarningTOP18 hr
Nov 15, 3:25 PM CSTWinter Weather AdvisoryTOP36 hr
Nov 19, 4:05 AM CSTDense Fog AdvisoryTOP5 hr
Dec 7, 3:01 PM CSTWinter Weather AdvisoryTOP45 hr
Dec 21, 4:05 AM CSTWinter Storm WatchTOP59 hr
Dec 23, 10:31 AM CSTMesoscale DiscussionSPC89 min
Dec 23, 2:56 PM CSTWinter Storm WarningTOP24 hr
Dec 24, 3:33 AM CSTWinter Weather AdvisoryTOP48 hr
Dec 24, 11:23 AM CSTMesoscale DiscussionSPC6 hr
Dec 24, 1:32 PM CSTMesoscale DiscussionSPC4 hr
Dec 24, 3:13 PM CSTBlizzard WarningTOP16 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20082010

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.