Archive of past heavy precipitation events
Switch to a different threshold:
Select a year: 50 year, 6-hour recurrence interval
There were 82 six-hour periods when the rainfall exceeded the threshold in 2009!
Hover mouse over a date to see the map (dates are listed as two-digit month, then two-digit date, then two-digit hour so that 050112 indicates the period ending at 12 UTC on May 1st):
032712032818041700041718041900042606042912042918043000050118050412051606052518052600052700052800060206060700061300061600061606061800061806061900061906061912
062006062112062706062800062906070306070400070512071118071406071606072112072306072400072806072812073112080412080418080812080818080906081406081412081512081606
081718081806082506082706082712082800090206090512090612090800090806090812090912091118091200091300091518091718091800091806091818091906091918092018092100092106
092112092118102206112006