4,632 first-hand accounts of flood events in Iowa, ranked by impact. Each is a NOAA-written narrative of the moment.
A very dynamic weather situation unfolded during the 5th into the 6th. Although the atmosphere was summer like in the lower elevations, the upper levels were more typical of April.
Read the full account →A very dynamic weather situation unfolded during the 5th into the 6th. Although the atmosphere was summer like in the lower elevations, the upper levels were more typical of April.
Read the full account →A very dynamic weather situation unfolded during the 5th into the 6th. Although the atmosphere was summer like in the lower elevations, the upper levels were more typical of April.
Read the full account →A very dynamic weather situation unfolded during the 5th into the 6th. Although the atmosphere was summer like in the lower elevations, the upper levels were more typical of April.
Read the full account →A very dynamic weather situation unfolded during the 5th into the 6th. Although the atmosphere was summer like in the lower elevations, the upper levels were more typical of April.
Read the full account →Just as the first MCS from the previous night exited the state, another round of strong convection moved in from the northwest. The airmass remained quite unstable in spite of the activity from overnight as unstable air replaced the airmass over the state and reloaded the…
Read the full account →A very dynamic weather situation unfolded during the 5th into the 6th. Although the atmosphere was summer like in the lower elevations, the upper levels were more typical of April.
Read the full account →A very dynamic weather situation unfolded during the 5th into the 6th. Although the atmosphere was summer like in the lower elevations, the upper levels were more typical of April.
Read the full account →Just as the first MCS from the previous night exited the state, another round of strong convection moved in from the northwest. The airmass remained quite unstable in spite of the activity from overnight as unstable air replaced the airmass over the state and reloaded the…
Read the full account →Just as the first MCS from the previous night exited the state, another round of strong convection moved in from the northwest. The airmass remained quite unstable in spite of the activity from overnight as unstable air replaced the airmass over the state and reloaded the…
Read the full account →Just as the first MCS from the previous night exited the state, another round of strong convection moved in from the northwest. The airmass remained quite unstable in spite of the activity from overnight as unstable air replaced the airmass over the state and reloaded the…
Read the full account →Just as the first MCS from the previous night exited the state, another round of strong convection moved in from the northwest. The airmass remained quite unstable in spite of the activity from overnight as unstable air replaced the airmass over the state and reloaded the…
Read the full account →Just as the first MCS from the previous night exited the state, another round of strong convection moved in from the northwest. The airmass remained quite unstable in spite of the activity from overnight as unstable air replaced the airmass over the state and reloaded the…
Read the full account →Just as the first MCS from the previous night exited the state, another round of strong convection moved in from the northwest. The airmass remained quite unstable in spite of the activity from overnight as unstable air replaced the airmass over the state and reloaded the…
Read the full account →A very unstable airmass was in place over Iowa as a warm front lifted north slowly into the state. The warm air had moved in aloft as freezing levels increased from 14,600 feet in the morning, to 16,200 by the evening hours.
Read the full account →A very unstable airmass was in place over Iowa as a warm front lifted north slowly into the state. The warm air had moved in aloft as freezing levels increased from 14,600 feet in the morning, to 16,200 by the evening hours.
Read the full account →A strong push of moist and unstable air moved into Iowa during the day on the 24th. Surface temperatures warmed into the low to mid 70s over much of western and southern Iowa with dew point temperatures in the low to mid 60s.
Read the full account →The warm front from the previous night lifted north of the state as low pressure pushed northeast out of Kansas across northwest Iowa. The atmosphere became quite unstable. Lifted indices fell to -6 to -8, with CAPE values in the 1000 to 2000 J/kg range.
Read the full account →A strong upper level low pressure trough over the western U.S. moved into the central states during the day on the 12th. The situation was quite similar to the event 2 days prior, though the severe weather was farther north.
Read the full account →A strong upper level low pressure trough over the western U.S. moved into the central states during the day on the 12th. The situation was quite similar to the event 2 days prior, though the severe weather was farther north.
Read the full account →A cold front moved into Iowa from the northwest, while a warm front pushed into the southwest part of Iowa from the south during the afternoon and evening hours.
Read the full account →An extremely unstable airmass remained in place over Iowa on the afternoon of the 26th. Low pressure was over southeast South Dakota, with a warm front extending east-southeast into east central Iowa and a cold front extending southwest into northwest Kansas.
Read the full account →A very humid and unstable airmass was in place over Iowa during the evening of the 11th into the morning of the 12th. A strong push if moisture pushed precipitable water values to over 2 inches over southern Iowa by evening.
Read the full account →Supercell thunderstorms developed in northeast Nebraska as a warm front pressed north toward that region and a cold front was dropping south through north central Nebraska. South of the warm front temperatures climbed to around 90 degrees with dewpoint temperatures around 70.
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