4,632 first-hand accounts of flood events in Iowa, ranked by impact. Each is a NOAA-written narrative of the moment.
Once again, a warm frontal boundary was located to the south of Iowa with very warm and unstable air just to the south of the front. Dew point temperatures were in the low 70s in the warm air. This moisture was drawn north over the frontal boundary, into Iowa.
Read the full account →Once again, a warm frontal boundary was located to the south of Iowa with very warm and unstable air just to the south of the front. Dew point temperatures were in the low 70s in the warm air. This moisture was drawn north over the frontal boundary, into Iowa.
Read the full account →Once again, a warm frontal boundary was located to the south of Iowa with very warm and unstable air just to the south of the front. Dew point temperatures were in the low 70s in the warm air. This moisture was drawn north over the frontal boundary, into Iowa.
Read the full account →Once again, a warm frontal boundary was located to the south of Iowa with very warm and unstable air just to the south of the front. Dew point temperatures were in the low 70s in the warm air. This moisture was drawn north over the frontal boundary, into Iowa.
Read the full account →A very active weather pattern was in place over the central U.S. A strong west-northwest wind flow was in place over the state. Meanwhile a warm front was lifting north from the southern Plains.
Read the full account →The weather situation once again was set up for a heavy rain event as had been the case during the previous several nights. During the late afternoon a weak low pressure was centred over northeast Nebraska with a stationary front extending through Sioux City through Fort Dodge…
Read the full account →A nearly stationary frontal boundary was located to the north of Iowa during the day on the 9th. Very rich air was pumped north into the state with surface dew point temperatures reaching the mid 70s to low 80s by the late afternoon and evening hours.
Read the full account →A nearly stationary frontal boundary was located to the north of Iowa during the day on the 9th. Very rich air was pumped north into the state with surface dew point temperatures reaching the mid 70s to low 80s by the late afternoon and evening hours.
Read the full account →A cold front frontal system located to the northwest of Iowa began to sink southeast into the state during the late afternoon of the 10th. This was in fact the same cold front that set off the thunderstorm activity the previous night.
Read the full account →The supercell that moved across northern Iowa during the early morning hours left behind a strong outflow boundary. This outflow boundary became established east to west across central Iowa.
Read the full account →A line of thunderstorms formed over north central Iowa and dropped south. The storms were very elevated in nature and many produced pea to marble size hail and brief heavy rainfall. One of the cells became severe as it moved south to the west of Fort Dodge.
Read the full account →A warm front remained nearly stationary from low pressure in South Dakota..southeast into southwest Iowa and northern Missouri. The airmass was quite capped with 700 mb temperatures in the 11 to 14 degree C. range. Thunderstorms fired over northern Iowa by around midnight.
Read the full account →Once again it was a very active severe weather day over Iowa. The frontal system that had moved through the state on the night of the 22nd was returning north as a warm front. This time Iowa did not get completely into the warm sector.
Read the full account →The synoptic situation was very similar to what it was the previous day. A complex weather situation was in place due to the convection from the previous night. An outflow boundary extended east to west across northern Missouri.
Read the full account →Once again it was a very active severe weather day over Iowa. The frontal system that had moved through the state on the night of the 22nd was returning north as a warm front. This time Iowa did not get completely into the warm sector.
Read the full account →Once again it was a very active severe weather day over Iowa. The frontal system that had moved through the state on the night of the 22nd was returning north as a warm front. This time Iowa did not get completely into the warm sector.
Read the full account →Once again it was a very active severe weather day over Iowa. The frontal system that had moved through the state on the night of the 22nd was returning north as a warm front. This time Iowa did not get completely into the warm sector.
Read the full account →Once again it was a very active severe weather day over Iowa. The frontal system that had moved through the state on the night of the 22nd was returning north as a warm front. This time Iowa did not get completely into the warm sector.
Read the full account →A tropical airmass was in place over Iowa as a weak cold front moved southeast into the state. At the same time, a tropical feature lifted north across Texas into Oklahoma and fed moisture into the state.
Read the full account →The cold frontal boundary that moved into the state during the previous night began to lift north as a warm front during the afternoon of the 25th into the morning of the 26th. The atmosphere to the south of the front had considerable moisture available.
Read the full account →A seasonally strong cold front moved southeast into the state during the afternoon and evening hours of the 28th. There was a strong contrast across the front with highs in the low 90s south of the front with dew points in the low to mid 70s, and temperatures in the 60s and 70s…
Read the full account →A cold frontal boundary, which actually is the same boundary as had been over the state for the past several days, began to move southeast across the state during the late afternoon of the 23rd.
Read the full account →A cold frontal boundary, which actually is the same boundary as had been over the state for the past several days, began to move southeast across the state during the late afternoon of the 23rd.
Read the full account →A nearly stationary frontal boundary extended from north central Nebraska, southeast into southern Illinois. Warm and humid air streamed north over the boundary and set off an area of elevated convection over the north half of Iowa.
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