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The Dexes / Heavy Rain / 332463

Eventdex · Heavy Rain

DUBUQUE

332463 · 42.403, -90.709

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The record

Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.

Event typeevent_typeHeavy Rain
NOAA NCEI event IDncei_event_id332,463
Episode IDepisode_id54,868
Begin UTCbegin_utc2011-07-28T16:37:00+00:00
End UTCend_utc2011-07-28T16:37:00+00:00
StatestateIOWA
County/zone typecz_typeC
County/zone namecz_nameDUBUQUE
Latitudelat42.403
Longitudelon-90.709
End latitudeend_lat42.403
End longitudeend_lon-90.709
Deaths directdeaths_direct0
Deaths indirectdeaths_indirect0
Injuries directinjuries_direct0
Injuries indirectinjuries_indirect0
Damage propertydamage_property0.00K
Damage cropsdamage_crops0.00K
Weather forecast office sourcewfo_sourceASOS
Episode narrativeepisode_narrativeHot and humid conditions prevailed across the region July 27, as a warm front lifted northward into northeast Iowa. Showers and thunderstorms developed along the Highway 20 corridor in Dubuque, Jo Daviess and Stephenson Counties during the early evening hours of July 27. They continued to redevelop and move over the same areas for about 18 hours. Record-setting rainfall totals of 7 to 15 inches resulted in flash flooding of much of the area. The Mississippi River at Dubuque, IA even rose about 4 feet in 12 hours due to the excessive rainfall. In addition to the heavy rains and flooding, some of the stronger storms produced large hail and 2 brief tornadoes. High temperatures on July 27 topped out in the lower and middle 90s. Due to the high humidity levels, low temperatures the morning of July 28 only managed to slip into the 70s and lower 80s.
Event narrativeevent_narrativeAt 1137 am CDT July 28, it stopped raining at the Dubuque Regional Airport. The 24 hour total at this time was 10.62 inches, which actually fell within 18 hours! This is a new 24 hour rainfall record for Dubuque, IA. The previous record was 8.96 inches set on August 21 and 22, 2002. ||In addition, a new daily rainfall record of 3.27 inches was established for July 28. The previous record was 2.30 inches set in 1990.||This 24 hour total of 10.62 inches pushed the July total to a record 16.01 inches! The previous July record was 12.68 inches set just last year in 2010. ||In addition, the 16.01 inches July 2011 rainfall total also broke the all time monthly rainfall record! The previous record was 15.46 inches set in September 1965.
Yearyear2,011

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DUBUQUE — Heavy Rain — TerraPulse