Scattered thunderstorms produced heavy rain during the morning of September 11th. A narrow swath of torrential rain fell across portions of the north side of Chicago causing widespread flash flooding and at least 2,000 basements to flood.
Read the full account →Unseasonably warm temperatures occurred in the first two weeks of April, with highs near 80 degrees occurring at times. These warm temps, along with occasional rain, resulted in melting of a deep snowpack on top of frozen ground which led to significant runoff into area…
Read the full account →Unseasonably warm temperatures occurred in the first two weeks of April, with highs near 80 degrees occurring at times. These warm temps, along with occasional rain, resulted in melting of a deep snowpack on top of frozen ground which led to significant runoff into area…
Read the full account →A moist and unstable air mass was in place from July 14 through July 15. This allowed for widespread, slow-moving storms to move across portions of central, southern, and southeastern Virginia. These storms produced heavy rain and widespread flash flooding in two rounds.
Read the full account →A multi-day significant heavy rainfall event from June 20-22 resulted in widespread rain totals between 5 and 10 inches across southwest Minnesota. As rainfall reached area streams and rivers, major to record flooding was observed, devastating multiple towns and communities.
Read the full account →A ridge of high pressure over eastern North America stalled Florence's forward motion a few miles off the southeast North Carolina coast on September 13th.
Read the full account →A multi-day significant heavy rainfall event from June 20-22 resulted in widespread rain totals between 5 and 10 inches with pockets in excess of 15 inches across portions of southeast South Dakota, northwest Iowa, and southwest Minnesota.
Read the full account →A slow moving front and an upper trough generated scattered thunderstorms on April 29, and widespread showers and thunderstorms on April 30, across much of North and Central Texas.
Read the full account →A broad tropical wave originating in the western Caribbean Sea moved across the Yucatan peninsula on June 15th and 16th, 2018. The slow moving but persistent system approached the Texas coast on Sunday, June 17th before finally arriving on June 18th.
Read the full account →A stationary front draped east to west across northern North Carolina provided the focus for training showers and thunderstorms during the evening of the 17th.
Read the full account →A plume of moisture from the tropical Pacific brought an Atmospheric River to the Bay Area January 26th-29th. This system generated heavy rain rates causing flooding and debris flows over area burn scars as well as 15 to 20 inches of rain in the Santa Lucia Mountains.
Read the full account →An anomalously-warm and moist air mass was in place across much of the Central Plains and Midwest, resulting in strong to perhaps extreme instability in addition to tropical-like precipitable water values exceeding 2.0 inches.
Read the full account →An anomalously-warm and moist air mass was in place across much of the Central Plains and Midwest, resulting in strong to perhaps extreme instability in addition to tropical-like precipitable water values exceeding 2.0 inches.
Read the full account →An anomalously-warm and moist air mass was in place across much of the Central Plains and Midwest, resulting in strong to perhaps extreme instability in addition to tropical-like precipitable water values exceeding 2.0 inches.
Read the full account →A very deep trough across the eastern seaboard allowed a deep, mild, moist flow from the Gulf of Mexico and the Atlantic ocean to feed into the northeast United States, including VT and NY on December 17th and 18th.||Surface low pressure across Florida on December 17th moved…
Read the full account →Rapid melting of much above normal snowpack caused widespread, and at times, extensive flooding over portions of west and central Upper Michigan from the 12th into the 25th.
Read the full account →A shortwave trough, dryline, and Pacific front all worked together to produce multiple rounds of thunderstorms Friday April 26 through Sunday April 28. All modes of severe weather took place across the region, along with multiple instances of flash flooding.
Read the full account →A shortwave trough, dryline, and Pacific front all worked together to produce multiple rounds of thunderstorms Friday April 26 through Sunday April 28. All modes of severe weather took place across the region, along with multiple instances of flash flooding.
Read the full account →Hurricane Katrina will likely go down as the worst and costliest natural disaster in United States history. The amount of destruction, the cost of damaged property/agriculture and the large loss of life across the affected region has been overwhelming.
Read the full account →Heavy rainfall and strong winds impacted much of Central Alabama June 19-20 as the Tropical Depression Claudette moved across the area. Significant flooding occurred along the I-20 corridor where storm total amounts were in the 3-6 inch range, with isolated amounts near 8…
Read the full account →A strong mid-level trough and an associated frontal zone crossed through the|Mid-South and took aim on the OH Valley. Strong forcing associated the energy aloft coupled with a gradually destabilizing boundary layer out ahead it set the stage for areas of locally heavy showers…
Read the full account →A frontal zone remained locked in place under southwest flow aloft as a series of mid-level waves moved across the region over a three day period.
Read the full account →During the late afternoon, and early evening of Thursday, June 23rd, a small complex of storms developed in central Minnesota. These storms were developing along an 850mb confluent boundary with an above normal plume of PWATs of 1.25.
Read the full account →An organized and slow moving low pressure area within a very moist airmass resulted in 9 to 15 inches of rain and historic flash flooding from the west side of Madison to Mazomanie, and south to Belleville.
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