A deep, negatively tilted upper level trough and associated occluded front passed from the central Mississippi River Valley on January 9th toward the lower New England region by the morning of the 10th.
Read the full account →Thunderstorms developed during the afternoon and evening hours as an inverted surface trough, extending from low pressure in western South Dakota, and a warm front, extending from far south central North Dakota into the James River Valley, moved through.
Read the full account →A series of shortwave troughs traversing the northern CONUS brought unsettled weather to the area for the end of June. On the 21st, a stationary front was draped across northeast Nebraska into Iowa.
Read the full account →Major hurricane Ida made landfall as a strong category four hurricane around 11:55am on August 29 near Grand Isle, LA. It then moved very slowly north through south central Louisiana and into Mississippi on August 30.
Read the full account →Francine originated from a tropical wave that emerged off the West coast of Africa on August 28th. The wave traversed the tropical Atlantic Ocean with minimal organization, reaching the Leeward Islands by September 1st.
Read the full account →Francine originated from a tropical wave that emerged off the West coast of Africa on August 28th. The wave traversed the tropical Atlantic Ocean with minimal organization, reaching the Leeward Islands by September 1st.
Read the full account →Francine originated from a tropical wave that emerged off the West coast of Africa on August 28th. The wave traversed the tropical Atlantic Ocean with minimal organization, reaching the Leeward Islands by September 1st.
Read the full account →A weak trough of low pressure over the Ohio and Tennessee valley region was in place, along with very anomalous moisture over the Carolinas. Scattered showers and storms over the Appalachians become widespread as they moved into central North Carolina in the evening and…
Read the full account →A stationary front remained draped across the southern Virginia border through the day on July 20, 2024. Meanwhile, a weak surface low developed along the front during the afternoon before moving offshore by the early evening.
Read the full account →A stationary front remained draped across the southern Virginia border through the day on July 20, 2024. Meanwhile, a weak surface low developed along the front during the afternoon before moving offshore by the early evening.
Read the full account →The moisture and remnants of Tropical Storm Fred moved across parts of the mid-Atlantic and northeast United States between August 18 to 20. As this feature moved over the central parts of New York and northeast Pennsylvania it produced locally heavy rainfall and severe flash…
Read the full account →A slow moving low pressure system brought widespread showers and thunderstorms to the area. The system tapped into deep tropical moisture resulting in very intense rainfall across a large portion of the area.
Read the full account →A surface low associated with a deep upper-level trough swept across north and central Georgia bringing widespread showers and thunderstorms, accompanied by heavy rain.
Read the full account →Multiple rounds of thunderstorms occurred from Monday April 8 through Wednesday April 10 as a deep low pressure system moved east through the Rockies, eventually transitioning to an open trough as it traversed the Plains.
Read the full account →Several locations across northeast Wisconsin had snow depths around a foot or more above normal for late February and early March. Temperatures across central and northern Wisconsin warmed above freezing during the daytime hours starting around March 8th.
Read the full account →An upper level low pressure system remained park across Baja California through October 17. This feature interacted with plenty of moisture and resulted in periods of very heavy rain from October 15 through the 17.
Read the full account →A very strong shortwave and associated cold front were approaching from the west on the morning of July 1st. Ahead of the front, a very warm and moist air mass was in place over New England with values of precipitable water around 2 inches.
Read the full account →An historic flash flooding event affected the central third of Middle Tennessee from the early morning hours on March 27 through the day into the early morning hours on March 28.
Read the full account →Beginning on April 6th and continuing through April 10th a series of Pacific atmospheric rivers were directed into Oregon, southeast Washington and central Idaho saturating the ground with heavy rainfall.
Read the full account →Hurricane Katrina was one of the strongest and most destructive hurricanes on record to impact the coast of the United States. It will likely be recorded as one the worst natural disaster in the history of the United States to date resulting in catastrophic damage and numerous…
Read the full account →Lake Erie continued its seasonal rise in February, rising 4 inches from January to February to a level of 573.82 feet. This level was a new record high monthly mean water level for February, surpassing its previous record set in 1987 by 5 inches.
Read the full account →An area of persistent heavy showers and thunderstorms affected an area from eastern Chittenden, Lamoille, northern Washington and western Caledonia counties during late afternoon on June 23, 2024.
Read the full account →During the evening of July 17th an area of low pressure slowly moved east along a stationary boundary that stretched from New York to Massachusetts.
Read the full account →A deep southerly flow over Colorado, ahead of a near stationary low pressure system over the Great Basin, pumped copious amounts of monsoonal moisture into the area. In addition, a weak stationary front stretched along the Front Range Foothills and Palmer Divide.
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