A deep plume of tropical moisture had spread over Northeast Pennsylvania ahead of the remnants of Tropical Storm Debby. Prolonged torrential rains blanketed the region during the night and early morning hours before becoming enhanced by the approaching tropical remnants.
Read the full account →A deep plume of tropical moisture had spread over Northeast Pennsylvania ahead of the remnants of Tropical Storm Debby. Prolonged torrential rains blanketed the region during the night and early morning hours before becoming enhanced by the approaching tropical remnants.
Read the full account →A deep plume of tropical moisture had spread over Northeast Pennsylvania ahead of the remnants of Tropical Storm Debby. Prolonged torrential rains blanketed the region during the night and early morning hours before becoming enhanced by the approaching tropical remnants.
Read the full account →A deep plume of tropical moisture had spread over Central New York ahead of the remnants of Tropical Storm Debby. Prolonged torrential rains blanketed the region during the night and early morning hours before becoming enhanced by the approaching tropical remnants.
Read the full account →By impact standards, this was the least impactful of the four days. By 12Z Friday morning, August 2nd, the cold/stationary front to our northwest finally started to push eastward into western Kentucky. A line of storms had already developed along it and pushed well ahead of it.
Read the full account →A mesoscale convective vortex was situated over the border of southeast Kansas and southwest Missouri during the early afternoon hours on May 31, 2024 before slowly continuing to push northeast over the Missouri Ozarks during the late afternoon/evening and into the overnight…
Read the full account →On December 27, 2024, Jackson County, Mississippi, experienced a significant flash flood event as a slow-moving frontal boundary, combined with a deep tropical moisture feed from the Gulf of Mexico, produced excessive rainfall rates.
Read the full account →Potential Tropical Cyclone #8 located off the SC coast was classified by the National Hurricane Center on September 15 and a Tropical Storm Warning was issued for the entire coast of southeast NC and northeast SC at that time.
Read the full account →Despite a somewhat nebulous synoptic regime, with modest zonal upper flow across the southern Plains, widespread thunderstorm development emerged during the early morning of the 11th.
Read the full account →Despite a somewhat nebulous synoptic regime, with modest zonal upper flow across the southern Plains, widespread thunderstorm development emerged during the early morning of the 11th.
Read the full account →A slow moving cold front moved south into far northern Ohio before stalling during the morning hours of August 3rd, 2024, as weak low pressure moved east across the lower Great Lakes.
Read the full account →Potential Tropical Cyclone #8 located off the SC coast was classified by the National Hurricane Center on September 15 and a Tropical Storm Warning was issued for the entire coast of southeast NC and northeast SC at that time.
Read the full account →A storm system that had stalled over southeastern New Mexico for a couple days remained in place again on August 14, 2021. An abundant amount of moisture was also in place across eastern New Mexico with atmospheric moisture values well above normal.
Read the full account →The remnants of Hurricane Debbie moved north toward the area on August 8th, 2024. A strong southeast flow of wind on the system's northern extent, along with wet soils due to heavy rainfall, helped to cause downed trees and power lines over portions of Virginia.
Read the full account →A negatively-tilted trough passed from the western Gulf coast region early on the 29th northeast to the lower Ohio River Valley late in the day.
Read the full account →A nearly stationary front that extended south from West Virginia into Western Virginia and North Carolina Piedmont served as the focus for thunderstorm development during the afternoon of September 25.
Read the full account →A line of thunderstorms passed across the City of Roanoke between 7 pm and 8 pm EDT during the evening of the 19th. MRMS (Multi-Radar/Multi-Sensor System) data indicated rain falling at rates of between two and five inches per hour with these storms, with total accumulations…
Read the full account →An approaching cold front interacted with a hot and humid airmass to produce areas of showers and thunderstorms that produced heavy rain across portions of northern Wisconsin during the morning hours.
Read the full account →A deep stream of moisture was pulled northwestward from the Atlantic Ocean into the mountains of south-central Pennsylvania around an upper level low centered over the Ohio Valley during the afternoon and evening hours of May 13. 2025.
Read the full account →A southward moving cold front out of Virginia stalled out near the North Carolina border. Storms from the late evening on the 15th persisted into the early morning hours of the 16th along and south of the front, producing isolated flash flooding.
Read the full account →The strong southeast onshore flow on the 16th combined with the already high astronomical tides associated with the full moon to produce minor to moderate tidal flooding along the New Jersey oceanic coast and moderate to severe flooding in Delaware Bay in Cape May and Cumberland…
Read the full account →A storm system that moved through the area produced large hail, up to golfball size, and street flooding in parts of the metro area then spread east into the plains.
Read the full account →An upper level strong trough of low pressure moved down the California coast on May 6th, becoming an unseasonably deep (552 DM at 500 mb) closed low over Southern California on the 7th.
Read the full account →Hurricane Helene weakened to a strong tropical storm on the morning of 27 September across northeast Georgia. Helene continued to track to the west and northwest into the Tennessee Valley.
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