The potent upper low pressure system responsible for severe thunderstorms and flooding over eastern New Mexico between the 22nd and 25th began lifting slowly northeast into the central Rockies on the 26th and 27th.
Read the full account →A strong storm system impacted the Southeast, resulting in an area of widespread heavy rain and embedded strong to severe thunderstorms that moved across western North Carolina during the late night and early morning hours.
Read the full account →A large ridge of high pressure was centered over the Great Lakes and Ohio Valley on July 25th, 2023. Convection developed along a lake breeze from Elyria, OH northeast to Erie, PA, just south of the I-90 corridor, as surface based CAPE values built to 2000-3000 j/kg by early…
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 →Several clusters of strong to severe thunderstorms moved southeast across portions of northwestern Arkansas during the early morning hours of the 14th.
Read the full account →Summary : Heavy snow on February 4-5, 2020 was followed by a period of heavy rain, February 5-7. Snow levels rose to near 5000 feet. The heavy rain and snow melt lead to moderate flooding and several landslides along the East Slopes of the Washington Cascades.
Read the full account →A near-record snowfall season across Minnesota and Wisconsin led to a snowpack with snow-water-equivilent (SWE) values of 4 to 6 inches across much of the region by mid-March.
Read the full account →A strong surface low deepened across the eastern Gulf of Mexico as high pressure dominated northeast of the region creating very strong onshore flow.
Read the full account →An area of low pressure tracked up the East Coast and intensified in the process as it brought widespread moderate to heavy rainfall across eastern New York on December 18, 2023. Rainfall totals were between 2 and 5 inches with the highest amounts across the eastern Catskills.
Read the full account →Hurricane Irma brought numerous impacts to the Florida Big Bend, southwest Georgia and southeast Alabama including widespread downed trees and power lines, roads blocked by trees, power outages, and trees on homes.
Read the full account →Tropical Storm Isaias moved up the east coast, passing through southern Maryland on the morning of Tuesday, August 4th, 2020, spawning several tornadoes as well as flooding rain and tropical storm force winds.
Read the full account →A strong atmospheric river with sub-tropical moisture moved out of the north Pacific and over Southeast Alaska. This impacted the northern inner channels with 24 to 36 hours of heavy precipitation from a deep upper level trough with a long fetch transporting a significant amount…
Read the full account →A slow moving frontal system produced widespread heavy rainfall and flooding across eastern New York from April 7-8, 2022. Rainfall amounts between 1.50 and 3.00 inches were common, though a few localized areas received upwards of 4.50 inches.
Read the full account →Ample moisture and a near-stationary boundary assisted in the development of slow moving thunderstorms late on June 14th. Precipitable water values exceeding 90% of climatology, which supported efficient rainfall.
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 →A slow moving frontal boundary in conjunction with rich low-level moisture and various upper level disturbances resulted in numerous rounds of heavy showers and thunderstorms from the afternoon of the 25th into the evening hours of the 27th across portions of central,…
Read the full account →Heavy rainfall throughout June led to many locations along the Mississippi River in Southeast Minnesota to enter flood stage which persisted into July.
Read the full account →A powerful storm system slowly moved from the Four Corners region northeastward through the Plains, leading to a prolonged period of precipitation across western South Dakota May 20-22.
Read the full account →This was the 2nd flood warning issued for the Fremont area associated with an ongoing ice jam. The first was in January. The ice jam persisted but significantly flooding wasn't significant in the interim. Flood Advisories were used to cover most of February.
Read the full account →A prolonged, active weather pattern persisted across Georgia through late March, culminating in a series of disturbances that impacted the region March 25th through March 28th.
Read the full account →A area of low pressure slowly moved across South Louisiana during the 12th, 13th, and 14th. A widespread area of 6 inches or more fell across the region with some locations receiving more than 20 inches.
Read the full account →A potent area of low pressure moved through the Gulf Coast states into the Southeast United States. Widespread gusty winds developed across North Carolina ahead of this low, and a line of showers and thunderstorms swept through North Carolina during the afternoon and evening…
Read the full account →This was the 2nd flood warning issued for the Fremont area associated with an ongoing ice jam. The first was in January. The ice jam persisted but significantly flooding wasn't significant in the interim. Flood Advisories were used to cover most of February.
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