Low pressure rapidly intensified into a strong storm (980 mb) and tracked over western New England on the morning of January 17th. This allowed for a strong easterly flow to develop as the system passed to our west.
Read the full account →Beginning on December 22nd a powerful storm was developing over the Ohio River Valley. On December 23rd the center of the storm was deepening rapidly (974mb) as it lifted through the eastern Great Lakes.
Read the full account →Widespread flash flooding developed along Johnson's Draw and the Devil's River in response to very heavy rainfall with accumulations of up to 5 inches. Flash flooding began in the city of Del Rio shortly after midnight.
Read the full account →Highways 145 and 146, the two main arteries through Pope County, were closed by high water and debris. A vehicle attempting to cross a flooded highway became submerged in floodwater.
Read the full account →Showers and thunderstorms began reforming across the I-35 corridor from San Antonio to New Braunfels near sunrise, and by mid-morning, had produced an additional rainfall averaging 1 to 2 inches from San Antonio and New Braunfels southeastward into the Seguin and Floresville…
Read the full account →A major atmospheric river impacted Southern California February 13th through 15th bringing heavy rain and high winds. Over the course of 48 hours, many mountain locales recorded 8 to 10 inches of rain, with Palomar Mountain (San Diego County) recording over 10 inches of rain in…
Read the full account →Excessive rainfall, flash flooding, and severe winds occurred on this Monday afternoon and evening. Widely scattered thunderstorms began forming around 1 PM CST along and west of Highway 183.
Read the full account →Mid-level westerly flow of 45-70kts streamed over the Great Lakes/Upper Ohio Valley. A shortwave trough embedded within this zonal flow entered the region and moved eastward throughout the day, helping to provide forcing for ascent and strengthening of deep layer shear.
Read the full account →Heavy rainfall (1.5 to 2.5 inches) and snowmelt led to the formation of a significant ice jam on the East Branch of the Ausable River at Au Sable Forks, NY during the late morning to early afternoon hours of 18 February, 2022.
Read the full account →The second warmest December on record for Eastern Kentucky finished with a warm and moist air mass in place on New Year's Eve. A developing warm front slowly lifted northward out of the Tennessee Valley during the early morning hours on New Year's Day 2022 and stalled near the…
Read the full account →On the morning of the 21st, a cold front extended southwestward from southern ON to far-northwestern OH. This front drifted southeastward through the early evening, when it became located in vicinity of the major axis of Lake Erie, west-central OH, and east-central IN.
Read the full account →A slow-moving upper trough combined with a stalling front, and a large swath of tropical moisture, to produce record and near-record rainfall across parts of North Texas late August 21 through August 22.
Read the full account →While thunderstorm coverage was not as widespread compared to the previous day, July 21, 2022, was still a very active monsoon day for northern New Mexico in part due to the training of thunderstorms along the Hermits Peak and Calf Canyon burn scar.
Read the full account →A deluge of showers and thunderstorms continuously rocked West Virginia during the final week of July as a stationary frontal boundary remained draped over the state for a prolonged period of time.
Read the full account →As an area of high pressure remained centered east of New Mexico, deep monsoonal moisture continued to surge into northern and central New Mexico on June 26, 2022.
Read the full account →A very moist (PWATs 2.0+ inches) and unstable (MLCAPE 2000-3000 J/KG) air mass led to be a very conducive environment for vigorous thunderstorm activity across portions of southwest Arizona.
Read the full account →A very warm, moist, and unstable airmass was in place across the Mid-South ahead of an approaching cold front. Dewpoints ranged from 75 to 80 degrees across the area. As the cold front sagged south, an upper-level disturbance pushed into the region, causing an increase in shear.
Read the full account →An upper low over the Central Plains moved into the Upper Mississippi Valley during the evening hours of Friday, March 14, 2025. Increasing moisture advection ahead of an approaching cold front lifted dewpoints into the low to mid 60s.
Read the full account →Significant flash flooding occurred over west Kentucky, as anomalously high amounts of low-level moisture streamed northward over a warm front that became stationary along the Tennessee border.
Read the full account →An upper low over the Central Plains moved into the Upper Mississippi Valley during the evening hours of Friday, March 14, 2025. Increasing moisture advection ahead of an approaching cold front lifted dewpoints into the low to mid 60s.
Read the full account →Numerous severe thunderstorms impacted portions of central and southern Oklahoma and western-north Texas early on the morning of the 2nd. Synoptically, this convective episode was driven by the approach of a weak shortwave trough rounding the periphery of a broader upper system…
Read the full account →Slow-moving thunderstorms resulted in flooding and flash flooding across portions of southern Herkimer County during the afternoon and early evening hours on May 6, 2025.
Read the full account →This episode once again featured widespread severe convection across the central and southern extents of the WFO Norman Forecast Area from the afternoon of the 25th into early morning of the 26th.
Read the full account →This episode once again featured widespread severe convection across the central and southern extents of the WFO Norman Forecast Area from the afternoon of the 25th into early morning of the 26th.
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