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 →Higher moisture moved into eastern and central New Mexico behind a backdoor front resulting in a greater coverage of showers and thunderstorms across the middle Rio Grande Valley, central mountain chain, and northeast New Mexico.
Read the full account →Scattered thunderstorms impacted Middle Tennessee during the afternoon and evening hours of June 16, 2025. With above normal atmospheric moisture values, these thunderstorms were capable of producing very heavy rain.
Read the full account →A deep upper level trough was observed exiting the southern Rockies during the morning of February 15th, with southwesterly windflow ahead of the trough allowing for a fetch of deep moisture from the western Gulf of America.
Read the full account →The monsoon high over northern Mexico built north into the desert southwest on July 6th and 7th. Daytime heating and moisture resulted in the development of scattered showers and storms across the northern and central mountains during the afternoon hours spreading east to lower…
Read the full account →A disturbance rotating north around the upper high circulation centered over south central U.S. followed by a backdoor front entering eastern New Mexico in the middle of the week increased monsoon moisture and shower and thunderstorm coverage across the state.
Read the full account →Multiple rounds of severe thunderstorm activity impacted portions of Oklahoma, mainly central and northern areas, from the morning of the 14th through daybreak on the 15th.
Read the full account →Multiple rounds of severe convection and flooding occurred from the predawn hours of the 29th into morning hours of the 30th. The most significant round of severe thunderstorm activity occurred across portions of western-north Texas on the evening of the 29th, where intense…
Read the full account →A slow-moving mesoscale convective vortex (MCV) produced severe weather and flash flooding during the morning and afternoon of the 26th. An initial complex of thunderstorms across southwestern Oklahoma and western-north Texas produced reports of thunderstorm wind damage and…
Read the full account →A broad low-pressure system brought several rounds of rain and a few strong, isolated thunderstorms to northeast South Dakota. The rain began on the morning of June 12th.
Read the full account →An upper level system coincided with abundant atmospheric moisture across the Texas Panhandle on the evening of the 24th. This resulted in scattered thunderstorms that eventually grew into widespread thunderstorm activity.
Read the full account →A thunderstorm developed over the City of Roanoke just before 6:45 pm EDT on August 21st, initially producing rainfall rates to nearly 5 per hour.
Read the full account →A historic flash flood and record rainfall occurred over portions of the Milwaukee Metropolitan Area and Southeast WI resulting in damages in the $100s Millions.
Read the full account →An influx of tropical moisture from tropical storms Pricilla and Raymond allowed for deep moisture as well as showers and thunderstorms to form from October 11th through October 14th.
Read the full account →An influx of tropical moisture from tropical storms Pricilla and Raymond allowed for deep moisture as well as showers and thunderstorms to form from October 11th through October 14th.
Read the full account →An influx of tropical moisture from tropical storms Pricilla and Raymond allowed for deep moisture as well as showers and thunderstorms to form from October 11th through October 14th.
Read the full account →A nearly stationary upper-level trough combined with tropical moisture remnants from Tropical Storms Priscilla and Raymond, which developed off the eastern Pacific, led to scattered to widespread thunderstorm activity across much of south-central AZ.
Read the full account →As high pressure slowly crept northward towards the Quad State region, ridging remained over the middle Mississippi River Valley. A slow-moving MCS moved through the northeastern half of the Quad State midday to near sunset.
Read the full account →A low-pressure center moved north from South Dakota to North Dakota with a warm front lifting to the north. This resulted in strong low-level wind shear over central North Dakota.
Read the full account →A troughing pattern from the Pacific brought in a late season monsoon burst of moisture to the Desert Southwest. Strong to severe thunderstorms developed over portions of the state with more locally heavy rainfall events occurring from the abundant monsoon moisture.
Read the full account →Following the catastrophic flooding that occurred in portions of Wheeling, WV late on the 14th, another round of slow moving storms developed along a stationary boundary over portions of northern West Virginia.
Read the full account →Historical flooding occurred in north central Nebraska as rivers, creeks and other streams rose due to the combination of snow, rain, and rapid snow melt on top of frozen ground.
Read the full account →An easterly wave that had been in place over southern New Mexico and Arizona all week finally tracked over New Mexico on August 20, 2022. As it did so, it brought an above normal amount of precipitation as precipitable water amounts rose to near record values.
Read the full account →An easterly wave that had been in place over southern New Mexico and Arizona all week finally tracked over New Mexico on August 20, 2022. As it did so, it brought an above normal amount of precipitation as precipitable water amounts rose to near record values.
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