WASHINGTON & OREGON — A new multi-day atmospheric river event is taking aim at the Pacific Northwest, and forecasters warn that widespread 5–10 inches of rainfall could fall across western Oregon and Washington through early next week. With mountain totals approaching 14 inches, the region is facing another round of potentially serious flooding, landslides, and…
UNITED STATES — Much of the United States is on track for an unusually warm Christmas period as a powerful upper-level ridge expands across the country, driving temperatures well above seasonal averages and limiting cold air intrusions heading into the holiday week, according to long-range model guidance. Forecast data shows widespread positive temperature anomalies across…
NORTH CAROLINA — Exceptionally Dry Air Sets Up Unusual Static Shock Risk Tonight, North Carolina is experiencing one of its driest air masses of the season tonight, with dew points falling to around 0° to –4°, according to updated atmospheric data from WCNC. The sharp drop in moisture is creating conditions where static electricity becomes…
Mid-Atlantic — A Fast-Moving Winter System Produces Highly Variable Snow Totals, A quick-moving snowstorm crossed the Mid-Atlantic on Sunday, leaving behind sharply inconsistent snowfall totals that ranged from just 1 inch in some areas to over 4 inches in localized bands. The most dramatic variations were observed across the Baltimore metro region, where official totals…
WASHINGTON, OREGON — A powerful and fast-moving series of Pacific storms is preparing to strike the Pacific Northwest from Tuesday through Thursday, bringing region-wide damaging winds, heavy mountain snow, and renewed flooding concerns for rivers already swollen from last week’s historic rainfall. Forecast models and National Weather Service alerts show a high-impact setup developing, with…
UNITED STATES — A significant late-December pattern shift is taking shape, steering storms away from the central U.S. and toward northern states as a strong high-pressure ridge settles over the middle of the country. New model guidance highlights a notable transition as the final week of December approaches. Pacific systems that have been impacting the…
California — A Major Christmas-Week Pattern Shift Takes Shape, After nearly a month of unusually warm and dry conditions across the Desert Southwest and Southern California, a significant shift in the weather pattern is now developing just in time for the holiday period. Atmospheric indicators, Pacific satellite loops, and CPC guidance all point to a…
WASHINGTON STATE — A Major Flood Emergency is Building With the Heaviest Rainfall Still Ahead, Washington State is entering one of its most dangerous stretches of the winter season, with meteorologists warning that the worst flooding has not yet arrived. After multiple days of nonstop rainfall, new model data shows another 4–12 inches of additional…
LOS ANGELES, CALIFORNIA — After nearly a month of unusually warm and dry conditions across the Desert Southwest and Southern California, a significant pattern change is developing — and it’s expected to arrive just in time for the Christmas holiday period. Forecast confidence is growing that the persistent ridge keeping the region dry will weaken…
NEW YORK — A powerful and nearly stationary lake-effect snow band is hammering communities east of Lake Ontario this afternoon, producing extreme snowfall rates and rapidly deteriorating travel conditions across Oswego and Jefferson counties. Radar data shows reflectivity values nearing 40 dBZ, a signature commonly associated with 5–6 inches of snow per hour — some…