National Weather Service United States Department of Commerce

Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Washington CWSU

Center Weather Service Unit

PDWB_PCT

Weather.gov > Washington CWSU > PDWB_PCT
 
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The Pre-Duty Controller Weather Briefing is designed to increase controller situational awareness. It is produced by the Center Weather Service Unit three times daily. After hours or during changing weather this briefing may not represent the latest information. This product does not replace pilot pre-flight briefings.

 

KIAD
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DCA

Default Runway is None

DC Metro Gate Forecast website here.

.AVIATION /07Z WEDNESDAY THROUGH SUNDAY/... VFR conditions are expected at the terminals through the day today. Rain appears likely at times at MRB through the day, with the other terminals likely staying dry. Winds today will be out of the south-southwest today. MVFR ceilings and rain appear likely at all terminals for a few hours this evening. Snow may briefly mix in with the rain before precipitation ends, but no accumulation is expected. A strong cold front will move through overnight, causing winds to shift to out of the northwest. Gusts of 20-30 knots appear likely late tonight. VFR conditions and continued west to northwest winds (gusting 20-25 knots) are expected on Thursday. The winds may uptick slightly Thursday night, with gusts to around 35 knots possible at times. VFR conditions continue through Friday, with winds shifting to out of the south and gusting to around 20 knots. VFR conditions should largely prevail through Sunday. However, there are low probs (15-25%) of some rain or snow showers Saturday as a cold front moves through, and again Sunday (10-20%) as another wave scoots by. S to SW winds could gust to 20 kt Saturday, then W winds could gust to around 20 kt on Sunday. AVIATION...DHOF/KJP Update as of: 400 AM EST Wed Jan 14 2026

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