Baltimore and DC Brace for Extended Cold Snap

National Weather Service warns of prolonged frigid conditions and potential coastal storm

Jan. 28, 2026 at 7:31am

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The National Weather Service has extended cold weather advisories for the Baltimore and Washington, DC regions through the end of the week, warning residents to brace for persistent Arctic air, blowing snow, and hazardous travel conditions. While a potential coastal storm remains under close watch, meteorologists are still assessing the details that will determine its formation and trajectory.

Why it matters

The prolonged cold snap and possibility of a significant coastal storm could have widespread impacts on transportation, infrastructure, and vulnerable populations in the region. Residents need to stay informed and prepared as the weather situation continues to evolve.

The details

The National Weather Service has issued extended Cold Weather Advisories for the Baltimore and DC metro areas, with the mountain regions under advisories until Thursday morning. Persistent cyclonic flow and reinforcing shots of Arctic air will result in bitterly cold conditions through the end of the week. There is also an expectation for river ice to continue thickening. After recent snowfall, the Allegheny Mountains may see additional accumulation Wednesday into Thursday, with blowing snow creating hazardous travel conditions.

  • The Cold Weather Advisories have been extended through the end of the week.
  • Snow showers are expected in the Allegheny Mountains on Wednesday and Thursday.
  • A potential coastal storm remains under close watch for the weekend.

The players

National Weather Service

The federal agency responsible for weather forecasting and issuing advisories and warnings.

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What they’re saying

“Persistent cyclonic flow with multiple reinforcing shots of Arctic air will result in bitterly cold conditions through the end of the week.”

— National Weather Service (hoodline.com)

What’s next

Meteorologists will continue to monitor the potential coastal storm and provide updates on its formation and trajectory as the weekend approaches.

The takeaway

Residents in the Baltimore and Washington, DC regions need to remain vigilant and prepared for prolonged cold weather, potential snow, and the possibility of a significant coastal storm in the coming days. Staying informed of the latest weather advisories and forecasts is crucial to ensuring public safety.