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Elev 466 ft, 39.12 °N, 77.16 °W

Derwood, MD Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Derwood, MD
Elevation: 466ft
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Active Weather Alerts

Cold Weather Advisory
Issued: 3:10 PM Jan. 23, 2026 – National Weather Service
...COLD WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
10 AM EST SATURDAY...

* WHAT...Very cold wind chills as low as 9 below expected.

* WHERE...Portions of DC, central, northeast, and northern Maryland,
and central, northern, northwest, and western Virginia.

* WHEN...From 8 PM this evening to 10 AM EST Saturday.

* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Wind chill
values can lead to hypothermia with prolonged exposure.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves.

&&

Winter Storm Warning
Issued: 3:03 PM Jan. 23, 2026 – National Weather Service
...WINTER STORM WARNING IN EFFECT FROM 11 PM SATURDAY TO 4 AM EST
MONDAY...

* WHAT...Heavy mixed precipitation expected. Total snow and sleet
accumulations between 7 and 14 inches, with highest in the far
northern and western suburbs of Washington and Baltimore. Ice
accumulations between one and two tenths of an inch.

* WHERE...Portions of DC, central, northeast, and northern Maryland,
and northern Virginia.

* WHEN...From 11 PM Saturday to 4 AM EST Monday.

* IMPACTS...Power outages and tree damage are likely due to the ice.
Travel could be nearly impossible. The hazardous conditions could
impact the Monday morning commute.

* ADDITIONAL DETAILS...Snow will likely overspread the area Saturday
night, becoming heavy at times with rates of one to two inches per
hour possible at times. A mix with sleet or freezing rain is
expected Sunday. Significant icing is possible especially south of
Highway 50. Visibility of one-quarter mile or less is possible at
times. A prolonged period wind chills in the teens and single
digits is likely beginning this evening and lasting through the
middle of next week, with sub-zero wind chills possible at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

Persons should consider delaying all travel. Motorists should use
extreme caution if travel is absolutely necessary.

&&

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