248
FNUS71 KLWX 040109
FWSLWX

Spot Forecast for Building Evacuation...Montgomery County, MD - Office of Emergency
National Weather Service Baltimore MD/Washington DC
809 PM EST Wed Dec 3 2025

Forecast is based on forecast start time of 2100 EST on December 03.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office if you have questions
or concerns with this forecast.

.DISCUSSION...

Cold and dry conditions look to continue through tonight with high
pressure nearby. A reinforcing cold front will pass through the area
Thursday delivering blustery conditions. Light wintry precipitation
chances return Friday as low pressure passes to the south. High pressure
briefly returns this weekend before a pair of clipper-like systems
impact the area early next week.

Wind gusts Thursday afternoon will hover between 15
to 25 mph as a dry cold front pushes through. Precipitation
chances return from the south Friday into Friday night. Overall
amounts remain around a tenth of an inch or less (liquid equivalent).

.REST OF TONIGHT...

Sky/weather.........Mostly clear (10-20 percent).
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Min temperature.....Around 27.
Max humidity........96 percent.
Surface winds (mph).Light winds.

TIME (EST)      9 PM   11 PM  1 AM   3 AM   5 AM
Sky (%).........4      9      14     23     25
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0
Chc of thdr (%).0      0      0      0      0
Temp............32     31     30     28     27
RH..............88     92     92     92     88
Surface wind....SW 3   SW 3   W 3    W 3    NW 3
Surface wnd gst.7      8      7      6      8

.THURSDAY...

Sky/weather.........Mostly sunny (45-55 percent) then becoming
                    mostly cloudy (70-80 percent) then becoming
                    mostly sunny (30-40 percent).
Chance of pcpn......10 percent.
Chance of thunder...0 percent.
Max temperature.....Around 40.
Min humidity........57 percent.
Surface winds (mph).Light winds becoming northwest 5 to 14 mph with
                    gusts to around 26 mph.

TIME (EST)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........31     47     74     72     32     19
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      10     0      0
Chc of thdr (%).0      0      0      0      0      0
Temp............27     29     35     39     39     38
RH..............85     85     75     64     62     57
Surface wind....NW 3   NW 6   NW 10  NW 13  NW 14  NW 13
Surface wnd gst.9      13     21     25     26     24

.THURSDAY NIGHT...

Sky/weather.........Partly cloudy (25-35 percent) then becoming
                    mostly cloudy (65-75 percent).
Chance of pcpn......10 percent.
Chance of thunder...0 percent.
Min temperature.....Around 21.
Max humidity........71 percent.
Surface winds (mph).Northwest winds 5 to 10 mph with gusts to
                    around 21 mph in the evening becoming light.

TIME (EST)      6 PM      9 PM      MIDNGT    3 AM
Sky (%).........19        15        34        65
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Chc of pcpn (%).0         0         0         10
Chc of thdr (%).0         0         0         0
Temp............32        27        24        22
RH..............63        68        65        68
Surface wind....NW 10G21  N 7G14    N 5G9     NE 3G8

$$
Forecaster...Rosa
Requested by...Matthias Miziorko
Type of request...SAR
.TAG 2527013.0/LWX
.DELDT 12/03/25
.FormatterVersion 2.0.0
.EMAIL matthias.miziorko@montgomerycountymd.gov