Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17° N Lon: 77.17° W Elev: 495 ft.

Fog/Mist

70°F

21°C

Humidity NA
Wind Speed Calm
Barometer 30.07 in (1019.3 mb)
Dewpoint NA
Visibility 3.00 mi
Last update 29 Jun 5:56 am EDT
Detailed forecast for

Northwest Montgomery

Rest Of The Overnight
Mostly cloudy. Patchy fog. Lows in the mid 60s. Light and variable winds.
Today
Patchy fog in the morning. Partly sunny. Highs in the mid 80s. Northeast winds around 5 mph, becoming southeast in the afternoon.
Tonight
Mostly clear. Lows in the mid 60s. South winds around 5 mph.
Tuesday
Sunny. Highs in the upper 80s. South winds 5 to 10 mph.
Tuesday Night
Mostly clear. Lows around 70. South winds 5 to 10 mph.
Wednesday
Sunny, hot with highs in the upper 90s.
Wednesday Night
Mostly clear. Lows in the mid 70s.
Thursday
Sunny, hot with highs around 100. Heat index values up to 110.
Thursday Night
Clear. Lows in the mid 70s.
Friday
Sunny, hot with highs around 100. Heat index values up to 110.
Friday Night
Partly cloudy. Lows in the mid 70s.
Independence Day
Mostly sunny with a chance of showers and thunderstorms. Hot with highs in the upper 90s. Chance of rain 40 percent.
Saturday Night
Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 40 percent.
Sunday
Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 40 percent.



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456 AM EDT Mon Jun 29 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database