National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Flooding in the Southwest and Along the East Coast

A multi-day heavy rainfall event is set to begin across New Mexico into west Texas Tuesday through Wednesday. Flash flooding and debris flows in the vicinity of burn scars will also be possible. A strong coastal low will develop offshore of the Mid-Atlantic coast midweek, bringing heavy rainfall, strong winds and coastal flooding to much of the East Coast through Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Grants, Grants-Milan Municipal Airport (KGNT)

Lat: 35.17°NLon: 107.9°WElev: 6522ft.

Fair

50°F

10°C

Humidity 68%
Wind Speed Calm
Barometer 30.25 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 22 Sep 1:55 am MDT
Extended Forecast for

Grants NM

Flood Watch September 22, 12:00pm until September 23, 06:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Partly cloudy, with a low around 52. Southeast wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 72. Southeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 52. Southeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 9am. High near 62. Southeast wind around 5 mph. Chance of precipitation is 80%.

    High: 62 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 50. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 52. Southeast wind around 5 mph.
Tuesday
A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 72. Southeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 52. Southeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers, with thunderstorms also possible after 9am. High near 62. Southeast wind around 5 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 50. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grants NM
 35.16°N 107.83°W (Elev. 6480 ft)
Last Update:
12:31 am MDT Sep 22, 2026
Forecast Valid:
2am MDT Sep 22, 2026-6pm MDT Sep 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation