Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies; Heavy Rain in Guam

A storm system moving over the Rockies today will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. Heavy snow expected from northwestern Wyoming into southern Montana. Ongoing heavy showers and thunderstorms from Invest 96W could result in localized flash flooding, particularly in central or southern Guam early this morning. Read More >

Hazardous Weather Conditions

Coastal Flood Statement until October 16, 05:00 AM EDT

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73° N Lon: 81.05° W Elev: 13 ft.

Fair

82°F

28°C

Humidity	63%
Wind Speed	E 12 mph
Barometer	29.83 in (1010.0 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Heat Index	85°F (29°C)
Last update	15 Oct 5:53 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Monroe Middle Keys

Tonight

Mostly clear with a slight chance of showers. Lows in the mid 70s. Northeast winds near 10 mph. Chance of rain 10 percent.

Thursday

Mostly sunny with a slight chance of showers. Highs in the mid 80s. Northeast winds near 10 mph. Chance of rain 20 percent.

Thursday Night

Partly cloudy with a slight chance of showers. Lows in the mid 70s. Northeast winds 10 to 15 mph, increasing to near 15 mph. Chance of rain 20 percent.

Friday

Mostly sunny with a slight chance of showers. Becoming breezy. Highs in the mid 80s. Northeast winds near 15 mph, increasing to 15 to 20 mph. Chance of rain 20 percent.

Friday Night

Partly cloudy with a slight chance of showers. Breezy early. Northeast to east winds 15 to 20 mph, decreasing to near 15 mph. Lows in the mid to upper 70s. Chance of rain 20 percent.

Saturday

Partly sunny with a slight chance of showers. Highs in the mid 80s. Chance of rain 20 percent.

Saturday Night Through Monday

Partly cloudy with a chance of showers. Lows in the mid to upper 70s. Highs in the mid 80s. chance of rain 30 percent.

Monday Night Through Wednesday

Partly cloudy with a slight chance of showers. Lows in the upper 70s. Highs in the mid 80s. chance of rain 20 percent.