Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from August 18, 10:00 AM CDT until August 19, 08:00 PM CDT

Current conditions at

Muscle Shoals, North West Alabama Regional Airport (KMSL)

Lat: 34.74°NLon: 87.6°WElev: 548ft.

Fair

76°F

24°C

Humidity	88%
Wind Speed	Calm
Barometer	29.98 in (1014.5 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	76°F (24°C)
Last update	18 Aug 2:53 am CDT

More Information:

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

Extended Forecast for

3 Miles WNW Sheffield AL

Heat Advisory August 18, 10:00am until August 19, 08:00pm

Click here for hazard details and duration

Heat Advisory

Overnight
Low: 74 °F
Clear
Monday
High: 96 °F
Patchy Fog
then Sunny
Monday Night
Low: 73 °F
Mostly Clear
Tuesday
High: 96 °F
Sunny
Tuesday Night
Low: 73 °F
Mostly Clear
Wednesday
High: 95 °F
Sunny then
Chance
T-storms
Wednesday Night
Low: 72 °F
Slight Chance
T-storms then
Slight Chance
Showers
Thursday
High: 91 °F
Mostly Sunny
then Chance
T-storms
Thursday Night
Low: 71 °F
Partly Cloudy

Detailed Forecast

Overnight

Clear, with a low around 74. Calm wind.

Monday

Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming northeast around 5 mph in the afternoon.

Monday Night

Mostly clear, with a low around 73. Calm wind.

Tuesday

Sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming north northeast around 5 mph.

Tuesday Night

Mostly clear, with a low around 73. Calm wind.

Wednesday

A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95.

Wednesday Night

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 72. Chance of precipitation is 20%.

Thursday

A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.

Thursday Night

Partly cloudy, with a low around 71.

Friday

A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.

Friday Night

Partly cloudy, with a low around 71.

Saturday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.

Saturday Night

Partly cloudy, with a low around 70.