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

Significant Flood Threat Continues For South-Central U.S.

A widespread and significant flood risk continues across the south-central U.S. from repeated rounds of intense rain and strong to severe thunderstorms. Flash flood watches are in effect for large part of the ArkLaTex. Today's concern extends from the Louisiana and extreme Upper Texas Gulf Coast to northeastern Texas and southeastern Oklahoma before shifting to all of eastern Texas on Wednesday. Read More >

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Mostly Cloudy

27°C

81°F

Humidity 25%
Wind Speed NW 15 G 31 km/h
Barometer 1021.5 mb (30.17 in)
Dewpoint 6°C (42°F)
Visibility 16 km
Heat Index26°C (79°F)
Last update 18 May 1:54 pm EDT
Extended Forecast for

Boston MA

  • This
    Afternoon

    This Afternoon: Mostly cloudy, with a high near 27. West wind 18 to 21 km/h.

    Mostly Cloudy

    High: 27 °C

  • Tonight

    Tonight: Mostly cloudy, with a low around 15. Northwest wind around 11 km/h.

    Mostly Cloudy

    Low: 15 °C

  • Wednesday

    Wednesday: Mostly sunny, with a high near 25. Northwest wind 11 to 14 km/h becoming east in the afternoon.

    Mostly Sunny

    High: 25 °C

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 14. Southeast wind 5 to 10 km/h becoming southwest after midnight.

    Mostly Clear

    Low: 14 °C

  • Thursday

    Thursday: Mostly sunny, with a high near 24. Northeast wind 8 to 16 km/h.

    Mostly Sunny

    High: 24 °C

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 14. Southeast wind 8 to 11 km/h.

    Mostly Cloudy

    Low: 14 °C

  • Friday

    Friday: Partly sunny, with a high near 23. Southeast wind 8 to 11 km/h.

    Partly Sunny

    High: 23 °C

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 15. Southwest wind around 10 km/h.

    Mostly Cloudy

    Low: 15 °C

  • Saturday

    Saturday: A chance of showers between 2pm and 3pm. Mostly cloudy, with a high near 22. Southwest wind 10 to 14 km/h. Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Showers

    High: 22 °C

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 27. West wind 18 to 21 km/h.
Tonight
Mostly cloudy, with a low around 15. Northwest wind around 11 km/h.
Wednesday
Mostly sunny, with a high near 25. Northwest wind 11 to 14 km/h becoming east in the afternoon.
Wednesday Night
Mostly clear, with a low around 14. Southeast wind 5 to 10 km/h becoming southwest after midnight.
Thursday
Mostly sunny, with a high near 24. Northeast wind 8 to 16 km/h.
Thursday Night
Mostly cloudy, with a low around 14. Southeast wind 8 to 11 km/h.
Friday
Partly sunny, with a high near 23. Southeast wind 8 to 11 km/h.
Friday Night
Mostly cloudy, with a low around 15. Southwest wind around 10 km/h.
Saturday
A chance of showers between 2pm and 3pm. Mostly cloudy, with a high near 22. Southwest wind 10 to 14 km/h. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 16. West wind 8 to 10 km/h.
Sunday
Partly sunny, with a high near 24. Northwest wind 10 to 13 km/h.
Sunday Night
Mostly cloudy, with a low around 15. West wind around 11 km/h.
Monday
Partly sunny, with a high near 22. North wind 14 to 16 km/h becoming east in the afternoon. Winds could gust as high as 32 km/h.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Boston MA
 42.34°N 71.05°W (Elev. 10 m)
Last Update:
12:51 pm EDT May 18, 2021
Forecast Valid:
2pm EDT May 18, 2021-6pm EDT May 24, 2021
 
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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