Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

Lat: 44.38°NLon: 100.29°WElev: 1742ft.

Fair

66°F

19°C

Humidity	90%
Wind Speed	NE 14 mph
Barometer	29.84 in (1008.8 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	17 Aug 5:53 am CDT

More Information:

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

Extended Forecast for

8 Miles SSW Blunt SD

Severe T-storm Watch until August 17, 07:00am

Click here for hazard details and duration

...

Severe T-storm Watch until August 17, 07:00am
NOW until 7:00am Sun
Severe T-storm Watch
Today
High: 91 °F
Severe
Thunderstorms
Tonight
Low: 66 °F
Slight Chance
T-storms then
Partly Cloudy
Monday
High: 92 °F
Hot
Monday Night
Low: 63 °F
Slight Chance
T-storms
Tuesday
High: 91 °F
Hot
Tuesday Night
Low: 64 °F
Clear
Wednesday
High: 93 °F
Hot
Wednesday Night
Low: 67 °F
Mostly Clear

Detailed Forecast

Today

A chance of showers and thunderstorms, mainly before 10am. Some of the storms could be severe. Mostly cloudy, then gradually becoming sunny and hot, with a high near 91. Heat index values as high as 98. East northeast wind 10 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

Tonight

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 66. North northeast wind 6 to 10 mph. Chance of precipitation is 10%.

Monday

Mostly sunny and hot, with a high near 92. North northeast wind 6 to 9 mph.

Monday Night

A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63. East wind 6 to 10 mph. Chance of precipitation is 20%.

Tuesday

Sunny and hot, with a high near 91. East wind 6 to 10 mph.

Tuesday Night

Clear, with a low around 64. East southeast wind 7 to 11 mph.

Wednesday

Sunny and hot, with a high near 93. Southeast wind 7 to 15 mph, with gusts as high as 24 mph.

Wednesday Night

Mostly clear, with a low around 67. South southeast wind 14 to 17 mph.