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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Philip, Philip Airport (KPHP)

Lat: 44.05°NLon: 101.6°WElev: 2208ft.

Fair

85°F

29°C

Humidity 35%
Wind Speed SE 9 mph
Barometer 30.11 in (1017.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 1 Aug 10:55 am MDT
Extended Forecast for

Interior SD

Heat Advisory August 2, 10:00am until August 2, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Widespread haze. Sunny, with a high near 98. Southeast wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 98 °F

    Haze

  • Tonight

    Tonight: Widespread haze before midnight. Mostly clear, with a low around 72. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 29 mph.

    Low: 72 °F

    Breezy. Haze
    then Mostly
    Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 109. Breezy, with a south wind 15 to 20 mph, with gusts as high as 29 mph.

    High: 109 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. Breezy, with a southeast wind 15 to 23 mph, with gusts as high as 32 mph.

    Low: 72 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 90. Breezy, with a southwest wind 15 to 20 mph becoming northwest 24 to 29 mph in the morning. Winds could gust as high as 40 mph.

    High: 90 °F

    Decreasing
    Clouds and
    Breezy

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 57. Breezy, with a north wind 19 to 24 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 38 mph.

    Low: 57 °F

    Partly Cloudy
    and Breezy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before noon. Partly sunny, with a high near 78.

    High: 78 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
Widespread haze. Sunny, with a high near 98. Southeast wind 7 to 15 mph, with gusts as high as 24 mph.
Tonight
Widespread haze before midnight. Mostly clear, with a low around 72. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny and hot, with a high near 109. Breezy, with a south wind 15 to 20 mph, with gusts as high as 29 mph.
Sunday Night
Partly cloudy, with a low around 72. Breezy, with a southeast wind 15 to 23 mph, with gusts as high as 32 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 90. Breezy, with a southwest wind 15 to 20 mph becoming northwest 24 to 29 mph in the morning. Winds could gust as high as 40 mph.
Monday Night
A 30 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 57. Breezy, with a north wind 19 to 24 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 38 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before noon. Partly sunny, with a high near 78.
Tuesday Night
A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 96.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 98.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Interior SD
 43.72°N 101.98°W (Elev. 2343 ft)
Last Update:
11:02 am MDT Aug 1, 2026
Forecast Valid:
11am MDT Aug 1, 2026-6pm MDT Aug 7, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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