Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from August 20, 12:00 PM MDT until August 21, 09:00 PM MDT

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

Lat: 42.4785°NLon: 114.47739°WElev: 4163.0ft.

Clear

93°F

34°C

Humidity	16%
Wind Speed	NW 9 MPH
Barometer	30.04 in (1017.27 mb)
Dewpoint	41°F (5°C)
Visibility	10.00 mi
Heat Index	89°F (32°C)
Last update	19 Aug 05:00 PM MDT

More Information:

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

Extended Forecast for

6 Miles SW Filer ID

Heat Advisory August 20, 12:00pm until August 21, 09:00pm

Click here for hazard details and duration

Heat Advisory

Tonight
Low: 62 °F
Mostly Clear
Thursday
High: 98 °F
Hot
Thursday Night
Low: 66 °F
Mostly Cloudy
Friday
High: 97 °F
Mostly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 71 °F
Slight Chance
T-storms then
Mostly Cloudy
Saturday
High: 92 °F
Hot
Saturday Night
Low: 64 °F
Slight Chance
Showers then
Mostly Cloudy
Sunday
High: 87 °F
Mostly Sunny
then Slight
Chance
T-storms
Sunday Night
Low: 60 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 62. Northeast wind 5 to 9 mph becoming south after midnight.

Thursday

Sunny and hot, with a high near 98. Southeast wind 6 to 9 mph becoming north in the afternoon.

Thursday Night

Mostly cloudy, with a low around 66. North northeast wind 6 to 9 mph becoming south southwest after midnight.

Friday

A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 97. South southeast wind 5 to 8 mph becoming east northeast in the afternoon.

Friday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 71. East northeast wind 8 to 13 mph becoming south southwest in the evening. Chance of precipitation is 20%.

Saturday

Partly sunny and hot, with a high near 92.

Saturday Night

A 20 percent chance of showers before midnight. Partly cloudy, with a low around 64.

Sunday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.

Sunday Night

Partly cloudy, with a low around 60.

Monday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.

Monday Night

Mostly cloudy, with a low around 61.