Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Hazardous Weather Conditions

Severe Thunderstorm Watch in effect from July 12, 02:50 PM EDT until July 12, 09:00 PM EDT

Current conditions at

Rock Hill, Rock Hill - York County Airport (KUZA)

Lat: 34.98°NLon: 81.06°WElev: 669ft.

A Few Clouds

88°F

31°C

Humidity	55%
Wind Speed	NE 7 mph
Barometer	30.07 in (1016.6 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	93°F (34°C)
Last update	12 Jul 2:54 pm EDT

More Information:

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

Extended Forecast for

Lancaster SC

Severe T-storm Watch until July 12, 09:00pm

Click here for hazard details and duration

Severe T-storm Watch

Severe T-storm Watch until July 12, 09:00pm
NOW until 9:00pm Sun
Severe T-storm Watch
This Afternoon
High: 91 °F
T-storms
Likely
Tonight
Low: 68 °F
T-storms
Likely and
Patchy Fog
Monday
High: 80 °F
Chance
T-storms and
Patchy Fog
then T-storms
and Patchy
Fog
Monday Night
Low: 66 °F
T-storms then
Showers
Likely
Tuesday
High: 82 °F
Chance
Showers then
Showers
Likely
Tuesday Night
Low: 68 °F
Showers
Likely then
Slight Chance
Showers
Wednesday
High: 88 °F
Mostly Sunny
then Chance
T-storms
Wednesday Night
Low: 70 °F
Chance
T-storms then
Mostly Clear

Detailed Forecast

This Afternoon

Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 91. Light northwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely before 5am, then a chance of showers. Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. Patchy fog before 2pm, then patchy fog after 5pm. High near 80. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 5am, then a chance of showers after 5am. Low around 66. Northeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Northeast wind 7 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.

Wednesday Night

A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 70. Chance of precipitation is 30%.

Thursday

Sunny, with a high near 93.

Thursday Night

Mostly clear, with a low around 73.

Friday

Sunny, with a high near 94.

Friday Night

Partly cloudy, with a low around 72.