Cornwall, VA Weather Forecast

Local 7-day forecast

92°
F

Mostly Sunny then Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Cornwall, VA in one place.

Thursday, September 17, 2026
Wind: 2 mph W
Thursday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. West wind around 2 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Cornwall, VA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 16, 2026 8:09 AM EDT.

The active forecast window currently covers Sep 17 to Sep 22, 2026 for Cornwall, VA.

Page Snapshot

Page focus
city weather
Forecast window
Sep 17 to Sep 22, 2026
Latest sync
Sep 16, 2026 8:09 AM EDT
Forecast office
RNK
Source
NOAA / NWS
Next High
92°F
Thursday
Next Low
68°F
Thursday Night
Rain Outlook
10
Periods mentioning precipitation
Windiest
1 to 5 mph
Sunday

Daily Outlook

Today
Sep 17
Mostly Sunny then Chance Showers And Thunderstorms
92 °F
/ 68°F
Wind 2 mph
Fri
Sep 18
Partly Sunny then Showers And Thunderstorms Likely
88 °F
/ 64°F
Wind 2 mph
Sat
Sep 19
Mostly Cloudy
81 °F
/ 63°F
Wind 3 mph
Sun
Sep 20
Partly Sunny then Chance Showers And Thunderstorms
86 °F
/ 64°F
Wind 1 to 5 mph
Mon
Sep 21
Showers And Thunderstorms Likely
84 °F
/ 63°F
Wind 0 to 3 mph
Tue
Sep 22
Chance Rain Showers
79 °F
/ 62°F
Wind 2 mph

This Week in Cornwall

Thursday looks like the warmest upcoming period in Cornwall at 92 degrees F.

Tuesday Night is the coolest period ahead with temperatures near 62 degrees F.

The strongest winds are forecast for Sunday at about 1 to 5 mph SW.

Precipitation is mentioned in 10 upcoming forecast periods.

Forecast Details

Last updated
Sep 16, 2026 8:09 AM EDT
Coverage
6 days
Time zone
America/New_York
Forecast office
RNK
Radar station
KFCX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Thursday Night
Sep 17
68°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
1 mph W

A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. West wind around 1 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

Friday
Sep 18
88°F
Partly Sunny then Showers And Thunderstorms Likely
2 mph N

Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 88. North wind around 2 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Friday Night
Sep 18
64°F
Showers And Thunderstorms Likely
2 mph NE

Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday
Sep 19
81°F
Mostly Cloudy
3 mph E

Mostly cloudy, with a high near 81.

Saturday Night
Sep 19
63°F
Mostly Cloudy
2 mph S

Mostly cloudy, with a low around 63.

Sunday
Sep 20
86°F
Partly Sunny then Chance Showers And Thunderstorms
1 to 5 mph SW

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.

Sunday Night
Sep 20
64°F
Chance Showers And Thunderstorms
0 to 3 mph E

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

Monday
Sep 21
84°F
Showers And Thunderstorms Likely
0 to 3 mph SE

A slight chance of rain showers between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 60%.

Monday Night
Sep 21
63°F
Showers And Thunderstorms Likely
2 mph E

Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

Tuesday
Sep 22
79°F
Chance Rain Showers
2 mph E

A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.

Tuesday Night
Sep 22
62°F
Chance Showers And Thunderstorms
2 mph E

A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

Detailed Forecast

Period Conditions Temp Wind
Thursday
Sep 17
Mostly Sunny then Chance Showers And Thunderstorms
92°F
2 mph
W
Thursday Night
Sep 17
Slight Chance Showers And Thunderstorms then Partly Cloudy
68°F
1 mph
W
Friday
Sep 18
Partly Sunny then Showers And Thunderstorms Likely
88°F
2 mph
N
Friday Night
Sep 18
Showers And Thunderstorms Likely
64°F
2 mph
NE
Saturday
Sep 19
Mostly Cloudy
81°F
3 mph
E
Saturday Night
Sep 19
Mostly Cloudy
63°F
2 mph
S
Sunday
Sep 20
Partly Sunny then Chance Showers And Thunderstorms
86°F
1 to 5 mph
SW
Sunday Night
Sep 20
Chance Showers And Thunderstorms
64°F
0 to 3 mph
E
Monday
Sep 21
Showers And Thunderstorms Likely
84°F
0 to 3 mph
SE
Monday Night
Sep 21
Showers And Thunderstorms Likely
63°F
2 mph
E
Tuesday
Sep 22
Chance Rain Showers
79°F
2 mph
E
Tuesday Night
Sep 22
Chance Showers And Thunderstorms
62°F
2 mph
E
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.