Weather Forecast for Jamestown

Virginia, United States of America

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Sunny

Current Weather - Jamestown: 26°C

Virginia, United States of America

Sunny

Feels like 29°C

Wind

10 km/h SW

Humidity

88%

Pressure

1018 mb

UV Index

0

Visibility

16 km

Sunny

Sunny

Friday, July 03, 2026

High

41°C

Low

25°C

Rain Chance

4%

Hourly Forecast

Sunny 39°C
12:00
Sunny 40°C
13:00
Sunny 41°C
14:00
Sunny 41°C
15:00
Sunny 41°C
16:00
Sunny 41°C
17:00
Sunny 39°C
18:00
Sunny 36°C
19:00
Sunny 33°C
20:00
Clear 31°C
21:00
Patchy rain nearby 30°C
22:00
Clear 29°C
23:00
Jul 04

Day Statistics

Maximum Wind

16 km/h

Humidity

60%

Precipitation

0 mm

UV Index

10

Visibility

10 km

Rain Chance

4%

Snow Chance

0%

Sun & Moon

Sunrise

05:51 AM

Sunset

08:31 PM

Moonrise

11:04 PM

Moonset

09:21 AM

Moon Phase

Waning Gibbous

Moon Illumination

79%

Air Quality

PM2.5

13.3

μg/m³

PM10

16.1

μg/m³

NO₂

2.5

μg/m³

O₃

93.5

μg/m³

SO₂

1.3

μg/m³

CO

136.1

μg/m³

US EPA Index: 1 GB DEFRA Index: 2

Solar Radiation Data

Shortwave Radiation

0.02

Diffuse Radiation

0.02

DNI

0

GTI

0

Weather Alerts

Heat Advisory issued July 2 at 2:31AM EDT until July 2 at 8:00PM EDT by NWS Wakefield VA

Southampton; Chesapeake; Virginia Beach; Newport News; Hampton/Poquoson; Isle of Wight; Suffolk; Norfolk; Portsmouth Jul 2, 02:31 AM - Jul 3, 02:45 AM
Severity: Moderate Urgency: Expected

* WHAT...For the Heat Advisory, heat index values up to 107 expected. For the Extreme Heat Warning, dangerously hot conditions with heat index values 110 or greater expected. * WHERE...Chesapeake, Suffolk, and Virginia Beach, and Hampton/Poquoson, Isle of Wight, Newport News, Norfolk, Portsmouth, and Southampton Counties. * WHEN...For the Heat Advisory, from 10 AM this morning to 8 PM EDT this evening. For the Extreme Heat Warning, from 10 AM to 8 PM EDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Event: Heat Advisory Certainty: Likely Category: Met

Extreme Heat Warning issued July 2 at 2:31AM EDT until July 3 at 8:00PM EDT by NWS Wakefield VA

Southampton; Chesapeake; Virginia Beach; Newport News; Hampton/Poquoson; Isle of Wight; Suffolk; Norfolk; Portsmouth Jul 2, 02:31 AM - Jul 3, 02:45 AM
Severity: Severe Urgency: Expected

* WHAT...For the Heat Advisory, heat index values up to 107 expected. For the Extreme Heat Warning, dangerously hot conditions with heat index values 110 or greater expected. * WHERE...Chesapeake, Suffolk, and Virginia Beach, and Hampton/Poquoson, Isle of Wight, Newport News, Norfolk, Portsmouth, and Southampton Counties. * WHEN...For the Heat Advisory, from 10 AM this morning to 8 PM EDT this evening. For the Extreme Heat Warning, from 10 AM to 8 PM EDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Event: Extreme Heat Warning Certainty: Likely Category: Met