Now · 6:35 AM
Grundy Weather & Hourly Forecast
United States · Virginia · 24614
Hourly Forecast for Grundy
In Grundy and, more broadly, across the state of Virginia: This morning, the skies are mostly cloudy, with temperatures starting out in the mid-60s to low 70s. Winds are gentle from the northeast at around 7 mph, with occasional gusts reaching 15 mph. As the day progresses, temperatures are expected to rise into the upper 70s, creating a warm and mild afternoon. There's a possibility of light rain, with total accumulation around 0.11 inches, and the maximum likelihood of rain occurring during the day. Winds will remain light and breezy, maintaining a northeast direction at similar speeds. Overall, residents can expect a mostly cloudy day with mild temperatures and a chance for light rain later in the afternoon.
15-Day Weather Outlook for Grundy
TEMPERATURE OUTLOOK
Temperature & Weather Trends in Grundy
AIR QUALITY FORECAST
Air Quality Forecast for Grundy
PM2.5 Fine particles Good 1,6µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 2,7µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 9,3µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 3,4µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
PM2.5 Fine particles Good 6,7µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 7,8µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 51,4µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 3,8µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
PM2.5 Fine particles Good 7,1µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 8,2µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 36,4µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 3,6µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
PM2.5 Fine particles Good 7,3µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 8,7µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 32,1µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 4,0µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
PM2.5 Fine particles Good 6,6µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 8,2µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 38,4µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 6,6µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
UV & HEALTH
UV, Sun & Health Outlook in Grundy
Today's weather health advice
Open today's recommendations.
Moderate UV risk
Sunglasses and sun protection are recommended for prolonged exposure.
Good air quality
Air quality is good and outdoor activities can be enjoyed normally.
Comfortable temperature conditions
Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.
Good conditions for outdoor activities
Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.
WIND OUTLOOK
Hourly Wind Forecast for Grundy
Tonight's Stargazing & Shooting Stars
Excellent observing conditions. Best local viewing window: 6:00 AM–7:00 AM.
Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.
DISCOVER WEATHER NEARBY Weather in other cities
Explore current conditions and forecasts for other locations.
Forecast data for Grundy were last refreshed today at 6:35 AM. The current forecast period extends through 27/09/2026 at 4:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.