Plan! needs attention 5 days Air + smoke Radar! needs attention Outdoor planning 1 2 3
Now
Temperature Rain Humidity Gusts 54° 10 AM 55° 1 PM 55° 5 PM 55° 6 PM 48° 8 PM 46° 11 PM 43° 1 AM 41° 2 AM 38° 6 AM 38° 9 AM
83% 77% 59% 53% 60% 51% 53% 55% 64% 67%
24 mph 28 mph 31 mph 33 mph 37 mph 38 mph 36 mph 33 mph 30 mph 24 mph 26 mph 29 mph 29 mph 30 mph 30 mph 30 mph 30 mph 32 mph 31 mph 33 mph 32 mph 31 mph 31 mph 32 mph
Thu 10:00 AM 54° Chance Rain Showers 38% rain 83% humidity Gusts 24 mph Thu 11:00 AM 55° Chance Rain Showers 26% rain 81% humidity Gusts 28 mph Thu 12:00 PM 55° Cloudy 7% rain 80% humidity Gusts 31 mph Thu 1:00 PM 55° Chance Rain Showers 41% rain 77% humidity Gusts 33 mph Thu 2:00 PM 55° Chance Rain Showers 41% rain 77% humidity Gusts 37 mph Thu 3:00 PM 55° Chance Rain Showers 38% rain 69% humidity Gusts 38 mph Thu 4:00 PM 55° Cloudy 9% rain 64% humidity Gusts 36 mph Thu 5:00 PM 55° Mostly Sunny 0% rain 59% humidity Gusts 33 mph Thu 6:00 PM 55° Partly Cloudy 0% rain 53% humidity Gusts 30 mph Thu 7:00 PM 52° Clear 0% rain 56% humidity Gusts 24 mph Thu 8:00 PM 48° Mostly Clear 0% rain 60% humidity Gusts 26 mph Thu 9:00 PM 47° Clear 0% rain 60% humidity Gusts 29 mph Thu 10:00 PM 49° Clear 0% rain 50% humidity Gusts 29 mph Thu 11:00 PM 46° Clear 0% rain 51% humidity Gusts 30 mph Fri 12:00 AM 44° Clear 0% rain 53% humidity Gusts 30 mph Fri 1:00 AM 43° Clear 0% rain 53% humidity Gusts 30 mph Fri 2:00 AM 41° Clear 0% rain 55% humidity Gusts 30 mph Fri 3:00 AM 40° Clear 0% rain 57% humidity Gusts 32 mph Fri 4:00 AM 39° Clear 0% rain 59% humidity Gusts 31 mph Fri 5:00 AM 38° Clear 0% rain 62% humidity Gusts 33 mph Fri 6:00 AM 38° Sunny 0% rain 64% humidity Gusts 32 mph Fri 7:00 AM 37° Sunny 0% rain 67% humidity Gusts 31 mph Fri 8:00 AM 36° Sunny 0% rain 69% humidity Gusts 31 mph Fri 9:00 AM 38° Sunny 0% rain 67% humidity Gusts 32 mph 1 Next best time outsideThu 10:45 AM–2:00 PM 2 hours outside within this window Mild temperatures, some wind, a chance of rain. Watch for: thunder and lightning. Not checked: UV and air quality. 2 Another good timeThu 4:00 PM–9:00 PM 2 hours outside within this window Temperatures outside your comfort range, some wind, rain unlikely. Watch for: limited daylight. Not checked: air quality and UV. 3 One more good timeFri 6:00 AM–10:30 AM 2 hours outside within this window Temperatures outside your comfort range, some wind, rain unlikely. Watch for: cold stress, limited daylight. Not checked: air quality and UV.
A little farther out
The next five days
Today 55° 46°
Fri 55° 36°
Sat 66° 31°
Sun 70° 41°
Mon 71° 42°
Today Today has a real shower chance.
Rain 41%
Humidity 50–89%
Wind 38 mph Fri Friday looks breezy.
Rain 0%
Humidity 28–69%
Wind 33 mph Sat Saturday looks breezy.
Rain 0%
Humidity 25–75%
Wind 29 mph Sun Sunday looks breezy.
Rain 0%
Humidity 26–57%
Wind 26 mph Mon Monday looks fairly quiet.
Rain 1%
Humidity 34–86%
Wind 10 mph Today 55° / 46° Today has a real shower chance. 41% rain · Humidity 50–89% · Wind 38 mph Fri 55° / 36° Friday looks breezy. 0% rain · Humidity 28–69% · Wind 33 mph Sat 66° / 31° Saturday looks breezy. 0% rain · Humidity 25–75% · Wind 29 mph Sun 70° / 41° Sunday looks breezy. 0% rain · Humidity 26–57% · Wind 26 mph Mon 71° / 42° Monday looks fairly quiet. 1% rain · Humidity 34–86% · Wind 10 mph Environmental watch
Air quality + smoke 14 Good US AQI No fresh outlook yet.
Sky check
No plume detected overhead Satellite view · Updated Thu 7:45 AM Air near ground 14 · Good US AQI
Rain, in motion · Past four hours
Herndon radar
Ready when you are See what is moving toward Herndon. Watch the last four hours of rain, then search any nearby trail, lake, or address.
Radar animation for Herndon, covering the past four hours. A marked spot changes the map view, not the forecast on this page.
Outdoor fire check
Thinking about a backyard fire? Conditions could spread a fire quickly. Wind, gusts, or the combination of dry air and wind raises the concern.
Next 12 hours Choose a time to see what is driving the concern.
Now Use caution 11 AM Use caution 12 PM High concern 1 PM High concern 2 PM High concern 3 PM High concern 4 PM High concern 5 PM High concern 6 PM Use caution 7 PM Use caution 8 PM Use caution 9 PM Use caution Selected time Now Use caution Sustained wind is 15 mph. Gusts may reach 24 mph. Thunder is possible.
Humidity 83%
Wind 15 mph
Gusts 24 mph Check local rules. Weather is only part of the decision. Check city, county, and land-manager fire restrictions before lighting any outdoor fire.
About these readings Sources and local limits Weather Forecasts, alerts, and radar come from NOAA and the National Weather Service.
Air quality This reading describes Goodland area, about 63 miles away. Conditions can differ at this exact spot.
Smoke Satellite imagery shows smoke overhead. It cannot tell us how much smoke has reached breathing level.