Plan! needs attention 5 days Air + smoke Radar! needs attention Outdoor planning 1 2
Now
Temperature Rain Humidity Gusts 61° 10 AM 62° 1 PM 59° 5 PM 59° 6 PM 58° 8 PM 58° 11 PM 57° 1 AM 58° 2 AM 60° 6 AM 64° 9 AM
75% 75% 83% 87% 100% 100% 100% 100% 100% 97%
12 mph 10 mph 9 mph 8 mph 7 mph 8 mph 8 mph 9 mph 9 mph 9 mph 8 mph 9 mph 9 mph 10 mph 12 mph 13 mph 14 mph 15 mph 16 mph 17 mph 17 mph 17 mph 16 mph 16 mph
Thu 10:00 AM 61° Mostly Cloudy 13% rain 75% humidity Gusts 12 mph Thu 11:00 AM 61° Slight Chance Rain Showers 18% rain 75% humidity Gusts 10 mph Thu 12:00 PM 62° Slight Chance Rain Showers 24% rain 72% humidity Gusts 9 mph Thu 1:00 PM 62° Chance Rain Showers 31% rain 75% humidity Gusts 8 mph Thu 2:00 PM 61° Chance Rain Showers 48% rain 78% humidity Gusts 7 mph Thu 3:00 PM 60° Chance Rain Showers 52% rain 84% humidity Gusts 8 mph Thu 4:00 PM 60° Chance Rain Showers 32% rain 84% humidity Gusts 8 mph Thu 5:00 PM 59° Chance Rain Showers 36% rain 83% humidity Gusts 9 mph Thu 6:00 PM 59° Slight Chance Rain Showers 22% rain 87% humidity Gusts 9 mph Thu 7:00 PM 59° Slight Chance Rain Showers 21% rain 93% humidity Gusts 9 mph Thu 8:00 PM 58° Slight Chance Rain Showers 19% rain 100% humidity Gusts 8 mph Thu 9:00 PM 57° Cloudy 14% rain 100% humidity Gusts 9 mph Thu 10:00 PM 58° Slight Chance Rain Showers 19% rain 100% humidity Gusts 9 mph Thu 11:00 PM 58° Chance Rain Showers 29% rain 100% humidity Gusts 10 mph Fri 12:00 AM 58° Chance Rain Showers 29% rain 100% humidity Gusts 12 mph Fri 1:00 AM 57° Chance Rain Showers 26% rain 100% humidity Gusts 13 mph Fri 2:00 AM 58° Patchy Fog 14% rain 100% humidity Gusts 14 mph Fri 3:00 AM 58° Patchy Fog 9% rain 100% humidity Gusts 15 mph Fri 4:00 AM 59° Patchy Fog 9% rain 100% humidity Gusts 16 mph Fri 5:00 AM 60° Cloudy 7% rain 100% humidity Gusts 17 mph Fri 6:00 AM 60° Mostly Cloudy 7% rain 100% humidity Gusts 17 mph Fri 7:00 AM 61° Mostly Cloudy 10% rain 100% humidity Gusts 17 mph Fri 8:00 AM 62° Mostly Cloudy 1% rain 100% humidity Gusts 16 mph Fri 9:00 AM 64° Partly Sunny 1% rain 97% humidity Gusts 16 mph 1 Next best time outsideFri 6:00 AM–10:45 AM 2 hours outside within this window Mild temperatures, light wind, rain unlikely. Watch for: thunder and lightning, limited daylight. Not checked: UV. 2 Another good timeThu 11:00 AM–9:00 PM 2 hours outside within this window Mild temperatures, light wind, a chance of rain. Watch for: thunder and lightning, limited daylight. Not checked: UV.
A little farther out
The next five days
Today 62° 57°
Fri 81° 57°
Sat 59° 42°
Sun 56° 35°
Mon 61° 38°
Today Today has a real shower chance.
Rain 52%
Humidity 72–100%
Wind 13 mph Fri Friday has a real shower chance.
Rain 56%
Humidity 65–100%
Wind 23 mph Sat Saturday looks breezy.
Rain 39%
Humidity 48–86%
Wind 25 mph Sun Sunday looks fairly quiet.
Rain 15%
Humidity 47–76%
Wind 10 mph Mon Monday looks fairly quiet.
Rain 15%
Humidity 58–92%
Wind 12 mph Today 62° / 57° Today has a real shower chance. 52% rain · Humidity 72–100% · Wind 13 mph Fri 81° / 57° Friday has a real shower chance. 56% rain · Humidity 65–100% · Wind 23 mph Sat 59° / 42° Saturday looks breezy. 39% rain · Humidity 48–86% · Wind 25 mph Sun 56° / 35° Sunday looks fairly quiet. 15% rain · Humidity 47–76% · Wind 10 mph Mon 61° / 38° Monday looks fairly quiet. 15% rain · Humidity 58–92% · Wind 12 mph Environmental watch
Air quality + smoke 23 Good US AQI Good through Sat 12 PM.
Now 23 Good ozone 12 PM 44 Good fine particles Fri 12 PM 33 Good fine particles Sat 12 PM 11 Good fine particles Sky check
No plume detected overhead Satellite view · Updated Thu 8:45 AM Air near ground 23 · Good US AQI
Rain, in motion · Past four hours
Jefferson radar
Ready when you are See what is moving toward Jefferson. Watch the last four hours of rain, then search any nearby trail, lake, or address.
Radar animation for Jefferson, 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? Use extra caution. There is no lower-concern three-hour stretch in the next 12 hours.
Next 12 hours Choose a time to see what is driving the concern.
Now Use caution 11 AM Use caution 12 PM Use caution 1 PM Use caution 2 PM Use caution 3 PM Use caution 4 PM Use caution 5 PM Use caution 6 PM Use caution 7 PM Use caution 8 PM Use caution 9 PM Use caution Selected time Now Use caution Thunder is possible.
Humidity 75%
Wind 6 mph
Gusts 12 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 Maryland Piedmont area, about 14 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.