
High temperature
4.7 2:00 PM 14:00 – 5.7 1:00 AM 01:00
Extreme Heat Warning issued July 4 at 12:47AM EDT until July 4 at 9:00PM EDT by NWS Baltimore MD/Washington DC * WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values 110 to 115 expected. * WHERE...Washington DC, and portions of central, north central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN...From 10 AM this morning to 9 PM EDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Early morning low temperatures in the 70s and 80s combined with oppressive humidity will result in little to no overnight relief. Prolonged excessive heat may impact power, water, and transportation systems. Heat index values around 100 to 104 are possible again Sunday afternoon. 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
National Weather Service
Air quality
3.7 8:40 PM 20:40 – 5.7 4:00 AM 04:00
Air Quality Alert issued July 3 at 4:40PM EDT by NWS Baltimore MD/Washington DC The Maryland Department of the Environment has issued a Code ORANGE Air Quality Alert Saturday for the Baltimore City Metro and Annapolis region. A Code Orange Air Quality Alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children, people suffering from asthma, heart disease or other lung diseases and the elderly. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles visit the web site mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx
National Weather ServiceJärgmised 24 tundi
Ilm maailmas täna
+29° 84°
+21° 70°
+26° 79°
+23° 73°
+17° 63°
+32° 90°
+19° 66°
+20° 68°
+26° 79°
+28° 82°
Kõige soojem ja külmem
+43° 109°
+40.5° 105°
+39° 102°
+38.4° 101°
+36° 97°
+13° 55°
+8° 46°
+3.7° 39°
-1° 30°
-2° 28°