12 Hour Surface Map, .

12 Hour Surface Map, Skip to Main Content _ Sensor Network Maps & Radar Severe Weather News & Blogs Mobile Apps More Log In Go Ad Free Skip to Main Content _ Sensor Network Maps & Radar Severe Weather News & Blogs Mobile Apps More Log In Go Ad Free Surface Analysis Highs, lows, fronts, troughs, outflow boundaries, squall lines, drylines for much of North America, the Western Atlantic and Eastern Pacific oceans, and the Gulf of America. Skip to Main Content _ Sensor Network Maps & Radar Severe Weather News & Blogs Mobile Apps More Log In Go Ad Free. Data is provided from the Real-Time Mesoscale Analysis (RTMA) or the Rapid Refresh (RAP). The map updates more than once because some observations from the top of the hour are slow to arrive and may not be available for the first update which occurs at +10 minutes. Jul 30, 2026 · Even though the map updates numerous times per hour, all observations are from the top of the hour. Apr 14, 2022 · About Our Site About Our Products WPC's 12-Hour Surface Weather Forecast NOAA/National Weather Service National Centers for Environmental Prediction Weather Prediction Center Change in weather parameters (temperature, dewpoint, surface pressure, etc) over the last 1/3/6/24 hours. wtrj, oq7u, czdufu, nio3pl, ua, 0ct, rsz, 8i, yo6, 4j3jpp2,