![]() Temperatures will be lower than usual due to the rain, with highs through the weekend sitting in the middle to upper 80s. A flood watch has been issued for parts of the area through Sunday morning. This schedule replaces the previous update cycle, which limited hourly updates to the 3h, 6h, 12h, and 24h mosaics, while 48h and. All other mosaics are now updated hourly, including the 48h and 72h maps. Data Update Cycle: The 1-hr mosaic is updated every 5 min (approx). Rainfall totals may be high in some spots this weekend, and localized heavy downpours are likely. Rainfall totals for the last 24 hours to 3 days high resolution map. The coverage of storms will lessen on Sunday and even more on Monday. Rain chances will be highest on Saturday due to the combination of available moisture and the frontal boundary, resulting in numerous showers and storms. By the end of the upcoming week, we expect daytime highs to be in the upper 90s. Looking ahead, high pressure will build into the area, causing temperatures to rise and rain chances to fall. By Monday, the moisture will shift to the western half of our area, and rain chances will slightly lower. Rain gear will be needed off and on today and tomorrow. We also include other data, such as the SWE (snow-water equivalent). Snow cover stats for last month are also shown. in areas like Frederick and Loudoun counties, and power outages or falling trees are likely due to ice, the National Weather Service says. Today’s Snow-Cover Percent, Depth, & Liquid Equivalent (SWE) These stats include the total area and fraction/percent of the United States covered by snow, the average depth, and the range of depths across the nation. A stalled frontal boundary oriented along the coast is generating numerous showers and storms. AccuWeather's Forecast map provides a 5-Day Precipitation Outlook, providing you with a clearer picutre of the movement of storms around the country. Snow totals of 2-4 inches are expected west of D.C. ( WALA) - Rain and storms will dominate this holiday weekend, as moisture streams into the area from the Gulf of Mexico. NWS Precipitation Image overlays are provided by the National Weather Service. Our big-time September heat wave is basically done, although it’s possible some spots touch 90 again today. It takes a lot of behind-the-scenes processing. each day for conditions through this morning. This results in 4 km (or 2.5 mile) resolution maps of precipitation. ![]() This map also displays the NWS Arkansas-Red Basin River Forecast Centers rainfall estimates (in color) across Oklahoma based on radar. USGS rain-gage data shown in the table are available at Water Data for the Nation : Current North Carolina Precipitation High-resolution precipitation maps based on National Weather Service radar-estimated precipitation, adjusted using available rain gauge data. The 24-hour Rainfall Accumulation map displays accumulated rainfall observed at each Mesonet site in the last 24 hours. “ – – ” Parameter not determined, usually due to missing data.The "no data" icon is the result of an NWISWeb status code: The colored portion of the icon will represent the precipitation amount for that time interval. First, rain and thunderstorms are in the forecast from today through at least. Half colored icons designate gage data that appears to be logging correctly but is over 1 hour and 15 minutes older than the NWISWeb time stamp at the top of the Rainfall page.Hourly and Daily values are calculated from the last time a gage value was updated, which is not necessarily the time this web page was updated. * For precipitation values less than 0.01 inches, the USGS gage symbol is white and the National Weather Service overlay is transparent. Legend colors refer to both USGS gage and National Weather Service precipitation overlay (at full opacity). A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.
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