NATIONAL WEATHER SERVICE, NOAA（美国国家海洋和大气管理局国家气象服务）.pdf

NATIONAL WEATHER SERVICE, NOAA PITTSBURGH, PA SKYWARN INFORMATION SHEET _______________________________________________________________ Report Severe Weather (Backup) 412-262-1988 / 877-633-6772 (General Public) Weather Spotter Field Guide /os/brochures/SGJune6-11.pdf Email PBZ-Skywarn@ NWS Pittsburgh /pittsburgh Twitter @NWSPittsburgh Facebook Page /NWSPittsburgh NOAA Weather Radio /nwr Storm Prediction Center NWS Online Weather School /jetstream River Flood Monitoring /ahps CoCoRaHs NWS Amateur Radio Frequency 147.09 MHz, Backup – 146.88 MHz __________________________________________________________________________________________ IMPORTANT WEATHER TO REPORT When you report, please give your location (including your county) and the time of the observation. Try to report as soon as possible after observing the event and, remember to be careful! Please concentrate on the following phenomena: SNOWFALL After 2 inches of new snow, and then at 4 inches, 6 inches, and every 3 inches thereafter (e.g., 2, 4, 6, 9, 12, etc.) FREEZING RAIN As soon as you observe the occurrence of freezing rain or freezing drizzle, especially if it starts to collect on objects. Call again if the ice accumulation exceeds 1/4 inch. THUNDER SNOW Location and time of occurrence WIND SPEEDS Report wind speeds greater than 40 mph RAINFALL Report when you receive one inch (and then at least every inch thereafter) FUNNEL CLOUD