2006-05-18: YMW upper air data from FSL's server at NOAA in Boulder, CO. Forecast max temp from AVN MOS for Whitefield NH from nws.noaa.gov. === Interpolations from YMW data - temps:deg. F, altitudes:feet MSL === MSL *TI* Wdir@kts trig VirT 1.7 degrees/division ("`": Dry Adiabatic) ----- ---- -------- ---- . ---- ----------------------------------------- 15000 9.9 85 | 7.1 ` : 14500 9.2 83 | 8.5 ` : 14000 8.4 195 5 82 | 9.8 ` : 13500 8.1 81 | 11.9 ` : 13000 7.7 81 | 13.9 ` : 12500 7.4 80 | 15.9 ` : 12000 7.0 185 4 79 | 17.9 ` : 11500 6.6 79 | 19.9 ` : 11000 6.3 78 | 22.0 ` : 10500 5.9 78 | 24.0 ` : 10000 5.5 165 2 77 | 25.8 ` : 9500 4.6 75 | 26.9 ` : 9000 3.8 155 3 74 | 28.2 ` : 8500 3.2 73 | 29.9 ` : 8000 2.7 170 6 72 | 31.6 ` : 7500 2.1 71 | 33.2 ` : 7000 1.6 175 5 70 | 34.9 `: 6500 1.0 69 | 36.6 `: 6000 0.5 160 6 68 | 38.3 `: 5500 -0.1 67 | 39.9 (High: 67) : 5000 -0.6 67 | 41.6 :` 4500 -1.2 66 | 43.3 :` 4000 -1.7 185 10 65 | 45.0 : ` 3500 -2.4 185 10 64 | 46.5 (CB: 3700) : ` 3000 -3.2 160 14 62 | 47.8 : ` 2500 -3.9 61 | 49.0 : ` 2000 -4.7 140 17 59 | 50.3 : ` 1500 -5.5 58 | 51.6 : ` 1000 -5.9 135 18 57 | 53.5 : ` 500 -6.4 56 | 55.4 : ` === NWS Regional Summary - 306 AM EDT THU MAY 18 2006 === Skies were cloudy overnight with scattered showers and patchy fog. Temperatures were in the upper 40s to lower 50s and winds were light. Low pressure located over the Great Lakes will slowly work its way into the St Lawrence valley by late Saturday, then continue into the Canadian Maritimes on Sunday. An associated cold front will then cross the region Sunday night. This will give us the threat of precipitation through Friday night possibly with a chance of late afternoon, early evening thunder. A minimal chance of showers will continue through the weekend with partly cloudy skies expected for the first portion of next week. Overnight lows will be mostly in the 40s except for some upper 30s in northern valleys and daytime highs will be mostly in the 60s. === The weather observed at WHITEFIELD, NH at 08:52 AM EDT was: === The skies were cloudy. The prevailing visibility was 10 miles. Temperature: 54F ( 12C) Dewpoint: 52F ( 11C) Relative Humidity: 94% Winds from the NE (060 degs) at 3 mph. Pressure: 998.1 millibars. Altimeter:29.47 inches of mercury. === The weather observed at MOUNT WASHINGTON, NH at 08:58 AM EDT was: === The weather reported was light rain and fog. The skies were unobserved. The prevailing visibility was 0 miles. Temperature: 36F ( 2C) Dewpoint: 36F ( 2C) Relative Humidity: 100% Winds from the W (260 degs) at 22 mph. === MPV Terminal Aerodrome Forecast issued 18-May-2006 07:25 EDT === 8am: 19005kt P6sm -ra Ovc035; Tempo 8-12pm: 3sm -shra Br Bkn020 12pm: 19006kt P6sm Vcsh Bkn035 Ovc060 2pm: 19007kt P6sm Bkn035 Bkn080 4pm: 19007kt P6sm Sct035 Bkn100; Tempo 4-8pm: Bkn035 8pm: Vrb03kt P6sm Bkn035; Prob30 10-4am: 5sm -shra Bkn025 4am: Vrb04kt P6sm -ra Ovc030; Tempo 4-8am: 3sm Shra Br Bkn020