2006-05-20: 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 14.8 310 11 83 | 4.4 ` : 14500 14.2 82 | 6.1 ` : 14000 13.7 315 16 80 | 7.7 ` : 13500 13.2 80 | 9.5 ` : 13000 12.9 79 | 11.8 ` : 12500 12.5 78 | 13.7 ` : 12000 12.0 335 16 78 | 15.4 ` : 11500 11.5 77 | 17.2 ` : 11000 11.0 76 | 19.0 ` : 10500 10.5 75 | 20.7 ` : 10000 9.7 73 | 22.0 ` : 9500 8.9 72 | 23.3 ` : 9000 8.2 335 19 71 | 24.6 ` : 8500 7.4 340 18 69 | 25.9 ` : 8000 6.7 335 18 68 | 27.2 ` : 7500 6.0 67 | 28.6 ` : 7000 5.2 335 19 65 | 29.9 ` : 6500 4.5 64 | 31.3 ` : 6000 3.7 335 18 63 | 32.6 ` : 5500 3.0 61 | 33.9 ` : 5000 2.3 60 | 35.3 ` : 4500 1.5 59 | 36.6 ` : 4000 0.8 345 16 57 | 38.0 `: 3500 0.0 345 16 56 | 39.3 (High: 56) : 3000 -0.6 325 14 56 | 40.8 :` 2500 -1.3 55 | 42.3 (CB: 2500) :` 2000 -1.9 310 18 53 | 43.8 :` 1500 -2.6 52 | 45.2 : ` 1000 -3.3 310 17 51 | 46.7 : ` 500 -3.9 50 | 48.2 : ` === NWS Regional Summary - 217 AM EDT SAT MAY 20 2006 === Locally heavy showers and thunderstorms brought a few brief downpours to Maine and New Hampshire on Friday. There were enough rainfall to bump Portland to the seventh wettest month ever. So far the forest city has had 11.93" of rain this month. Showers were leftover Friday night, but were gradually becoming less numerous with time. It will be partly to mostly cloudy today. Showers are likely over northernmost New Hampshire and northern Maine. Further south, look for just a few scattered showers, mainly during the afternoon as most of the day will be dry. Highs will reach the 50s in the mountains and 60s elsewhere. It will be partly to mostly cloudy tonight. Unstable air will remain over the region so there is still the chance for a shower. Lows will be in the 40s. A strong cold front will approach the region Sunday. Clouds will thicken and showers and thunderstorms will be likely during the afternoon. Highs will range from 55 in the north to 65 across the southern interior. === The weather observed at WHITEFIELD, NH at 08:52 AM EDT was: === The skies were mostly clear. The prevailing visibility was 10 miles. Temperature: 54F ( 12C) Dewpoint: 43F ( 6C) Relative Humidity: 67% Winds from the SW (240 degs) at 13 mph. Pressure: 997.3 millibars. Altimeter:29.44 inches of mercury. === The weather observed at MOUNT WASHINGTON, NH at 08:49 AM EDT was: === The weather reported was fog. The skies were unobserved. The prevailing visibility was 0 miles. Temperature: 30F ( -1C) Dewpoint: 30F ( -1C) Relative Humidity: 100% Winds from the W (270 degs) at 45 mph. === MPV Terminal Aerodrome Forecast issued 20-May-2006 07:28 EDT === 8am: 21010g18kt P6sm Vcsh Bkn040 Ovc070 2pm: 24012g21kt P6sm Bkn040 8pm: 25008kt P6sm Bkn040