2007-03-09: ALB upper air data from FSL's server at NOAA in Boulder, CO. Forecast max temp from AVN MOS for Fitchburg MA from nws.noaa.gov. === Interpolations from ALB data - temps:deg. F, altitudes:feet MSL === MSL *TI* Wdir@kts trig VirT 2.1 degrees/division ("`": Dry Adiabatic) ----- ---- -------- ---- . ---- ----------------------------------------- 12000 22.4 315 44 73 | 9.3 ` : 11500 21.8 72 | 10.8 ` : 11000 21.1 320 43 71 | 12.2 ` : 10500 20.3 69 | 13.4 `(CB:10700) : 10000 19.4 325 39 68 | 14.6 ` : 9500 18.6 325 35 66 | 15.8 ` : 9000 15.8 310 26 61 | 13.3 ` : 8500 12.6 56 | 10.3 ` : 8000 11.4 270 19 53 | 10.9 ` : 7500 10.5 52 | 11.8 ` : 7000 9.6 260 17 50 | 12.8 ` : 6500 8.6 48 | 13.8 ` : 6000 7.7 255 13 47 | 14.8 ` : 5500 6.7 45 | 15.8 ` : 5000 5.8 260 10 43 | 16.8 ` : 4500 4.8 260 11 42 | 17.7 ` : 4000 2.7 280 8 38 | 16.6 ` : 3500 0.1 33 | 14.5 (High: 33) : 3000 -1.6 330 6 31 | 14.1 : ` 2500 -8.1 350 6 19 | 5.2 : ` 2000 -13.6 15 7 9 | -2.2 : ` 1500 -14.9 7 | -1.8 : ` 1000 -16.2 10 6 5 | -1.5 : ` 500 -17.6 15 4 2 | -1.4 : ` === NWS Regional Summary - 559 AM EST FRI MAR 9 2007 === Mostly clear skies prevailed early this morning as arctic high pressure provided a frigid and dry airmass. Record low temperatures were established at both Boston and Providence this morning. High pressure will prevail today then begin to push offshore late this afternoon. Winds will shift to the southwest allowing for a moderating temperature trend. Highs will range from the upper 20s to lower 30s. A southwest flow will continue tonight along with increasing clouds. Lows will range from the upper teens inland to the upper 20s along the south coast. Spotty freezing drizzle mixed with snow flurries may briefly occur Saturday morning across western New England. Otherwise much milder air will be experienced Saturday. Scattered rain showers will be possible late in the day mainly across the interior as a cold front approaches. Highs will range from 45 to 50°. === The weather observed at WORCESTER, MA at 07:54 AM EST was: === The skies were clear. The prevailing visibility was 10 miles. Temperature: 9F (-13C) Dewpoint: -13F (-25C) Relative Humidity: 36% Winds from the SW (220 degs) at 3 mph. Pressure: 1032.2 millibars. Altimeter:30.41 inches of mercury. === ORH Terminal Aerodrome Forecast issued 9-Mar-2007 06:43 EST === 7am: 31007kt P6sm Sct140 Bkn200 12pm: 22006kt P6sm Sct140 Sct250 5pm: 22006kt P6sm Sct250 3am: 21007kt 5sm Br Sct250