2008-01-13: ALB upper air data from Kevin Ford's server at Texas A&M. 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 13.2 265 34 70 | 6.6 ` : 11500 12.6 69 | 8.0 ` : 11000 11.9 67 | 9.4 ` : 10500 11.2 66 | 10.8 ` : 10000 10.8 65 | 12.9 ` : 9500 10.5 275 25 65 | 15.1 ` : 9000 10.0 280 22 64 | 16.8 ` : 8500 9.5 63 | 18.5 ` : 8000 8.9 280 18 62 | 20.2 ` : 7500 8.4 61 | 22.0 ` : 7000 7.9 310 16 60 | 23.7 ` : 6500 7.4 59 | 25.4 ` : 6000 6.1 325 14 57 | 25.8 ` : 5500 4.4 54 | 25.5 ` : 5000 2.8 335 13 51 | 25.1 ` : 4500 0.5 340 12 47 | 23.8 : 4000 -1.9 10 10 44 | 22.1 (High: 46, CB: 4100) : ` 3500 -2.2 43 | 24.3 : ` 3000 -2.4 25 8 43 | 26.5 : ` 2500 -2.7 30 7 42 | 28.6 : ` 2000 -3.3 355 7 41 | 30.3 : ` 1500 -3.9 40 | 31.9 : ` 1000 -5.0 325 4 38 | 32.6 : ` 500 -6.8 320 2 35 | 32.0 : ` === NWS Regional Summary - 730 AM EST SUN JAN 13 2008 === Today will start off with mostly sunny with increasing clouds during the afternoon. Highs will once in again be well above normal in the lower 40s. Normal highs the mid jamuary are in the 30s. Tonight snow will spread across southern New England from the south during the evening. By midnight snow should be coming down at a moderate pace. A rain snow line is likely to set up across southeast Massachusetts and gradually move east. Lows during the overnight will mostly be in the 20s, except for the mid 30s across the Cape and islands. Major travel delays for both the morning and evening commutes should be anticipated, with snow, heavy at times making for dangerous during. Low pressure will develop off the coast of virgina Sunday afternoon. The system will intensify Sunday night as it tracks northeast to the coastal waters east of Cape Cod by Monday afternoon. The storm will continue to strengthen as it tracks across Nova Scotia on Tuesday. High pressure will gradually build across the eastern seaboard on Wednesday. === The weather observed at WORCESTER, MA at 07:54 AM EST was: === The skies were clear. The prevailing visibility was 10 miles. Temperature: 34F ( 1C) Dewpoint: 21F ( -6C) Relative Humidity: 60% Winds from the NNE(020 degs) at 7 mph. Pressure: 1023.4 millibars. Altimeter:30.19 inches of mercury. === ORH Terminal Aerodrome Forecast issued 13-Jan-2008 06:34 EST === 7am: 36004kt P6sm Bkn200 11am: 04005kt P6sm Ovc200 9pm: 04010kt P6sm Ovc100 11pm: 04012kt P6sm Ovc040 1am: 04012kt 3sm -sn Br Ovc020 3am: 05014kt 1sm -sn Br Ovc008 5am: 05014g22kt 1/2sm Sn Fg Vv002