2004-01-12: ALB upper air data from David J. Knight's server at SUNY Albany. Forecast max temp from AVN MOS for Concord NH from ohio-state.edu. === Interpolations from ALB data - temps:deg. F, altitudes:feet MSL === MSL *TI* Wdir@kts trig VirT 2.1 degrees/division ("`": Dry Adiabatic) ----- ---- -------- ---- . ---- ----------------------------------------- 12000 20.6 285 44 66 | 4.2 ` : 11500 20.1 65 | 5.9 ` : 11000 19.6 64 | 7.6 ` : 10500 19.0 63 | 9.3 ` : 10000 18.8 63 | 11.6 ` : 9500 18.7 285 51 63 | 14.0 ` : 9000 18.6 285 50 62 | 16.5 ` : 8500 17.8 61 | 17.8 ` : 8000 17.0 285 49 59 | 18.9 ` : 7500 15.0 56 | 18.1 ` : 7000 12.5 280 40 51 | 16.2 ` : 6500 9.9 47 | 14.3 ` : 6000 7.4 275 27 42 | 12.5 ` : 5500 6.5 41 | 13.5 ` : 5000 5.9 285 20 39 | 15.0 ` : 4500 5.2 285 20 38 | 16.5 ` : 4000 4.5 290 22 37 | 18.0 ` : 3500 3.9 36 | 19.4 ` : 3000 3.2 275 20 35 | 20.9 ` : 2500 2.5 270 18 33 | 22.3 ` : 2000 1.8 255 15 32 | 23.7 ` : 1500 0.2 29 | 23.6 (High: 29, CB: 1900) : 1000 -3.5 205 7 24 | 19.5 : ` 500 -3.8 23 | 21.7 : ` === NWS Regional Summary - 600 AM EST MON JAN 12 2004 === Bands of light snow crossed much of southern New England early this morning. Snow accumulations generally ranged from one to two inches, with amounts up to three inches approaching the Berkshires and litchfield hills. The steady snow was exiting the region this morning. Temperatures near daybreak ranged from the upper teens well inland to the 20s elsewhere, except lower to mid 30s along portions of south coastal New England. Temperatures were warm enough to support rain on Nantucket island. A cold front will cross southern New England by this evening, as low pressure tracks across the region. Scattered snow showers will be possible anytime today. Temperatures along the south coast will be warm enough to support rain. Cloudy skies will prevail though there may be some occasional brightening. A southwest flow will boost temperature readings into the 30s. Weak high pressure will build over the region tonight. Expect partial clearing to occur overnight. Fog patches will be possible over the sheltered valleys. Lows will be in the 20s, except the teens over the sheltered valleys. Low pressure over the Great Lakes will track into northern New England Tuesday. The low will swing an arctic cold front across southern New England late Tuesday afternoon. Scattered snow showers or squalls may accompany the frontal passage. It will become blustery late in the afternoon as winds increase from the northwest. Highs will be in the 30s. Another arctic blast will be experienced across southern New England Tuesday night and Wednesday. Temperatures by daybreak Wednesday will plummet into the single numbers over many locations. Highs Wednesday will only manage to reach the single numbers and teens. Wind chill values from minus 15 to minus 25° will be commonplace Tuesday night and Wednesday. === The weather observed at WORCESTER, MA at 07:54 AM EST was: === The skies were cloudy. The prevailing visibility was 8 miles. Temperature: 19F ( -7C) Dewpoint: 18F ( -8C) Relative Humidity: 93% Winds from the SW (240 degs) at 12 mph. Pressure: 1012.0 millibars. Altimeter:29.83 inches of mercury. === ORH Terminal Aerodrome Forecast issued 12-Jan-2004 06:52 EST === 7am: 24009kt 4sm -sn Br Sct020 Bkn040 Ovc080 9am: 25010kt P6sm Bkn040 Bkn080; Tempo 12-3pm: 3sm -shsn Br Bkn025 3pm: 30010kt P6sm Bkn040 Bkn070 10pm: 32010kt P6sm Bkn070 1am: 27010kt P6sm Bkn080