2002-03-21: ALB upper air data from David J. Knight's server at SUNY Albany === Interpolations from ALB data - temps:deg. F, altitudes:feet MSL === MSL *TI* Wdir@kts trig VirT 2.1 degrees/division ("`": Dry Adiabatic) ----- ---- -------- ---- . ---- ----------------------------------------- 12000 11.8 280 49 70 | 8.6 ` : 11500 11.4 69 | 10.5 ` : 11000 11.0 69 | 12.4 ` : 10500 10.5 68 | 14.2 ` : 10000 10.1 67 | 16.1 ` : 9500 9.7 295 45 66 | 18.1 ` : 9000 9.3 295 44 66 | 20.1 ` : 8500 8.3 64 | 20.9 ` : 8000 7.2 295 37 62 | 21.7 ` : 7500 6.2 60 | 22.5 ` : 7000 5.2 300 33 58 | 23.3 ` : 6500 4.1 56 | 24.1 ` : 6000 3.1 310 29 54 | 24.9 ` : 5500 2.1 53 | 25.7 ` : 5000 1.3 51 | 27.1 (CB: 5000) `: 4500 0.2 325 23 49 | 27.7 (High: 49) : 4000 -2.7 350 16 45 | 25.2 : ` 3500 -5.1 41 | 23.6 : ` 3000 -6.2 330 20 39 | 24.3 : ` 2500 -6.6 320 22 38 | 26.2 : ` 2000 -7.1 315 23 37 | 28.0 : ` 1500 -7.5 36 | 29.8 : ` 1000 -8.0 315 27 35 | 31.6 : ` 500 -8.5 305 12 35 | 33.4 : ` === NWS Regional Summary - 415 AM EST THU MAR 21 2002 === Skies cleared across most of southern New England overnight, after the storm which dumped 4 to 8 inches across the higher terrain of western and north central Massachusetts as well as southwest New Hampshire. Low clouds persisted into the early morning hours along the Massachusetts coast. Overnight temperatures dropped into the low 30s across most of the region, although the typically colder spots of western Massachusetts and southwest New Hampshire had dropped into the 20s by 4 am. The temperature at orange plumetted to 21 degrees. Yesterdays storm will move rapidly northeast today to a position south of Nova Scotia by late this afternoon. The windy conditions along the coast during the early morning hours will end later this morning. Today will be considerably drier and milder compared to yesterday. High temperatures will reach well into the 40s across most locations today. A sunny morning will be followed by increasing clouds during the afternoon. An arctic cold front will race across New England tonight. Scattered rain and snow showers will accompany the frontal passage tonight, which should be between 10 pm and midnight for most locations. Even a brief snow squall is possible right after the front passes. Wind gusts between 30 and 40 mph from the northwest will usher in a sharp change to colder temperatures late tonight and Friday. High temperatures Friday will be capped at the upper 20s for the higher elevations of the northwest and low to mid 30s elsewhere. === The weather observed at WORCESTER at 07:54 AM EST was: === The skies were clear. The prevailing visibility was 10 miles. Temperature: 34F ( 1C) Dewpoint: 27F ( -3C) Relative Humidity: 75% Winds from the NW (300 degs) at 13 mph. Pressure: 1013.0 millibars. Altimeter:29.88 inches of mercury. === ORH Terminal Aerodrome Forecast issued 20-Mar-2002 22:33 EST === 11pm: 35012g22kt P6sm Ovc008; Tempo 11-0am: 6sm -fzdz Br Ovc003 0am: 31012g22kt P6sm Ovc015; Tempo 0-2am: Ovc008 2am: 30010kt P6sm Bkn015 Bkn120 5am: 30010kt P6sm Sct025 Bkn250 12pm: 27008kt P6sm Bkn250; Becmg 3-4pm: 23008kt