2007-02-18: 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  11.7  245  25   55 | -8.5 `            :
11500  10.8            53 | -7.5  `            :
11000   9.8  235  24   52 | -6.6    `          :
10500   8.9            50 | -5.6      `         :
10000   7.8            48 | -4.8       `         :
 9500   6.8            46 | -4.0         `       :
 9000   5.7  275  22   44 | -3.2           `      :
 8500   4.5  275  22   42 | -2.8             `    :
 8000   3.0  280  23   39 | -2.8              `   :
 7500   1.5            37 | -2.8                ` :
 7000   0.6  280  18   35 | -1.8                  :
 6500   0.1            34 |  0.1 (High: 34)         :
 6000  -0.3  275  14   34 |  2.0                     :
 5500  -0.7            34 |  3.9                      :`
 5000  -1.1  270  14   33 |  5.9                       : `
 4500  -1.5            32 |  7.8                         : `
 4000  -2.0  270  15   31 |  9.7                          : `
 3500  -2.4            31 | 11.6                           :  `
 3000  -2.8  275  18   30 | 13.5 (CB: 3400)                 :   `
 2500  -3.2            29 | 15.4                              :   `
 2000  -3.7  280  18   28 | 17.3                               :   `
 1500  -4.1            28 | 19.2                                :    `
 1000  -4.5  285  14   27 | 21.1                                 :     `
  500  -5.0            26 | 22.9                                   :     `

=== NWS Regional Summary - 312 PM EST SAT FEB 17 2007 ===
Under a mostly sunny skies afternoon temperatures rose into the low to mid
30s, which is a few degrees colder than normal for mid February. Clouds will
be on the increase tonight as a weak storm over the Ohio valley tracks east
and redevelop along the mid Atlantic coast tonight and then pass east of Cape
Cod by early afternoon on Sunday. This will bring snow to southeast
Massachusetts and a chance of snow farther north and west. Amounts should
range from an inch or two, with isolated higher amounts of up to 4" possible
across the outer Cape. By Sunday night a gusty northwest wind developers with
winds chills by Monday morning will drop down below zero across most of
southern New England. The arctic cold will be short lived as temperatures rise
up into the seasonable normals for the third week of February.

=== The weather observed at WORCESTER, MA at 06:54 AM EST was: ===
  The skies were clear.  The prevailing visibility was 10 miles.
  Temperature: 20F ( -7C)  Dewpoint:  17F ( -8C)  Relative Humidity:  88%
  Winds from the W  (260 degs) at  8 mph.
  Pressure: 1002.8 millibars.  Altimeter:29.57 inches of mercury.
=== ORH Terminal Aerodrome Forecast not available. ===