2008-03-29: 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  12.4            61 | -2.4 `             :
11500  12.1            61 | -0.3  `             :
11000  11.7            60 |  1.7    `             :
10500  10.7            58 |  2.6      `           :
10000   9.6            56 |  3.3       `           :
 9500   8.4            54 |  3.7         `         :
 9000   7.1            52 |  4.1           `       :
 8500   5.8            49 |  4.4             `     :
 8000   4.5            47 |  4.8              `     :
 7500   2.9            44 |  4.6                `   :
 7000   1.0            41 |  3.8                  `:
 6500  -0.9            38 |  3.0 (High: 39)        :`(CB: 6600)     
 6000  -2.8            35 |  2.2                  :  `
 5500  -3.5            34 |  3.7                   :   `
 5000  -4.0            33 |  5.4                    :    `
 4500  -4.6            32 |  7.1                     :     `
 4000  -5.1            31 |  8.7                      :     `
 3500  -5.7            30 | 10.4                       :      `
 3000  -6.2            29 | 12.1                        :       `
 2500  -6.5            28 | 14.3                          :       `
 2000  -6.6            28 | 16.8                            :      `
 1500  -6.7            28 | 19.4                             :       `
 1000  -6.7            28 | 21.9                               :       `
  500  -6.8            28 | 24.4                                :        `

=== NWS Regional Summary - 553 AM EDT SAT MAR 29 2008 ===
A band of light snow swept southeastward through much of the area east of the
Connecticut river overnight. Then skies cleared early today. Temperatures at
dawn were cooling into the 20s and lower 30s. Today will be mostly sunny but
with a cold and gusty northwest wind. Highs will be mostly in the 30s. Tonight
will be even colder with clear skies. Lows ranging from the teens in the
interior countryside to the low and mid 20s along the coast. Wind chill will
be noticeable with values dipping to between 5 and 15 above zero. Sunday
recovers into the 40s with plenty of sunshine continuing and much less wind.
The large and rather cold Canadian high pressure system that arrives later
this weekend will depart Monday morning. Moisture returning in the southerly
flow behind the high may yield light precipitation Monday afternoon over the
interior of southern New England. The active Ohio valley la nina storm track
continues next week with a warm windy storm moving through the Great Lakes
Tuesday.

=== The weather observed at WORCESTER, MA at 06:54 AM EST was: ===
  The skies were clear.  The prevailing visibility was 10 miles.
  Temperature: 26F ( -3C)  Dewpoint:  20F ( -7C)  Relative Humidity:  77%
  Winds from the W  (270 degs) at  8 mph.
  Pressure: 1023.4 millibars.  Altimeter:30.18 inches of mercury.

=== ORH Terminal Aerodrome Forecast issued 29-Mar-2008 07:29 EDT ===
 8am: 30010g19kt P6sm Skc
12pm: 31015g25kt P6sm Sct035
 8pm: 32011kt P6sm Skc