Weather

Temperature:
Average temp... -30.7°C / -23.2°F
Maximum temp... -28.1°C / -18.6°F on day 28
Minimum temp... -34.6°C / -30.3°F on day 24

Wind:
Average wind speed.......... 13.0 mph or 11.3 knots
Prevailing wind direction... Grid Northeast
Maximum wind speed.......... 28 mph or 24 knots on day 25
Maximum wind direction...... Grid North
Average vectored wind....... 044 degrees at 10.3 knots

Station Pressure:
Average pressure... 685.5 mb
Highest pressure... 688.6 mb on day 27
Lowest pressure.... 683.2 mb on day 25

Physio-altitude:
Average physio-alt = 10421 ft/ 3176 m
Highest physio-alt = 10508 ft/ 3203 m on day 25
Lowest physio-alt= 10305 ft/ 3141 m on day 27

Sky Cover:
Average cloud cover (8ths)... 1
Days clear................... 6
Days partly cloudy........... 1
Days cloudy.................. 0

Sunshine:
Sunset on 22 March 2013
Average hours per day... 23.5
Percent of possible..... 98

Visibility:
0 days with visibility of 1/4 mile or less.

Balloon flight data:
Number of soundings for the week..... 14
Average height of soundings.......... 23.9 mb, or 26198 meters
Highest sounding..................... 4.3 mb, or 37960 meters on day 25/00Z flight
0 soundings were missed.

**RECORDS**
No records were tied or broken this week.