Weather

Temperature:
Average temp... -25.3°C / -13.5°F
Maximum temp... -24.0°C / -11.2°F on day 10
Minimum temp... -26.9°C / -16.4°F on day 14

Wind:
Average wind speed.......... 10.0 mph or 8.7 knots
Prevailing wind direction... Grid Northeast
Maximum wind speed.......... 22 mph or 19 knots on day 11
Maximum wind direction...... Grid Northeast
Average vectored wind....... 047 degrees at 8.1 knots

Station Pressure:
Average pressure... 687.4 mb
Highest pressure... 690.4 mb on day 10
Lowest pressure.... 685.4 mb on day 12

Physio-altitude:
Average physio-alt = 10350 ft/ 3155 m
Highest physio-alt = 10425 ft/ 3178 m on day 12
Lowest physio-alt= 10238 ft/ 3121 m on day 10

Sky Cover:
Average cloud cover (8ths)... 4
Days clear................... 1
Days partly cloudy........... 6
Days cloudy.................. 0

Sunshine:
Sunset on 22 March 2013
Average hours per day... 21.2
Percent of possible..... 88

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.......... 28.2 mb, or 24835 meters
Highest sounding..................... 21.8 mb, or 26441 meterson day 14/00Z flight
0 soundings were missed.

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