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University of Oklahoma
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Portland, ME - KPWM


From October 22, 2007 - November 1, 2007, the WxChallenge will be forecasting for Portland, ME. Forecast are due by 00 UTC.


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Station Information

Identifier KPWM   Normal High 55-52°F
Latitude 43.6462°N   Normal Low 35-33 °F
Longitude -70.3093°W   Normal Wind Speed 3 knots
Elevation 19 m   Normal Precipitation 0.15-0.16"
ASOS Location MapQuest
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Forecasts and Results

Day 1
Climo:
NGM:
ETA/NAM:
GFS/AVN:
NWS:
USL12Z
USL21Z
Actual:
55/35/3/0.15
70/51/14/0.43
65/52/8/0.09
66/52/12/0.25
64/54/16/0.17
68/53/18/0.04
69/57/17/0.18
74/60/16/0.00
Day 5
Climo:
NGM:
ETA/NAM:
GFS/AVN:
NWS:
USL12Z
USL21Z
Actual:
53/34/3/0.15
58/32/10/0.00
59/34/10/0.00
57/31/8/0.00
58/32/7/0.00
57/37/12/0.00
57/36/13/0.00
59/32/13/0.00
Day 2
Climo:
NGM:
ETA/NAM:
GFS/AVN:
NWS:
USL12Z
USL21Z
Actual:
55/35/3/0.15
62/44/9/0.44
64/45/5/0.03
59/48/7/0.48
60/46/9/0.23
63/47/11/0.00
62/46/11/0.11
65/50/12/0.02
Day 6
Climo:
NGM:
ETA/NAM:
GFS/AVN:
NWS:
USL12Z
USL21Z
Actual:
53/34/3/0.16
60/36/13/0.00
60/42/10/0.00
58/37/8/0.00
58/39/15/0.00
60/39/15/0.00
59/37/15/0.00
58/33/15/0.00
Day 3
Climo:
NGM:
ETA/NAM:
GFS/AVN:
NWS:
USL12Z
USL21Z
Actual:
55/35/3/0.15
59/41/10/0.00
61/41/12/0.00
66/43/12/0.00
56/42/5/0.00
62/42/7/0.00
62/44/5/0.00
59/38/12/0.00
Day 7
Climo:
NGM:
ETA/NAM:
GFS/AVN:
NWS:
USL12Z
USL21Z
Actual:
52/33/3/0.16
60/40/16/0.01
61/43/13/0.03
58/41/9/0.01
61/41/17/0.00
61/38/17/0.03
63/38/15/0.00
63/38/19/0.00
Day 4
Climo:
NGM:
ETA/NAM:
GFS/AVN:
NWS:
USL12Z
USL21Z
Actual:
54/34/3/0.15
57/35/9/0.00
58/37/7/0.12
55/34/7/0.03
59/36/5/0.00
59/40/11/0.12
59/38/10/0.10
57/34/9/0.02
Day 8
Climo:
NGM:
ETA/NAM:
GFS/AVN:
NWS:
USL12Z
USL21Z
Actual:
52/33/3/0.16
48/34/22/0.00
52/33/10/0.00
55/36/7/0.00
55/30/12/0.00
52/30/13/0.00
53/31/10/0.00
51/32/10/0.00




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