Weather archive in Portland (airport), Washington
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| Date / Local time | T | Po | P | Pa | U | DD | Ff | ff10 | ff3 | N | WW | W1 | W2 | Tn | Tx | Cl | Nh | H | Cm | Ch | VV | Td | RRR | tR | E | Tg | E' | sss | |
| 2024 December 18, Wednesday | 19 | 10.6 51 | 768.2 30.24 1024.18 1024.18 | 768.7 30.26 1024.85 1024.85 | 0.3 0.01 0.4 0.4 | 86 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 16.0 9.9 | 8.3 47 | |||||||||||||||||
16 | 12.2 54 | 767.9 30.23 1023.78 1023.78 | 768.7 30.26 1024.85 1024.85 | -0.3 -0.01 -0.4 -0.4 | 80 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 7.8 46 | 15.6 60 | 1000-1500 3281-4921 | 16.0 9.9 | 8.9 48 | ||||||||||||||||
13 | 14.4 58 | 768.2 30.24 1024.18 1024.18 | 768.9 30.27 1025.12 1025.12 | -0.8 -0.03 -1.07 -1.07 | 60 | Calm, no wind | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | 1000-1500 3281-4921 | 16.0 9.9 | 6.7 44 | ||||||||||||||||||
10 | 12.8 55 | 769.0 30.28 1025.25 1025.25 | 769.6 30.3 1026.05 1026.05 | 3.3 0.13 4.4 4.4 | 69 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 20–30%. 2/10–3/10. 2 oktas | 6.7 44 | 13.9 57 | 600-1000 1968-3281 | 16.0 9.9 | 7.2 45 | 0.3 0.01 | 6 | |||||||||||||
07 | 11.7 53 | 765.7 30.15 1020.85 1020.85 | 766.3 30.17 1021.65 1021.65 | 4.9 0.19 6.53 6.53 | 74 | Wind blowing from the west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 16.0 9.9 | 7.2 45 | 0.3 0.01 | 3 | ||||||||||||||||
04 | 12.8 55 | 760.8 29.95 1014.32 1014.32 | 761.5 29.98 1015.25 1015.25 | 0.8 0.03 1.07 1.07 | 77 | Wind blowing from the south-southwest | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 7.8 46 | 13.3 56 | 600-1000 1968-3281 | 16.0 9.9 | 8.9 48 | 4.0 0.16 | 6 | |||||||||||||
01 | 7.8 46 | 760.0 29.92 1013.25 1013.25 | 760.6 29.94 1014.05 1014.05 | -1.6 -0.06 -2.13 -2.13 | 86 | Wind blowing from the south-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, moderate at time of observation. | 1500-2000 4921-6562 | 12.0 7.5 | 5.6 42 | 0.5 0.02 | 3 | |||||||||||||||
| December 17, Tuesday | 22 | 8.3 47 | 761.6 29.98 1015.38 1015.38 | 762.2 30.01 1016.18 1016.18 | -1.3 -0.05 -1.73 -1.73 | 80 | Wind blowing from the east-southeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | 6.1 43 | 13.3 56 | 1000-1500 3281-4921 | 16.0 9.9 | 5.0 41 | 4.0 0.16 | 6 | |||||||||||||
19 | 12.8 55 | 762.9 30.04 1017.12 1017.12 | 763.4 30.06 1017.78 1017.78 | 0.3 0.01 0.4 0.4 | 74 | Wind blowing from the south-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 16.0 9.9 | 8.3 47 | 4.0 0.16 | 3 | ||||||||||||||||