Weather archive in Santa Rosa
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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 | |
| 2025 September 11, Thursday | 05 | 9.2 49 | 752.2 29.61 1002.85 1002.85 | 769.3 30.29 1025.65 1025.65 | 0.2 0.01 0.27 0.27 | 56 | Wind blowing from the west-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | 0.9 34 | ||||||||||||||||||
04 | 9.8 50 | 752.0 29.61 1002.58 1002.58 | 769.1 30.28 1025.38 1025.38 | 0.4 0.02 0.53 0.53 | 53 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | 0.5 33 | |||||||||||||||||||
03 | 10.0 50 | 752.0 29.61 1002.58 1002.58 | 769.2 30.28 1025.52 1025.52 | 0.9 0.04 1.2 1.2 | 50 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -0.1 32 | No precipitation No precipitation | 6 | |||||||||||||||||
02 | 9.4 49 | 752.0 29.61 1002.58 1002.58 | 769.3 30.29 1025.65 1025.65 | 1.3 0.05 1.73 1.73 | 50 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -0.7 31 | |||||||||||||||||||
01 | 10.4 51 | 751.6 29.59 1002.05 1002.05 | 768.7 30.26 1024.85 1024.85 | 1.5 0.06 2 2 | 46 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -0.9 30 | |||||||||||||||||||
00 | 11.8 53 | 751.1 29.57 1001.38 1001.38 | 768.2 30.24 1024.18 1024.18 | 1.8 0.07 2.4 2.4 | 43 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -0.4 31 | |||||||||||||||||||
| September 10, Wednesday | 23 | 15.1 59 | 750.7 29.56 1000.85 1000.85 | 767.8 30.23 1023.65 1023.65 | 2.0 0.08 2.67 2.67 | 32 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -1.6 29 | ||||||||||||||||||
22 | 15.3 60 | 750.1 29.53 1000.05 1000.05 | 767.2 30.2 1022.85 1022.85 | 2.4 0.09 3.2 3.2 | 34 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -0.5 31 | |||||||||||||||||||
21 | 16.9 62 | 749.3 29.5 998.98 998.98 | 766.5 30.18 1021.92 1021.92 | 2.4 0.09 3.2 3.2 | 32 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 13.2 56 | 23.2 74 | 30.0 18.6 | -0.2 32 | No precipitation No precipitation | 6 | |||||||||||||||
20 | 18.6 65 | 748.7 29.48 998.18 998.18 | 765.9 30.15 1021.12 1021.12 | 2.5 0.1 3.33 3.33 | 26 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -1.5 29 | |||||||||||||||||||
19 | 20.6 69 | 747.7 29.44 996.85 996.85 | 764.8 30.11 1019.65 1019.65 | 2.1 0.08 2.8 2.8 | 22 | Wind blowing from the south-southwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -2.2 28 | |||||||||||||||||||
18 | 22.0 72 | 746.9 29.41 995.79 995.79 | 763.9 30.07 1018.45 1018.45 | 1.5 0.06 2 2 | 19 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | no clouds no clouds no clouds | 30.0 18.6 | -2.9 27 | |||||||||||||||||||
17 | 22.5 73 | 746.2 29.38 994.85 994.85 | 763.1 30.04 1017.38 1017.38 | 0.6 0.02 0.8 0.8 | 19 | Wind blowing from the south-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | no clouds no clouds no clouds | Dust or sand raised by wind at or near the station at the time of observation, but no well-developed dust whirl(s) or sand whirl(s), and no duststorm or sandstorm seen; or, in the case of ships, blowing spray at the station. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 15.0 9.3 | -2.6 27 | ||||||||||||||||
16 | 22.4 72 | 745.6 29.35 994.05 994.05 | 762.6 30.02 1016.72 1016.72 | 0.2 0.01 0.27 0.27 | 20 | Wind blowing from the south-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | no clouds no clouds no clouds | Dust or sand raised by wind at or near the station at the time of observation, but no well-developed dust whirl(s) or sand whirl(s), and no duststorm or sandstorm seen; or, in the case of ships, blowing spray at the station. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 15.0 9.3 | -1.5 29 | ||||||||||||||||
15 | 22.3 72 | 745.4 29.35 993.79 993.79 | 762.4 30.02 1016.45 1016.45 | 0.1 0 0.13 0.13 | 22 | Wind blowing from the south-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | no clouds no clouds no clouds | Dust or sand raised by wind at or near the station at the time of observation, but no well-developed dust whirl(s) or sand whirl(s), and no duststorm or sandstorm seen; or, in the case of ships, blowing spray at the station. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | 10.0 6.2 | -0.5 31 | No precipitation No precipitation | 6 | ||||||||||||||
14 | 21.3 70 | 745.6 29.35 994.05 994.05 | 762.6 30.02 1016.72 1016.72 | 23 | Wind blowing from the south-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | no clouds no clouds no clouds | Dust or sand raised by wind at or near the station at the time of observation, but no well-developed dust whirl(s) or sand whirl(s), and no duststorm or sandstorm seen; or, in the case of ships, blowing spray at the station. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 10.0 6.2 | -0.7 31 | |||||||||||||||||
13 | 20.8 69 | 745.4 29.35 993.79 993.79 | 762.4 30.02 1016.45 1016.45 | 1.0 0.04 1.33 1.33 | 24 | Wind blowing from the south-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 20–30%. 2/10–3/10. 2 oktas | Dust or sand raised by wind at or near the station at the time of observation, but no well-developed dust whirl(s) or sand whirl(s), and no duststorm or sandstorm seen; or, in the case of ships, blowing spray at the station. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | -0.5 31 | |||||||||||
12 | 19.7 67 | 745.3 29.34 993.65 993.65 | 762.3 30.01 1016.32 1016.32 | 1.7 0.07 2.27 2.27 | 27 | Wind blowing from the south-southwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 50%. 5/10. 4 oktas | Dust or sand raised by wind at or near the station at the time of observation, but no well-developed dust whirl(s) or sand whirl(s), and no duststorm or sandstorm seen; or, in the case of ships, blowing spray at the station. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 7.0 4.4 | 0.3 33 | |||||||||||
11 | 18.1 65 | 745.3 29.34 993.65 993.65 | 762.3 30.01 1016.32 1016.32 | 3.0 0.12 4 4 | 39 | Wind blowing from the south-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 30.0 18.6 | 3.8 39 | ||||||||||||||
10 | 16.0 61 | 744.4 29.31 992.45 992.45 | 761.3 29.97 1014.98 1014.98 | 3.2 0.13 4.27 4.27 | 52 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Clouds generally forming or developing. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 30.0 18.6 | 6.2 43 | |||||||||||
09 | 13.2 56 | 743.6 29.28 991.39 991.39 | 760.6 29.94 1014.05 1014.05 | 3.7 0.15 4.93 4.93 | 60 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 50%. 5/10. 4 oktas | Rain (not freezing) not falling as shower(s). | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 8.6 47 | 17.8 64 | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 2000-2500 6562-8202 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 30.0 18.6 | 5.6 42 | Trace of precipitation Trace of precipitation | 24 | |||||||
08 | 11.8 53 | 742.3 29.22 989.65 989.65 | 759.3 29.89 1012.32 1012.32 | 3.6 0.14 4.8 4.8 | 70 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 50%. 5/10. 4 oktas | 1500-2000 4921-6562 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered. | 30.0 18.6 | 6.4 44 | ||||||||||||||
07 | 8.9 48 | 741.2 29.18 988.19 988.19 | 758.2 29.85 1010.85 1010.85 | 3.0 0.12 4 4 | 89 | Wind blowing from the west-southwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered. | 30.0 18.6 | 7.2 45 | ||||||||||||||
06 | 9.8 50 | 739.9 29.13 986.45 986.45 | 756.7 29.79 1008.85 1008.85 | 1.4 0.06 1.87 1.87 | 86 | variable wind direction | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 60%. 6/10. 5 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | no clouds no clouds no clouds | 2500 or more, or no clouds. 8202 or more, or no clouds. | No Altocumulus, Altostratus or Nimbostratus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered. | 30.0 18.6 | 7.5 46 | ||||||||||||||
05 | 10.7 51 | 738.7 29.08 984.85 984.85 | 755.5 29.74 1007.25 1007.25 | -0.3 -0.01 -0.4 -0.4 | 84 | Wind blowing from the north-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 60%. 6/10. 5 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | no clouds no clouds no clouds | 2500 or more, or no clouds. 8202 or more, or no clouds. | No Altocumulus, Altostratus or Nimbostratus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered. | 30.0 18.6 | 8.1 47 | ||||||||||||||