Weather archive in Grimsstadir
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Weather statistics
| 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 | |
| 2021 March 7, Sunday | 21 | -5.2 23 | 726.5 28.6 968.59 968.59 | 763.0 30.04 1017.25 1017.25 | -0.3 -0.01 -0.4 -0.4 | 82 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 60%. 6/10. 5 oktas | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -7.8 18 | |||||||||||||
18 | -1.0 30 | 726.8 28.61 968.99 968.99 | 762.7 30.03 1016.85 1016.85 | -0.7 -0.03 -0.93 -0.93 | 85 | Wind blowing from the south-east | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 60%. 6/10. 5 oktas | -6.7 20 | 0.0 32 | 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 at a single level. | Cirrostratus not progressively invading the sky and not entirely covering it. | 71.0 44.1 | -3.3 26 | ||||||||||||
15 | -0.4 31 | 727.5 28.64 969.92 969.92 | 763.3 30.05 1017.65 1017.65 | -1.3 -0.05 -1.73 -1.73 | 94 | Wind blowing from the south-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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, but the continuous veil does not reach 45 degrees above the horizon. | 71.0 44.1 | -1.3 30 | ||||||||||||||
12 | -1.7 29 | 728.8 28.69 971.65 971.65 | 764.9 30.11 1019.78 1019.78 | -0.7 -0.03 -0.93 -0.93 | 88 | Wind blowing from the south-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 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 fibratus, sometimes uncinus, not progressively invading the sky. | 71.0 44.1 | -3.5 26 | ||||||||||||||
09 | -6.3 21 | 729.5 28.72 972.59 972.59 | 766.3 30.17 1021.65 1021.65 | 86 | Wind blowing from the south | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | -7.5 19 | 0.3 33 | Stratocumulus cumulogenitus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1500-2000 4921-6562 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -8.3 17 | Snow covering ground completely; deep drifts. | 48 18.9 | |||||||||||