April 18th, 2026 Timelapse
On April 18th, the day began under a thick blanket of clouds that set the stage for a rather subdued morning. Surface winds were gentle, averaging around 2.2 mph, while winds at 100 meters climbed slightly to 4.9 mph. This low level of airflow allowed the extensive cloud cover—averaging 92.4%—to dominate the skyline. The majority of the clouds were high-altitude formations, comprising approximately 85.8% of the total cloud cover, with low clouds contributing just 27.0%. The cool temperature of 44.0°F added to the feeling of stillness, and with no precipitation reported, the atmosphere felt rather calm and heavy. The gentle surface winds were consistent with the lack of turbulence at this altitude, but the winds higher up showed just enough variation to suggest the possibility of minor conflicts in air movement, leading to a stable yet layered cloud structure.
As the day progressed towards midday, conditions began to evolve noticeably. The surface winds picked up to an average of 6.6 mph, while winds at 100 meters increased to 9.3 mph. This uptick in wind speed coincided with a rise in cloud cover to an almost complete saturation of 99.2%. The clouds remained predominantly high, with 99.0% of them falling into that category, leaving the sky looking rather uniform and dense. The layering of clouds became more pronounced as the higher winds began to shift and push the clouds more rapidly across the sky. Turbulence was minimal at this point, but the higher wind speeds hinted at subtle wind shear effects, creating a gentle undulation in the cloud layers. The air temperature also warmed significantly to an average of 61.3°F, enhancing the sense of richness in the atmosphere without any accompanying precipitation.
By evening, the weather took on a slightly different character as the clouds began to thin out. Surface winds decreased again to an average of 4.2 mph, while winds aloft remained steady at 7.4 mph. The high cloud cover diminished to about 69.5%, revealing more of the sky but still leaving a beautiful array of high-altitude clouds that painted a textured backdrop against the twilight. The temperature rose slightly to an average of 63.2°F, encouraging a more pleasant outdoor experience. Despite the reduction in cloud coverage, the wind dynamics were still at play; the lingering high clouds maintained an ethereal quality, gracefully flowing across the sky, while the smoother surface winds contributed to a tranquil evening. This combination of fading clouds and calming winds created a picturesque scene, showcasing the day’s evolution from dense overcast to a more open, yet still layered, sky.
April 18th, 2026 Timeline
Screenshots with weather data (wind layers, clouds, precipitation)
Weather Info for April 18th, 2026
Sunset: 8:03 PM