Forecast for Friday, February 16

Issued: Thursday, February 15 Launch Weather Team: 45th Weather Squadron Synoptic Discussion: "Surface high pressure will usher in much colder and drier air over the next two to three days. Overall, benign conditions are expected, with the exception of ground winds. "The main concern during the launch window will be ground winds greater than 25 knots during the last four minutes of the countdown." Clouds: Cirrus scattered at 25,000 feet and tops at 26,000 feet Visibility: 10 miles Launch Pad Winds: Northwesterly from 300 degrees at 12 gusting to 20 knots Temperature: 44 to 46 degrees F Relative Humidity: 50 percent Weather: Partly cloudy Probability of Violating Weather Constraints: 20 percent Concerns: Ground winds

24-hour Delay Forecast

Saturday's Probability of Violating Constraints: 10 percent Concerns: Ground winds

Times of note

Friday night's launch window: 6:05 to 6:23 p.m. EST Saturday night's launch window: 6:01 to 6:19 p.m. EST