Forecast for Tuesday, April 8

Issued: Monday, April 7 Launch Weather Officer: Johnny Weems, 45th Weather Squadron Synoptic Discussion: "Increasing moisture and temperatures increase the probability of afternoon/evening showers/thunderstorms on both Monday and Tuesday. Chance of thunderstorms Monday afternoon/evening could impact launch preparations. Frontal passage is expected by late Wednesday/early Thursday with thunderstorms and showers in advance. "The greatest concerns for Tuesday morning's attempt will be wind, clouds, and anvils during the early part of window; concern for showers and thunderstorms increases through window." Clouds: Scattered at 3,000 feet with 2-3/8ths sky coverage and tops at 5,000 feet; Scattered-to-broken at 14,000 feet with 4-5/8ths sky coverage and tops at 18,000 feet; and Broken at 26,000 feet with 3-4/8ths sky coverage and tops at 29,000 feet Visibility: 7 miles Launch Pad Winds: Southeasterly from 140 degrees at 14 gusting to 18 knots Temperature: 74 degrees F Relative Humidity: 70 percent Weather: Showers; thunderstorms Solar Weather Activity: Low Probability of Violating Weather Constraints: 60 percent Concerns: Clouds, wind, and thunderstorm/anvils

24-hour Delay Forecast

Wednesday's Probability of Violating Constraints: 80 percent Concerns: Clouds, thunderstorms/showers