Forecast for Wednesday, August 20

Issued: Sunday, August 17 Launch Weather Officer: 45th Weather Squadron Synoptic Discussion: "Little change from yesterdayıs outlook; a more typical summer pattern will gradually return today and become well established early in the week. Thunderstorms today will form mid-late afternoon inland with slow erratic movement due to weak winds aloft. Movement after formation Monday and beyond will be slowly back towards the east coast after formation in the afternoon along the seabreeze convergence boundary. These afternoon storms could impact early countdown activities but should dissipate through the evening. The most probable impact to activities during the window will be residual cloudiness and/or thunderstorm anvils." 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 2-3/8ths sky coverage and tops at 18,000 feet; Broken at 26,000 feet with 3-4/8ths sky coverage and tops at 29,000 feet Visibility: 7 miles Launch Pad Winds: Southwesterly from 230 degrees at 6 gusting to 8 knots Temperature: 75 degrees F Relative Humidity: 70 percent Weather: Isolated showers Solar Weather Activity: Low Probability of Violating Weather Constraints: 20 percent Concerns: Residual debris clouds and/or anvils

24- and 48-hour Delay Forecasts

Thursday's Probability of Violating Constraints: 30 percent Concerns: Residual debris clouds and/or anvils Friday's Probability of Violating Constraints: 30 percent Concerns: Residual debris clouds and/or anvils