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Launch weather forecast
Posted: May 16, 2004

Forecast for Wednesday, May 19

Issued: Friday, May 14
Launch Weather Officers: Johnny Weems, 45th Weather Squadron
Synoptic Discussion: "High pressure will continue to dominate the area with breezy afternoon on-shore winds and near seasonal temperatures throughout the next few days. Slight chance of early morning showers due to southeasterly on-shore winds. Any showers/storms which form will move inland by early afternoon.
"The main concerns for launch day are moderate winds enhanced by the sea breeze and the slight possibility of anvil clouds associated with any isolated inland thunderstorms."
Clouds: Scattered at 3,000 feet with 1-2/8ths sky coverage and tops at 5,000 feet, Scattered at 10,000 feet with 1-2/8ths sky coverage and tops at 14,000 feet; Scattered at 25,000 feet with 1-2/8ths sky coverage and tops at 28,000 feet
Visibility: 7 miles
Launch Pad Winds: Easterly from 110 degrees at 12 to 18 knots
Temperature: 78 degrees F
Relative Humidity: 70 percent
Weather: Isolated showers inland
Solar Activity: Low
Probability of Violating Weather Constraints: 10 percent
Concerns: 90-foot level wind, anvil clouds

Times of note

Launch window: 5:52 to 8:46 p.m. EDT (2152-0046 GMT)
Sunrise: 6:30 a.m. EDT (1030 GMT)
Sunset: 8:08 p.m. EDT (0008 GMT)

Forecast for 24- and 48-hour delays

Thursday's Probability of Violating Constraints: 10 percent
Concerns: 90-foot level wind, anvil clouds
Friday's Probability of Violating Constraints: N/A
Concerns: N/A

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