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Launch weather forecast
Posted: May 19, 2004

Forecast for Wednesday, May 19

Issued: Wednesday, May 19
Launch Weather Officers: Johnny Weems, 45th Weather Squadron
Synoptic Discussion: "High pressure will continue to dominate the area with breezy afternoon on-shore winds. Chance of morning showers due to east-southeast on-shore winds but they will move slowly toward the interior of the state through the afternoon.
"The main concerns for launch day are winds enhanced by the sea breeze and the slight possibility of isolated offshore showers moving toward the coast."
Clouds: Scattered at 3,000 feet with 1-2/8ths sky coverage and tops at 5,000 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 15 knots
Temperature: 78 degrees F
Relative Humidity: 70 percent
Weather: None
Solar Activity: Low
Probability of Violating Weather Constraints: less than 10 percent
Concerns: 90-foot level wind, isolated showers

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: less than 10 percent
Concerns: 90-foot level wind, isolated showers
Friday's Probability of Violating Constraints: N/A
Concerns: N/A

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