Weather forecast for STS-109 launch on March 1

Eastern Range Operation Forecast

Op Number: F1443

Issued: 28 Feb 02/0700 EST

Valid: 1 Mar/1121-1224 UTC (1/0621-0724 EST)

45 Weather Squadron web site: https://www.patrick.af.mil/45OG/45ws/

Vehicle/Payload: STS-109 (Columbia)/HST SM-03B

Location: CX 39A

Launch Weather Officer: Ed Priselac, Kathy Winters

Synoptic Discussion: Cold front will be in south Florida and surface high
pressure will be located
northeast of KSC.

Clouds:                        Coverage     Bases (feet)   Tops (feet)

STRATOCUMULUS  3/8-5/8 SCT      4000           6000

Wind: 03014 P 20 kt (60 foot pad winds)

Temperature: 55 F

RH: 86%

Dewpoint: 51 F

Weather: NIL

Probability of KSC weather prohibiting launch: 30%

Probability of KSC weather prohibiting Tanking: 0%

Primary concern(s): Low cloud ceilings

Probability of KSC weather prohibiting launch for 24 hour delay: 60%

Probability of KSC weather prohibiting Tanking: 0%

Primary concern(s): Low cloud/thick cloud/showers

Probability of KSC weather prohibitin…ôunch for 48 hour delay: 70%

Probability of KSC weather prohibiting Tanking: 0%

Primary concern(s): Low cloud/Thick cloud/Showers/Thunderstorms/Anvils

Sunrise: 28 Feb 0649 EST

Moonrise: 27 Feb 1856 EST

Illumination: 99%

Sunset: 28 Feb 1822 EST

Moonset: 28 Feb 0757 EST

Next Forecast will be issued: IF REQUIRED