L-1 launch day weather forecast – STS-110

Eastern Range STS Launch Forecast Issued:  3 April 2002 Valid:     4 April 2002      45 Weather Squadron web site: https://www.patrick.af.mil/45OG/45ws/

Vehicle/Payload:        STS-110 (Atlantis)/ISS 8A
Location:       Pad 39-B
Launch Weather Officer: Kathy Winters
Synoptic Discussion:    A weak cold front will be located in North Florida on Thursday morning and become nearly stationary over Central Florida by launch time.   Florida east coast sea breeze will form by mid afternoon, bringing the threat of showers and isolated thunderstorms.
Clouds  Coverage        Bases (feet)    Tops (feet)

Cumulus 4/8 SCT OCNL 5/8 BKN    3000     7000

ALTOCUMULUS     3/8 SCT 10000   13000

CIRRUS  3/8 SCT 25000   27000
Visibility:      7
Wind:   11008 P 12 kt  (60 foot pad winds)
Temperature:    77 F    RH:     76%     Dewpoint:       69 F
Weather:        ISOLD SHOWERS/TSTMS VICINITY
Probability of KSC weather prohibiting launch:             40%

Probability of KSC weather prohibiting Tanking:              0%

Primary concern(s):     Low cloud ceilings, showers/tstms, anvils.
Probability of KSC weather prohibiting launch for 24 hour delay:            20%

Probability of KSC weather prohibiting Tanking:               0%

Primary concern(s):     Low cloud ceilings, showers.
Probability of KSC weather prohibiting launch for 48 hour delay:           40%

Probability of KSC weather prohibiting Tanking:                                    0%

Primary concern(s):        Low cloud ceilings, showers, crosswinds.
Sunrise:         4 April 0610 EST       Moonrise:       4 April 0115 EST        Illumination:    55%

Sunset:  4 April 1843 EST       Moonset:        4 April 1140 EST
Next Forecast will be issued:   As required