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Meteorology 415. Contest 2 Selinsgrove, PA September 28, 2011. Selinsgrove, PA. Selinsgrove, PA.
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Meteorology 415 Contest 2 Selinsgrove, PA September 28, 2011
Selinsgrove, PA FAA Identifier: SEG Lat/Long: 40-49-16.4450N / 076-51-51.0200W40-49.274083N / 076-51.850333W40.8212347 / -76.8641722(estimated) Elevation: 464 ft. / 141.4 m (surveyed) Variation: 11W (2000) From city: 1 mile N of SELINSGROVE, PA
Selinsgrove Observations • KSEG 282353Z AUTO 00000KT 4SM VCTS -RA BR FEW027 BKN100 OVC110 20/19 • A2982 RMK AO2 TSB53RAB2259E29B51 SLP094 P0001 60081 T02000194 10233 • 20200 56001= • KSEG 290026Z AUTO 00000KT 4SM RA BR SCT018 BKN040 OVC080 20/20 A2982 RMK • AO2 TSE20 P0002 $= • KSEG 290032Z AUTO 16004KT 2SM +RA BR BKN014 BKN040 OVC080 20/20 A2983 • RMK AO2 TSE20 P0008 $= • KSEG 290040Z AUTO 11003KT 1 1/4SM +RA BR BKN014 BKN040 OVC055 20/20 • A2982 RMK AO2 LTG DSNT NE TSE20 P0021 $= • KSEG 290046Z AUTO 09003KT 2SM +RA BR BKN015 BKN020 OVC040 20/20 A2982 • RMK AO2 LTG DSNT NE TSE20 P0026 $= • KSEG 290053Z AUTO 00000KT 2 1/2SM RA BR BKN015 BKN041 OVC050 20/20 A2983 • RMK AO2 VIS 1 1/2V4 TSE20 SLP098 P0029 T02000200 $= • KSEG 290058Z AUTO 14005KT 1 3/4SM +RA BR BKN013 BKN041 OVC055 20/20 • A2983 RMK AO2 LTG DSNT NE P0012 $= • KSEG 290104Z AUTO 10008KT 3/4SM +RA BR BKN011 OVC043 20/19 A2981 RMK AO2 • LTG DSNT NE P0030 $= • KSEG 290108Z AUTO 00000KT 1SM RA BR SCT011 BKN039 OVC050 20/19 A2982 RMK • AO2 LTG DSNT NE P0031 $= • KSEG 290112Z AUTO 16004KT 2SM -RA BR SCT011 BKN034 OVC042 20/19 A2982 • RMK AO2 P0031 $= • KSEG 290120Z AUTO 00000KT 3SM +RA BR SCT012 BKN032 OVC039 20/19 A2982 • RMK AO2 P0035 $= • KSEG 290123Z AUTO 00000KT 1 3/4SM +RA BR SCT012 SCT026 OVC032 20/19 • A2982 RMK AO2 VIS 3/4V3 P0037 $= • KSEG 290132Z AUTO 00000KT 3SM -RA BR FEW017 BKN025 OVC034 20/19 A2982 • RMK AO2 LTG DSNT SW P0039 $= • KSEG 290153Z AUTO 09004KT 7SM BKN021 OVC026 20/19 A2981 RMK AO2 LTG DSNT • W RAE43 SLP093 P0039 T02000194 $= • KSEG 290229Z AUTO 08003KT 7SM VCTS SCT019 BKN030 OVC110 20/19 A2980 RMK • AO2 LTG DSNT S AND NW TSB29 $= • KSEG 290236Z AUTO 00000KT 8SM VCTS -RA FEW019 BKN028 OVC110 20/19 A2980 • RMK AO2 LTG DSNT S AND SW TSB29RAB33 P0000 $= • KSEG 290255Z AUTO 28006KT 2 1/2SM VCTS RA BR FEW011 BKN018 OVC028 19/19 • A2981 RMK AO2 LTG DSNT S P0002 $= • KSEG 290253Z AUTO 29007KT 4SM VCTS RA BR SCT018 BKN028 OVC070 19/19 • A2981 RMK AO2 LTG DSNT S TSB29RAB33 SLP092 P0001 60069 T01940189 55006 • KSEG 290258Z AUTO VRB05KT 1 1/2SM VCTS +RA BR BKN016 OVC028 19/19 A2982 • RMK AO2 LTG DSNT S TSE57B58 P0008 $=
Selinsgrove Observations • KSEG 290302Z AUTO 29008KT 3/4SM VCTS +RA BR SCT008 BKN018 OVC028 19/19 • A2981 RMK AO2 LTG DSNT S TSE0257B0258 P0022 $= • KSEG 290314Z AUTO 29005KT 1/2SM VCTS +RA FG BKN006 BKN011 OVC033 19/18 • A2981 RMK AO2 LTG DSNT N AND S AND SW TSE0257B0258 P0055 $= • KSEG 290318Z AUTO VRB03KT 1 1/4SM TSRA BR BKN008 BKN015 OVC033 19/18 • A2981 RMK AO2 LTG DSNT N AND S AND SW TSE0257B0258 P0056 $= • KSEG 290325Z AUTO 00000KT 2 1/2SM +TSRA BR FEW008 BKN016 OVC033 19/18 • A2981 RMK AO2 LTG DSNT N AND S AND SW TSE0257B0258 P0059 $= • KSEG 290329Z AUTO 00000KT 1 1/2SM +TSRA BR FEW008 BKN014 OVC033 18/18 • A2981 RMK AO2 LTG DSNT N AND S AND SW TSE0257B0258= • KSEG 290353Z AUTO 02003KT 1 3/4SM +TSRA BR FEW006 OVC018 18/18 A2980 RMK • AO2 LTG DSNT NE-S TSE0257B0258 SLP088 P0079 T01830178 $= • KSEG 290357Z AUTO 00000KT 3SM VCTS RA BR FEW006 BKN021 OVC085 18/18 • A2980 RMK AO2 LTG DSNT ALQDS P0000 $= • KSEG 290405Z AUTO 00000KT 5SM RA BR FEW006 BKN031 OVC090 18/18 A2980 RMK • AO2 LTG DSNT ALQDS TSE05 P0001 $= • KSEG 290428Z AUTO 00000KT 6SM VCTS -RA BR BKN041 OVC095 18/18 A2980 RMK • AO2 LTG DSNT NE AND E TSE05B22 P0005 $= • KSEG 290451Z AUTO 00000KT 10SM -RA OVC090 18/17 A2979 RMK AO2 LTG DSNT • NE-SE TSE05B22E45 P0005 402500183 $= • KSEG 290453Z AUTO 00000KT 10SM OVC090 18/17 A2979 RMK AO2 LTG DSNT NE-SE • TSE05B22E45RAE52 SLP084 P0005 T01830172 402500183 $= • KSEG 290553Z AUTO 00000KT 3SM BR SCT050 17/17 A2979 RMK AO2 SLP086 60153 • T01720167 10200 20172 55002 $= • KSEG 290558Z AUTO 00000KT 1 3/4SM BR SCT050 17/17 A2980 RMK AO2 $= • KSEG 290610Z AUTO 00000KT 3SM BR FEW055 17/17 A2979 RMK AO2 $= • KSEG 290635Z AUTO 00000KT 2SM BR CLR 17/16 A2978 RMK AO2 $= • KSEG 290648Z AUTO 00000KT 1SM BR VV009 16/16 A2978 RMK AO2 $= • KSEG 290653Z AUTO 00000KT 1/2SM FG SCT001 SCT009 16/16 A2978 RMK AO2 • SLP080 T01610156 $= • KSEG 290702Z AUTO 00000KT 3/4SM BR SCT001 BKN009 16/15 A2977 RMK AO2 $= • KSEG 290727Z AUTO 00000KT 1/4SM FG BKN001 OVC007 16/16 A2977 RMK AO2 $= • KSEG 290753Z AUTO 00000KT 1/2SM FG VV001 16/16 A2977 RMK AO2 SLP081 • T01610156 $= • KSEG 290853Z AUTO 00000KT 1/2SM FG VV001 16/16 A2976 RMK AO2 SLP077 • T01610156 56009 $=
Selinsgrove – Lessons Learned • Heavy precipitation results from the three basic mechanisms: • Moisture Convergence • Surface Convergence • Thermal Lift (convection in this case) • Nearly stationary boundaries become the focus of repetitive showers (until something pushes it out of the way )