N49RF HRD GPS Dropwindsonde Scientist Log Storm Ophelia Dropwindsonde Scientists Jason Dunion -------------------------- -------------------------------------------------- Flight ID 050914N Flight Director Paul Flaherty Takeoff from SAVANNAH at 1756 UTC ---------------------- --------------------------------------------- ---------- ---------- Mission ID 2616A OPHELIA AVAPS Operators Jeff Smith/Mark Rogers Recovery at MACDILL at 0110 UTC --------------------- --------------------------------------------- ---------- ---------- +----------------------------------------------------------------------------------------------------------------------------------+ | Drop Sonde Time Lat Lon Surface Wind closet DLM Comments | | # ID # (UTC) (°N) (°W) Pressure to surface wind | | (mb) dir/spd hgt (kt) | | (kt) (m) (RH heating cycles for all sondes) | +----------------------------------------------------------------------------------------------------------------------------------+ | 1 012615072 182040 31.60 78.28 1009.1 265° 26 7 275° 32 ~5-10% RH 300-700 mb; moist below | | 2 011218127 183342 31.63 76.42 1009.7 210° 19 7 245° 33 Dry above 700 mb (~5-10% RH); 50 kt westerlies | | 400-500 mb | | 3 012545005 184716 32.70 74.93 1010.2 175° 34 8 210° 34 Cirrus @ f/l; 10-30% RH f/l-550 mb; moist below | | 4 012615082 190204 34.46 74.37 1010.4 150° 28 8 175° 32 5-20% RH f/l-400 mb; moist below; no winds 250-295 | | mb on AVAPS channel #2--okay on channel #6 | | 5 012615194 191628 36.20 74.84 1009.7 130° 18 7 155° 25 Very narrow dry slot 850 mb (down to 15% RH); some | | weak telemetry below 810 mb on AVAPS channel #1-- | | better on channel #5 | | 6 051926132 192924 37.00 73.08 1015.4 125° 14 7 170° 19 Dry slot 500-600 mb, otherwise moist | | 7 012615016 194606 38.99 72.95 1015.8 135° 15 4 195° 16 10% RH 300-600 mb; moist above and below | | 8 012615180 200016 39.95 70.99 1017.6 160° 08 5 215° 12 Dry throughout | | 9 012615209 201448 38.91 69.20 ------ 170° 13 N/A 210° 04 Telemetry weak/poor and intermittent winds below | | 863 mb; 10-30% RH f/l-800 mb; no heights | | 10 012615197 202912 37.97 70.96 1016.9 150° 14 7 190° 08 5-25% RH 250-600 mb | | 11 012625072 204528 35.99 71.01 1015.7 145° 17 5 175° 11 Moist (Jordan-like) | | 12 051926036 210247 34.02 71.92 1013.9 165° 25 26 185° 18 Moist; large PTH telemetry gaps and spotty winds | | below 934 mb | | 13 012225161 211815 33.05 70.00 ------ 184° 18 N/A 195° 07 Moist; poor telemetry at EOD; did not reach surface | | (down to ~1007 mb); no heights | | 14 051926042 213358 33.88 68.06 1017.3 155° 11 7 310° 01 5-40% RH f/l-600 mb; moist below | | 15 012615181 214904 31.99 68.00 1017.4 180° 10 7 -------- 5-40% RH f/l-600 mb; moist below | | 16 012615023 220424 30.05 68.12 1017.9 136° 07 55 70° 03 5% RH 250-500 mb; moist above/below | | 17 012025127 222012 31.00 70.00 1016.5 175° 13 7 195° 03 Moist | | 18 012615184 223742 31.95 72.01 1015.0 180° 23 4 210° 12 RH quite variable throughout; no winds ~120-160 s | | on AVAPS channel #2--okay on channel #5 | | 19 012625073 225314 31.00 73.85 1013.8 185° 19 7 230° 17 No winds ~70-140 s (200-250 mb) and ~430-790 s | | (517-925 mb) | | 20 011378084 230839 29.97 72.04 1015.9 175° 21 7 235° 06 5-40% RH 350-800 mb; moist below/above; dry | | continental air | | 21 012615185 232415 28.03 72.05 1016.8 185° 19 5 285° 06 5-30% RH ~400-600 mb; dry continental air; moist | | below | | 22 012615193 234019 27.13 73.96 1015.6 185° 11 8 290° 08 5-30% RH 300-600 mb; moist below; dry continental | | air | | 23 012615213 235558 28.94 74.07 1015.1 205° 11 8 260° 11 0-40% RH 350-800 mb; dry continental air; moist | | above and below | | 24 012615022 001012 28.99 76.00 1014.9 225° 15 4 255° 13 0-15% RH 500-900 mb | | 25 012615196 002600 28.26 78.01 ------ -------------- -------- Late winds 116.5 s; intermittent winds to 500 mb | | 26 012615008 002801 28.23 78.28 1015.1 210° 09 7 260° 13 Interesting sounding; moist 300-500 mb; 5% RH | | 500-550 mb; moist 550-700 mb; 5% RH 750-850 mb; | | moist below | +----------------------------------------------------------------------------------------------------------------------------------+