DrJack's BLIPSPOT for: FRI 04/03 TSA_TX 660ft pt21226@32.461,-96.932,636ft SPONSORED BY: Texas Soaring Association BLIPSPOT sfc.temp. adjusted by +0.1 degF RUC - Last Analysis,Validation Time = 21Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0959z - - 1331z - - 1601z - - 1901z - - 2159z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 68.5 - - 56.0 - - 52.2 - - 47.7 - - 44.1 Temp@2m Sfc.Heating 69 - - 166 - - 89 - - 27 - - 17 Sfc.Heating BL Depth 770 - - 1286 - - 1243 - - 987 - - 628 BL Depth Hcrit 712 - - 1132 - - 710 - - 710 - - 710 Hcrit BL Top 1430 - - 1946 - - 1903 - - 1647 - - 1288 BL Top Hgt.Variab. 823 - - 380 - - 658 - - 1034 - - 904 Hgt.Variab. W* 160 - - 250 - - 200 - - 125 - - 94 W* B/S 4 - - 2 - - 2 - - 1 - - 1 B/S BL Wind 8 - - 22 - - 19 - - 16 - - 15 BL Wind Direction 174 - - 336 - - 343 - - 349 - - 356 Direction Wind Shear 3 - - 8 - - 8 - - 9 - - 7 Wind Shear Max.Converg 6 - - -5 - - -6 - - -5 - - -4 Max.Converg CLOUDpotent 400 - - 681 - - 813 - - 497 - - -67 CLOUDpotentl sfcLCL 1030 - - 1265 - - 1090 - - 1150 - - 1355 sfcLCL ODpotential -1894 - - 498 - - 564 - - 194 - - -11439 ODpotential blCL 3324 - - 1448 - - 1339 - - 1453 - - 12727 blCL maxRH 97 - - 100 - - 100 - - 100 - - 100 maxRH CAPE 1530 - - 810 - - 1390 - - 970 - - 380 CAPE Temp@2m 68.5 - - 56.0 - - 52.2 - - 47.7 - - 44.1 Temp@2m DewPt@2m 66.1 - - 53.0 - - 50.0 - - 45.4 - - 41.0 DewPt@2m Temp@Bot 68.0 - - 55.2 - - 51.8 - - 47.6 - - 44.0 Temp@Bot DewPt@Bot 65.4 - - 51.8 - - 49.2 - - 44.9 - - 40.6 DewPt@bot Sfc.Heating 69 - - 166 - - 89 - - 27 - - 17 Sfc.Heating BL Depth 770 - - 1286 - - 1243 - - 987 - - 628 BL Depth EXPERIMENT 87 - - 101 - - 102 - - 101 - - 101 EXPERIMENT EXPERIMENT2 13 - - 8 - - 7 - - 6 - - 5 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z [ft] ------------------------------------------------------------------------------------------- [ft] 97792 16 261 9 266 14 311 15 284 19 295 97792 90398 5 140 8 123 3 162 4 283 5 330 90398 84674 12 099 12 119 6 109 5 044 5 018 84674 79930 12 095 9 088 6 121 6 108 1 102 79930 75873 9 089 7 123 7 163 1 300 8 141 75873 72305 8 216 2 323 4 157 2 239 7 171 72305 69077 13 206 15 245 13 266 11 291 2 153 69077 66109 10 269 17 250 20 256 21 255 9 241 66109 63368 15 261 17 247 19 243 25 245 22 259 63368 60739 21 260 20 243 23 245 31 260 32 258 60739 57994 29 261 29 248 30 253 36 259 31 247 57994 55104 43 267 38 259 41 261 41 263 41 264 55104 52328 58 266 54 263 54 262 52 264 57 265 52328 49833 67 262 64 260 63 261 64 262 63 257 49833 47598 72 258 71 257 70 259 73 261 65 256 47598 45570 74 255 76 254 73 259 78 262 71 260 45570 43720 74 255 76 253 75 262 83 260 83 265 43720 42021 73 255 73 255 81 264 86 258 99 267 42021 40448 71 257 72 256 93 264 99 263 106 266 40448 38985 71 258 73 257 105 265 100 257 106 265 38985 37616 69 258 75 257 109 266 98 249 106 265 37616 36295 68 257 74 256 100 264 98 249 103 267 36295 34951 68 256 68 256 88 260 104 255 92 268 34951 33558 68 255 62 256 76 261 106 266 78 262 33558 32116 68 256 58 257 67 261 76 263 73 254 32116 30605 66 258 58 258 61 260 61 249 69 250 30605 29012 60 260 61 259 57 257 55 246 65 248 29012 27335 54 263 62 261 56 254 55 247 57 245 27335 25574 46 263 61 264 57 254 57 248 57 250 25574 23733 43 261 57 265 55 259 58 254 58 260 23733 21819 42 260 53 264 51 266 55 264 57 268 21819 19826 43 265 48 267 45 270 45 272 51 275 19826 17754 43 275 41 270 41 270 35 279 38 282 17754 15644 33 283 31 270 33 265 31 277 22 290 15644 13604 20 269 20 270 24 255 23 259 11 263 13604 11740 11 224 16 247 20 245 19 240 11 247 11740 10080 12 250 18 221 18 228 22 239 14 194 10080 8604 13 270 17 231 15 228 17 244 18 191 8604 7292 16 277 15 240 14 241 11 233 12 202 7292 6127 17 275 11 230 13 222 11 205 10 187 6127 5100 16 267 8 206 10 195 8 196 9 164 5100 4197 17 258 5 198 3 182 2 147 6 140 4197 3405 18 252 1 310 2 332 12 358 5 110 3405 2708 17 246 11 348 18 348 20 353 16 016 2708 2109 14 227 23*338 21*346 20*352 21 008 2109 1613 12*199 24*337 21*345 19*350 20*005 1613 1235 10*179 23 336 20 343 17 349 17*358 1235 975 8 173 22 336 19 342 15 349 16 356 975 817 7 171 20 335 17 342 14 349 14 356 817 726 6 171 16 335 13 341 10 348 11 354 726 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 21Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography