DrJack's BLIPSPOT for: TUE 04/21 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 = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0700z - - 1003z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 55.9 - - 59.0 - - - - - 59.8 Temp@2m Sfc.Heating - - - 15 - - 6 - - - - - -1 Sfc.Heating BL Depth - - - 474 - - 636 - - - - - 376 BL Depth Hcrit - - - 725 - - 725 - - - - - 725 Hcrit BL Top - - - 1134 - - 1296 - - - - - 1036 BL Top Hgt.Variab. - - - 1070 - - 1321 - - - - - 1123 Hgt.Variab. W* - - - 81 - - 71 - - - - - 30 W* B/S - - - 1 - - 1 - - - - - 1 B/S BL Wind - - - 11 - - 14 - - - - - 10 BL Wind Direction - - - 145 - - 129 - - - - - 149 Direction Wind Shear - - - 4 - - 6 - - - - - 4 Wind Shear Max.Converg - - - 1 - - 1 - - - - - 1 Max.Converg CLOUDpotent - - - 312 - - 427 - - - - - 187 CLOUDpotentl sfcLCL - - - 822 - - 869 - - - - - 849 sfcLCL ODpotential - - - 89 - - 73 - - - - - -181 ODpotential blCL - - - 1045 - - 1223 - - - - - 1217 blCL maxRH - - - 100 - - 100 - - - - - 100 maxRH CAPE - - - 470 - - 670 - - - - - 370 CAPE Temp@2m - - - 55.9 - - 59.0 - - - - - 59.8 Temp@2m DewPt@2m - - - 54.9 - - 57.7 - - - - - 58.5 DewPt@2m Temp@Bot - - - 56.0 - - 59.2 - - - - - 60.1 Temp@Bot DewPt@Bot - - - 54.7 - - 57.5 - - - - - 58.4 DewPt@bot Sfc.Heating - - - 15 - - 6 - - - - - -1 Sfc.Heating BL Depth - - - 474 - - 636 - - - - - 376 BL Depth EXPERIMENT - - - 101 - - 102 - - - - - 102 EXPERIMENT EXPERIMENT2 - - - 9 - - 10 - - - - - 11 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] 97731 25 240 23 261 20 275 97731 90331 16 276 17 257 21 288 90331 84638 14 275 12 269 19 292 84638 79929 13 284 14 288 14 311 79929 75862 15 301 16 294 13 324 75862 72265 14 289 17 294 13 327 72265 69029 8 263 15 297 17 309 69029 66083 14 310 14 291 17 284 66083 63371 21 297 13 293 14 280 63371 60754 25 285 17 293 17 301 60754 58031 32 284 20 278 24 280 58031 55208 32 274 24 273 25 275 55208 52505 33 270 32 276 32 272 52505 50059 36 266 33 272 34 274 50059 47849 35 273 37 278 39 272 47849 45829 46 281 42 273 41 268 45829 43972 53 277 47 272 39 270 43972 42265 54 280 50 274 36 279 42265 40686 61 281 52 279 32 284 40686 39212 62 274 59 280 39 287 39212 37827 55 273 65 281 45 284 37827 36490 50 275 70 282 49 285 36490 35133 42 280 71 282 47 286 35133 33728 31 287 66 283 39 289 33728 32275 25 281 52 279 41 293 32275 30755 18 269 42 280 41 296 30755 29151 16 269 29 285 41 298 29151 27466 17 272 26 282 39 297 27466 25705 19 271 21 278 28 299 25705 23872 19 271 18 268 22 296 23872 21962 17 258 17 256 20 300 21962 19967 16 244 16 256 19 294 19967 17883 17 236 15 261 19 286 17883 15758 20 244 15 266 18 291 15758 13711 21 250 16 277 18 305 13711 11845 16 245 21 270 16 311 11845 10178 17 252 23 260 17 296 10178 8699 23 254 25 257 11 243 8699 7391 26 248 27 241 13 230 7391 6229 26 234 29 215 13 240 6229 5201 27 202 31 192 17 226 5201 4300 30 185 29 181 28 191 4300 3508 31 171 27 171 29 176 3508 2802 29 162 24 158 28 163 2802 2181 24 154 20 144 25 156 2181 1665 19 149 18*134 20 151 1665 1271 16*146 17*130 16*150 1271 1000 13*145 15 129 12*149 1000 835 12 145 14 128 11 149 835 741 9 144 11 127 8 149 741 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