DrJack's BLIPSPOT for: THU 04/23 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 - - - 71.5 - - 73.3 - - - - - 71.5 Temp@2m Sfc.Heating - - - 43 - - 48 - - - - - -28 Sfc.Heating BL Depth - - - 1514 - - 1259 - - - - - 83 BL Depth Hcrit - - - 726 - - 726 - - - - - 727 Hcrit BL Top - - - 2174 - - 1919 - - - - - 743 BL Top Hgt.Variab. - - - 1545 - - 1908 - - - - - 2514 Hgt.Variab. W* - - - 174 - - 169 - - - - - 20 W* B/S - - - 2 - - 1 - - - - - 0 B/S BL Wind - - - 20 - - 23 - - - - - 13 BL Wind Direction - - - 182 - - 190 - - - - - 179 Direction Wind Shear - - - 9 - - 12 - - - - - 0 Wind Shear Max.Converg - - - 2 - - -6 - - - - - 1 Max.Converg CLOUDpotent - - - 768 - - 626 - - - - - -340 CLOUDpotentl sfcLCL - - - 1406 - - 1293 - - - - - 1083 sfcLCL ODpotential - - - 384 - - 34 - - - - - -1682 ODpotential blCL - - - 1790 - - 1885 - - - - - 2425 blCL maxRH - - - 100 - - 97 - - - - - 100 maxRH CAPE - - - 1580 - - 2410 - - - - - 2040 CAPE Temp@2m - - - 71.5 - - 73.3 - - - - - 71.5 Temp@2m DewPt@2m - - - 67.3 - - 69.5 - - - - - 68.6 DewPt@2m Temp@Bot - - - 71.3 - - 73.2 - - - - - 72.4 Temp@Bot DewPt@Bot - - - 66.8 - - 69.1 - - - - - 68.5 DewPt@bot Sfc.Heating - - - 43 - - 48 - - - - - -28 Sfc.Heating BL Depth - - - 1514 - - 1259 - - - - - 83 BL Depth EXPERIMENT - - - 101 - - 87 - - - - - 99 EXPERIMENT EXPERIMENT2 - - - 14 - - 15 - - - - - 15 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] 97677 33 254 32 250 21 273 97677 90255 27 250 30 260 26 286 90255 84548 23 269 23 263 25 291 84548 79808 24 293 18 258 24 278 79808 75735 16 288 15 262 20 271 75735 72154 12 283 9 286 13 289 72154 68928 13 273 13 313 12 330 68928 65978 19 274 16 287 22 316 65978 63251 14 308 17 295 18 276 63251 60606 23 326 23 317 22 304 60606 57876 46 293 33 298 38 287 57876 55065 49 288 45 281 35 276 55065 52339 49 287 48 280 41 286 52339 49857 57 287 52 284 57 290 49857 47636 64 284 64 284 69 291 47636 45643 65 285 71 286 81 292 45643 43834 64 289 79 293 97 289 43834 42176 59 291 87 298 107 285 42176 40640 55 290 90 300 104 285 40640 39196 53 287 85 301 101 288 39196 37829 55 284 76 301 96 290 37829 36503 61 283 64 301 85 291 36503 35153 61 281 55 299 72 288 35153 33750 53 277 56 297 68 283 33750 32294 50 275 62 293 67 282 32294 30770 49 274 65 291 59 284 30770 29171 45 275 58 288 49 285 29171 27497 41 275 48 285 43 282 27497 25749 37 274 43 282 41 280 25749 23926 34 272 41 280 38 278 23926 22029 36 273 39 280 33 273 22029 20050 32 273 38 279 28 268 20050 17981 28 276 34 277 25 272 17981 15865 30 282 30 285 24 278 15865 13826 21 273 24 278 27 271 13826 11967 13 230 23 250 30 259 11967 10307 15 205 21 241 28 247 10307 8822 19 204 20 226 25 237 8822 7497 24 203 21 221 23 226 7497 6320 27 203 25 211 24 219 6320 5284 29 209 28 203 30 215 5284 4377 29 203 31 202 35 207 4377 3576 28 199 32 199 36 197 3576 2859 26 190 31 196 38 190 2859 2224 25*186 30*195 37 186 2224 1695 23*184 27*192 34 184 1695 1289 22 183 24 191 29 183 1289 1009 20 182 22 189 23 180 1009 840 18 181 19 189 20*180 840 743 14 182 15 188 13*179 743 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