DrJack's BLIPSPOT for: SUN 04/12 Marfa_TX 4849ft pt18183@-103.864,30.408,4919ft BLIPSPOT sfc.temp. adjusted by -0.2 degF SPONSORED BY: Marfa Gliders 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 - - - 71.8 - - 75.4 - - - - - 63.5 Temp@2m Sfc.Heating - - - 471 - - 400 - - - - - -11 Sfc.Heating BL Depth - - - 6138 - - 9903 - - - - - 305 BL Depth Hcrit - - - 9405 - - 12383 - - - - - 5138 Hcrit BL Top - - - 10987 - - 14752 - - - - - 5154 BL Top Hgt.Variab. - - - 3008 - - 2700 - - - - - 274 Hgt.Variab. W* - - - 598 - - 664 - - - - - 5 W* B/S - - - 8 - - 8 - - - - - 0 B/S BL Wind - - - 13 - - 14 - - - - - 5 BL Wind Direction - - - 280 - - 259 - - - - - 188 Direction Wind Shear - - - 6 - - 5 - - - - - 0 Wind Shear Max.Converg - - - -3 - - -10 - - - - - -2 Max.Converg CLOUDpotent - - - -294 - - 1097 - - - - - -5574 CLOUDpotentl sfcLCL - - - 11282 - - 13655 - - - - - 10728 sfcLCL ODpotential - - - -1752 - - 134 - - - - - -8776 ODpotential blCL - - - 12739 - - 14618 - - - - - 13930 blCL maxRH - - - 64 - - 78 - - - - - 66 maxRH CAPE - - - 340 - - 120 - - - - - 40 CAPE Temp@2m - - - 71.8 - - 75.4 - - - - - 63.5 Temp@2m DewPt@2m - - - 40.0 - - 33.0 - - - - - 34.8 DewPt@2m Temp@Bot - - - 68.7 - - 72.8 - - - - - 66.9 Temp@Bot DewPt@Bot - - - 39.7 - - 32.9 - - - - - 34.8 DewPt@bot Sfc.Heating - - - 471 - - 400 - - - - - -11 Sfc.Heating BL Depth - - - 6138 - - 9903 - - - - - 305 BL Depth EXPERIMENT - - - 0 - - 12 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 6 - - 4 - - - - - 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] 97611 18 249 30 259 31 298 97611 90221 14 264 19 275 24 291 90221 84503 13 287 13 284 23 298 84503 79765 19 289 17 301 16 310 79765 75710 13 271 17 295 17 313 75710 72159 10 270 12 264 12 270 72159 68960 12 301 13 253 11 221 68960 66031 23 266 16 242 20 230 66031 63324 33 216 19 229 24 232 63324 60699 31 232 26 251 29 253 60699 57958 46 233 41 240 39 241 57958 55107 52 224 41 234 43 225 55107 52371 49 225 47 240 40 233 52371 49910 48 233 54 233 45 243 49910 47730 49 230 43 237 43 245 47730 45776 44 225 40 253 37 257 45776 44003 35 233 37 270 36 271 44003 42377 33 253 38 278 37 280 42377 40858 35 265 34 283 38 282 40858 39426 33 266 29 293 38 282 39426 38072 26 263 30 304 38 282 38072 36768 22 281 34 310 40 281 36768 35453 28 293 38 312 42 279 35453 34100 34 295 37 319 43 277 34100 32716 33 279 31 317 43 274 32716 31289 36 257 32 293 39 267 31289 29810 41 242 37 280 32 258 29810 28282 42 237 36 285 29 250 28282 26703 40 238 33 291 29 257 26703 25081 36 241 29 286 25 264 25081 23423 33 242 28 260 20 253 23423 21722 33 240 30 248 19 239 21722 19970 30 240 30 247 19 238 19970 18206 28 245 27 247 24 261 18206 16524 24 252 21 246 30 270 16524 14995 19 254 18*247 29 270 14995 13626 14 255 15*253 25 269 13626 12393 11 249 15 254 21 267 12393 11281 10*249 14 256 17 264 11281 10277 10*255 14 257 14 257 10277 9372 10 268 14 259 13 246 9372 8562 13 282 14 260 13 234 8562 7833 14 284 14 262 13 224 7833 7171 14 285 14 263 14 217 7171 6576 14 285 14 263 15 212 6576 6074 14 285 14 264 15 208 6074 5684 14 285 13 265 15 205 5684 5414 14 284 13 264 12 201 5414 5249 13 284 12 265 8 194 5249 5154 12 284 11 265 5*188 5154 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