DrJack's BLIPSPOT for: SUN 12/21 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 - - - 66.6 - - 72.9 - - - - - 52.3 Temp@2m Sfc.Heating - - - 205 - - 200 - - - - - -17 Sfc.Heating BL Depth - - - 1482 - - 4269 - - - - - 305 BL Depth Hcrit - - - 5546 - - 7572 - - - - - 5137 Hcrit BL Top - - - 6331 - - 9118 - - - - - 5154 BL Top Hgt.Variab. - - - 916 - - 2140 - - - - - 82 Hgt.Variab. W* - - - 281 - - 397 - - - - - 4 W* B/S - - - 52 - - 19 - - - - - 0 B/S BL Wind - - - 1 - - 4 - - - - - 4 BL Wind Direction - - - 204 - - 276 - - - - - 126 Direction Wind Shear - - - 1 - - 4 - - - - - 0 Wind Shear Max.Converg - - - 2 - - 26 - - - - - -2 Max.Converg CLOUDpotent - - - -8552 - - -7203 - - - - - -6090 CLOUDpotentl sfcLCL - - - 14884 - - 16321 - - - - - 11245 sfcLCL ODpotential - - - -14623 - - -12111 - - - - - -15030 ODpotential blCL - - - 20954 - - 21229 - - - - - 20184 blCL maxRH - - - 41 - - 40 - - - - - 38 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 66.6 - - 72.9 - - - - - 52.3 Temp@2m DewPt@2m - - - 19.8 - - 19.3 - - - - - 22.2 DewPt@2m Temp@Bot - - - 64.9 - - 71.2 - - - - - 57.4 Temp@Bot DewPt@Bot - - - 19.8 - - 19.1 - - - - - 22.2 DewPt@bot Sfc.Heating - - - 205 - - 200 - - - - - -17 Sfc.Heating BL Depth - - - 1482 - - 4269 - - - - - 305 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - - - - 3 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] 96567 51 263 46 258 55 269 96567 89317 32 274 31 252 34 264 89317 83775 24 288 22 254 26 271 83775 79208 20 263 16 260 20 269 79208 75270 23 251 20 283 16 283 75270 71801 26 264 20 274 16 298 71801 68719 15 268 12 246 10 273 68719 65928 6 187 5 296 7 221 65928 63345 9 007 8 279 9 303 63345 60848 14 306 8 266 14 315 60848 58241 14 301 11 290 14 294 58241 55520 20 317 18 305 16 277 55520 52897 31 304 28 297 20 285 52897 50506 38 295 36 292 25 282 50506 48334 40 291 36 298 23 276 48334 46336 40 289 37 301 21 290 46336 44489 37 291 35 298 23 298 44489 42772 34 296 30 293 24 298 42772 41169 32 298 26 286 22 294 41169 39670 29 288 27 275 18 288 39670 38272 23 280 26 256 15 290 38272 36944 16 286 22 243 14 280 36944 35620 8 301 16 236 15 255 35620 34268 4 345 10 216 17 237 34268 32891 2 019 9 223 17 227 32891 31474 4 272 12 253 15 219 31474 30003 8 265 15 268 11 214 30003 28481 10 281 15 278 7 220 28481 26908 13 298 15 290 4 221 26908 25289 13 307 15 300 3 258 25289 23625 11 313 12 296 6 291 23625 21911 9 318 7 280 8 293 21911 20142 8 327 5 270 8 298 20142 18351 11 329 5 292 9 295 18351 16627 14 321 8 291 9 284 16627 15058 13 304 11 283 10 285 15058 13655 12 291 13 283 11 287 13655 12399 11 285 15 288 12 286 12399 11269 11 283 14 293 12 286 11269 10255 12 283 9 292 12 286 10255 9345 12 286 7*286 11 284 9345 8533 12 290 6*284 7 265 8533 7807 11 294 5 278 6 241 7807 7148 9 294 4 275 4 255 7148 6558 5*282 3 274 4 260 6558 6060 1*224 3 272 4 208 6060 5675 1 213 2 269 7 164 5675 5409 1 186 2 270 8 150 5409 5246 1 186 2 272 6*136 5246 5154 1 173 2 269 4*126 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