DrJack's BLIPSPOT for: THU 04/02 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 - - - 0954z - - 1002z - - 1335z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 74.2 - - 78.5 - - 77.5 - - 66.3 Temp@2m Sfc.Heating - - - 516 - - 487 - - 98 - - -8 Sfc.Heating BL Depth - - - 6283 - - 8374 - - 8424 - - 306 BL Depth Hcrit - - - 9556 - - 11232 - - 10200 - - 5138 Hcrit BL Top - - - 11132 - - 13223 - - 13273 - - 5155 BL Top Hgt.Variab. - - - 1816 - - 1362 - - 1448 - - 241 Hgt.Variab. W* - - - 621 - - 670 - - 394 - - 0 W* B/S - - - 17 - - 12 - - 6 - - 0 B/S BL Wind - - - 7 - - 10 - - 13 - - 4 BL Wind Direction - - - 272 - - 241 - - 226 - - 190 Direction Wind Shear - - - 2 - - 3 - - 1 - - 0 Wind Shear Max.Converg - - - 10 - - -10 - - 10 - - -2 Max.Converg CLOUDpotent - - - -3137 - - -2598 - - -2362 - - -7176 CLOUDpotentl sfcLCL - - - 14270 - - 15822 - - 15636 - - 12331 sfcLCL ODpotential - - - -7745 - - -6650 - - -6054 - - -12694 ODpotential blCL - - - 18877 - - 19873 - - 19327 - - 17849 blCL maxRH - - - 35 - - 41 - - 46 - - 53 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 74.2 - - 78.5 - - 77.5 - - 66.3 Temp@2m DewPt@2m - - - 29.1 - - 26.3 - - 26.4 - - 30.5 DewPt@2m Temp@Bot - - - 70.9 - - 75.5 - - 76.5 - - 70.0 Temp@Bot DewPt@Bot - - - 29.0 - - 26.3 - - 26.4 - - 30.5 DewPt@bot Sfc.Heating - - - 516 - - 487 - - 98 - - -8 Sfc.Heating BL Depth - - - 6283 - - 8374 - - 8424 - - 306 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 4 - - 3 - - 4 - - 4 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] 97203 40 272 37 250 41 260 46 264 97203 89894 31 259 31 252 29 255 24 262 89894 84273 27 255 27 252 26 266 16 296 84273 79596 20 255 17 256 22 267 20 296 79596 75597 12 273 3 242 8 253 7 278 75597 72064 18 250 15 273 10 351 3 338 72064 68876 22 221 23 254 19 290 15 283 68876 65979 7 204 20 206 15 240 15 263 65979 63285 14 289 17 192 15 264 20 279 63285 60674 42 277 36 275 31 277 29 286 60674 57967 51 279 43 284 35 281 34 283 57967 55171 50 284 45 291 41 291 41 290 55171 52501 50 283 56 287 56 287 51 290 52501 50084 53 281 60 282 57 284 60 287 50084 47903 55 281 59 284 60 284 61 283 47903 45915 56 282 58 285 58 283 58 279 45915 44104 56 282 58 285 55 281 57 276 44104 42446 57 284 57 284 52 277 58 276 42446 40912 59 285 54 280 48 279 58 285 40912 39477 59 285 52 275 42 284 57 291 39477 38127 57 283 51 275 41 283 49 286 38127 36826 51 282 52 282 43 277 43 277 36826 35515 47 282 53 285 42 275 41 267 35515 34167 48 283 54 284 41 275 42 267 34167 32788 50 280 52 283 40 276 43 267 32788 31365 49 278 50 279 38 283 41 267 31365 29887 41 281 50 278 39 285 34 268 29887 28356 29 286 45 281 41 282 33 266 28356 26775 21 290 31 283 37 286 35 268 26775 25147 17 294 19 279 21 275 33 277 25147 23483 17 284 15 267 15 251 26 271 23483 21779 18 261 17 263 18 257 21 257 21779 20028 21 250 23 265 19 271 17 254 20028 18261 23 255 24 270 18 287 13 265 18261 16565 25 268 23 278 16 294 11 265 16565 15021 26 271 19 271 11 271 13 241 15021 13643 22 269 12*250 11*229 16 225 13643 12407 16 271 10*241 12*226 18 221 12407 11294 9*278 10 239 12 226 18 220 11294 10290 7*280 10 239 12 226 17 220 10290 9384 7 279 10 240 13 226 16 219 9384 8572 6 277 10 240 13 226 15 218 8572 7842 6 274 10 242 13 226 14 217 7842 7178 7 271 10 243 13 226 14 214 7178 6582 7 268 9 244 13 227 13 211 6582 6078 7 266 9 245 13 227 13 207 6078 5687 7 264 9 246 13 227 13 203 5687 5415 7 263 9 246 13 227 12 200 5415 5250 6 263 8 246 12 227 8*195 5250 5155 6 262 8 246 10 227 4*190 5155 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