DrJack's BLIPSPOT for: FRI 07/17 Freeport_IL 856ft pt37813@42.185,-89.594,836ft BLIPSPOT sfc.temp. adjusted by +0.1 degF SPONSORED BY: ChicagoLand Glider Council RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 89.6 - - 90.3 - - - Temp@2m Sfc.Heating - - - - - - 183 - - 97 - - - Sfc.Heating BL Depth - - - - - - 4586 - - 5368 - - - BL Depth Hcrit - - - - - - 3789 - - 4028 - - - Hcrit BL Top - - - - - - 5442 - - 6224 - - - BL Top Hgt.Variab. - - - - - - 3944 - - 3334 - - - Hgt.Variab. W* - - - - - - 399 - - 351 - - - W* B/S - - - - - - 8 - - 5 - - - B/S BL Wind - - - - - - 9 - - 13 - - - BL Wind Direction - - - - - - 237 - - 246 - - - Direction Wind Shear - - - - - - 3 - - 6 - - - Wind Shear Max.Converg - - - - - - -3 - - -8 - - - Max.Converg CLOUDpotent - - - - - - -64 - - 514 - - - CLOUDpotentl sfcLCL - - - - - - 5506 - - 5711 - - - sfcLCL ODpotential - - - - - - -1087 - - -798 - - - ODpotential blCL - - - - - - 6529 - - 7022 - - - blCL maxRH - - - - - - 85 - - 82 - - - maxRH CAPE - - - - - - 1340 - - 1400 - - - CAPE Temp@2m - - - - - - 89.6 - - 90.3 - - - Temp@2m DewPt@2m - - - - - - 68.4 - - 68.3 - - - DewPt@2m Temp@Bot - - - - - - 88.4 - - 89.6 - - - Temp@Bot DewPt@Bot - - - - - - 67.3 - - 67.2 - - - DewPt@bot Sfc.Heating - - - - - - 183 - - 97 - - - Sfc.Heating BL Depth - - - - - - 4586 - - 5368 - - - BL Depth EXPERIMENT - - - - - - 41 - - 30 - - - EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 14 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 99615 36 093 31 084 99615 92123 31 088 24 085 92123 86358 29 097 22 084 86358 81548 24 085 18 075 81548 77393 19 078 12 081 77393 73715 15 090 12 106 73715 70387 18 087 16 088 70387 67340 18 048 17 074 67340 64528 14 023 14 063 64528 61815 14 007 14 025 61815 59014 15 314 18 334 59014 56155 10 287 22 304 56155 53447 18 334 19 302 53447 51007 32 317 32 318 51007 48819 34 303 39 310 48819 46834 27 289 35 293 46834 45016 23 285 31 283 45016 43331 22 298 27 280 43331 41751 25 313 24 290 41751 40261 27 315 19 289 40261 38851 24 319 18 276 38851 37485 20 319 17 264 37485 36094 18 314 14 277 36094 34649 17 295 15 299 34649 33148 16 284 19 300 33148 31578 15 281 19 297 31578 29927 13 278 16 289 29927 28194 12 276 12 292 28194 26379 15 253 12 286 26379 24488 14 245 13 276 24488 22525 15 252 12 281 22525 20485 14 258 11 275 20485 18367 16 257 12 266 18367 16211 16 257 16 262 16211 14134 15 248 16 262 14134 12252 11 248 14 261 12252 10586 8 269 15 264 10586 9103 10 280 16 261 9103 7783 11 276 16 259 7783 6607 10 262 15*256 6607 5563 10*252 14*252 5563 4639 10*245 14 250 4639 3822 10 241 13 247 3822 3088 9 237 13 245 3088 2440 9 235 13 244 2440 1897 9 234 12 243 1897 1481 9 232 12 242 1481 1194 8 231 11 241 1194 1020 8 231 10 241 1020 920 7 231 9 241 920 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 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography