DrJack's BLIPSPOT for: FRI 08/07 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 - - - - - - 0953z - - 1001z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 80.5 - - 82.5 - - - Temp@2m Sfc.Heating - - - - - - 160 - - 89 - - - Sfc.Heating BL Depth - - - - - - 3559 - - 3976 - - - BL Depth Hcrit - - - - - - 2959 - - 2932 - - - Hcrit BL Top - - - - - - 4415 - - 4832 - - - BL Top Hgt.Variab. - - - - - - 979 - - 1160 - - - Hgt.Variab. W* - - - - - - 351 - - 305 - - - W* B/S - - - - - - 7 - - 6 - - - B/S BL Wind - - - - - - 10 - - 9 - - - BL Wind Direction - - - - - - 201 - - 197 - - - Direction Wind Shear - - - - - - 3 - - 3 - - - Wind Shear Max.Converg - - - - - - 3 - - -6 - - - Max.Converg CLOUDpotent - - - - - - 431 - - 255 - - - CLOUDpotentl sfcLCL - - - - - - 3984 - - 4577 - - - sfcLCL ODpotential - - - - - - -3882 - - -3826 - - - ODpotential blCL - - - - - - 8297 - - 8658 - - - blCL maxRH - - - - - - 90 - - 87 - - - maxRH CAPE - - - - - - 1070 - - 1270 - - - CAPE Temp@2m - - - - - - 80.5 - - 82.5 - - - Temp@2m DewPt@2m - - - - - - 65.9 - - 65.4 - - - DewPt@2m Temp@Bot - - - - - - 79.4 - - 81.9 - - - Temp@Bot DewPt@Bot - - - - - - 64.8 - - 64.4 - - - DewPt@bot Sfc.Heating - - - - - - 160 - - 89 - - - Sfc.Heating BL Depth - - - - - - 3559 - - 3976 - - - BL Depth EXPERIMENT - - - - - - 62 - - 46 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 13 - - - 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] 99651 30 106 25 084 99651 92151 25 103 21 093 92151 86355 26 093 20 097 86355 81527 25 097 18 096 81527 77361 18 098 17 093 77361 73693 17 090 12 092 73693 70381 15 071 14 087 70381 67336 10 075 9 069 67336 64512 6 034 9 109 64512 61784 2 296 4 085 61784 58944 10 293 10 349 58944 56015 24 278 25 290 56015 53252 22 272 28 269 53252 50779 20 286 30 268 50779 48564 30 294 33 271 48564 46549 39 298 36 278 46549 44689 49 301 41 283 44689 42951 53 298 44 284 42951 41318 51 291 49 282 41318 39782 43 279 54 279 39782 38348 43 266 52 274 38348 36979 43 266 47 267 36979 35600 40 264 45 266 35600 34174 38 261 39 265 34174 32701 37 260 35 264 32701 31163 37 260 32 275 31163 29548 37 258 29 282 29548 27856 37 251 29 278 27856 26086 35 244 35 264 26086 24240 27 248 40 256 24240 22319 22 258 39 258 22319 20315 21 268 34 258 20315 18230 21 275 26 269 18230 16108 18 284 23 288 16108 14058 17 331 24 298 14058 12186 21 343 22 308 12186 10518 18 352 16 316 10518 9033 13 353 8 338 9033 7709 4 300 3 307 7709 6535 12 245 9 222 6535 5499 13 231 10*199 5499 4587 10*202 10*196 4587 3781 10*202 10 196 3781 3058 10 201 10 197 3058 2417 10 201 10 197 2417 1883 10 200 9 198 1883 1472 9 201 9 199 1472 1189 9 201 9 199 1189 1018 8 200 8 198 1018 919 7 201 7 199 919 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