DrJack's BLIPSPOT for: THU 12/25 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 39.0 - - 39.6 - - 37.5 Temp@2m Sfc.Heating - - - - - - 40 - - 9 - - -8 Sfc.Heating BL Depth - - - - - - 773 - - 629 - - 225 BL Depth Hcrit - - - - - - 899 - - 900 - - 899 Hcrit BL Top - - - - - - 1629 - - 1485 - - 1081 BL Top Hgt.Variab. - - - - - - 854 - - 1131 - - 1201 Hgt.Variab. W* - - - - - - 130 - - 76 - - 26 W* B/S - - - - - - 2 - - 1 - - 0 B/S BL Wind - - - - - - 15 - - 13 - - 12 BL Wind Direction - - - - - - 091 - - 095 - - 105 Direction Wind Shear - - - - - - 6 - - 5 - - 5 Wind Shear Max.Converg - - - - - - 1 - - 1 - - 1 Max.Converg CLOUDpotent - - - - - - 507 - - 388 - - -40 CLOUDpotentl sfcLCL - - - - - - 1122 - - 1097 - - 1122 sfcLCL ODpotential - - - - - - 315 - - 120 - - -441 ODpotential blCL - - - - - - 1314 - - 1365 - - 1522 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 39.0 - - 39.6 - - 37.5 Temp@2m DewPt@2m - - - - - - 37.6 - - 38.2 - - 36.0 DewPt@2m Temp@Bot - - - - - - 38.8 - - 39.6 - - 37.9 Temp@Bot DewPt@Bot - - - - - - 37.1 - - 37.9 - - 35.8 DewPt@bot Sfc.Heating - - - - - - 40 - - 9 - - -8 Sfc.Heating BL Depth - - - - - - 773 - - 629 - - 225 BL Depth EXPERIMENT - - - - - - 101 - - 101 - - 102 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 5 - - 5 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] 94956 74 282 64 283 73 276 94956 88113 61 285 59 290 62 285 88113 82784 52 286 55 291 54 293 82784 78346 46 284 54 285 54 292 78346 74527 38 295 46 289 49 292 74527 71158 44 306 45 290 42 297 71158 68099 47 300 42 296 43 298 68099 65271 51 308 51 304 48 298 65271 62641 63 291 58 292 49 290 62641 60078 61 292 58 292 46 294 60078 57384 67 300 64 298 54 295 57384 54585 79 295 72 290 73 288 54585 51919 89 290 85 286 83 286 51919 49519 90 288 94 283 92 283 49519 47366 87 290 90 285 92 281 47366 45412 88 293 91 288 91 283 45412 43629 92 293 96 289 90 283 43629 41987 94 293 98 289 87 282 41987 40460 94 294 96 288 82 280 40460 39025 93 297 91 290 78 278 39025 37668 90 298 86 291 75 277 37668 36350 86 297 82 290 73 278 36350 35007 84 295 81 289 73 277 35007 33606 81 294 80 288 72 276 33606 32150 76 294 78 287 71 276 32150 30627 73 295 75 288 68 280 30627 29029 66 298 66 290 66 282 29029 27351 64 296 55 293 63 278 27351 25590 57 292 52 294 59 281 25590 23750 49 293 52 290 49 282 23750 21838 49 290 48 284 42 278 21838 19848 47 292 41 288 39 275 19848 17777 39 293 35 278 39 263 17777 15663 34 293 36 272 34 263 15663 13625 27 295 33 275 25 262 13625 11771 23 281 23 270 27 255 11771 10123 19 262 21 253 23 255 10123 8664 11 237 19 230 20 243 8664 7369 9 190 16 209 23 239 7369 6220 12 160 20 176 23 236 6220 5204 17 145 23 161 21 216 5204 4323 19 132 21 163 22 180 4323 3557 16 128 19 161 26 167 3557 2875 20 114 18 131 28 150 2875 2281 21 101 17 105 28 120 2281 1792 19*095 16*100 24 111 1792 1418 17*092 15*097 21 108 1418 1161 16 091 14 095 18*106 1161 1005 14 090 12 095 16*105 1005 916 11 090 9 094 11 105 916 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