DrJack's BLIPSPOT for: THU 11/27 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 - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 31.6 - - 31.0 - - 27.1 Temp@2m Sfc.Heating - - - - - - 129 - - 29 - - -14 Sfc.Heating BL Depth - - - - - - 3669 - - 3784 - - 59 BL Depth Hcrit - - - - - - 2842 - - 899 - - 898 Hcrit BL Top - - - - - - 4525 - - 4640 - - 915 BL Top Hgt.Variab. - - - - - - 1032 - - 2089 - - 5535 Hgt.Variab. W* - - - - - - 316 - - 196 - - 8 W* B/S - - - - - - 2 - - 1 - - 0 B/S BL Wind - - - - - - 23 - - 24 - - 11 BL Wind Direction - - - - - - 308 - - 305 - - 294 Direction Wind Shear - - - - - - 10 - - 12 - - 0 Wind Shear Max.Converg - - - - - - 1 - - 2 - - 0 Max.Converg CLOUDpotent - - - - - - 856 - - 709 - - -2077 CLOUDpotentl sfcLCL - - - - - - 3669 - - 3931 - - 2992 sfcLCL ODpotential - - - - - - 838 - - 577 - - -2668 ODpotential blCL - - - - - - 3687 - - 4063 - - 3583 blCL maxRH - - - - - - 99 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 31.6 - - 31.0 - - 27.1 Temp@2m DewPt@2m - - - - - - 19.0 - - 17.3 - - 17.7 DewPt@2m Temp@Bot - - - - - - 31.0 - - 30.8 - - 27.7 Temp@Bot DewPt@Bot - - - - - - 18.7 - - 16.9 - - 17.5 DewPt@bot Sfc.Heating - - - - - - 129 - - 29 - - -14 Sfc.Heating BL Depth - - - - - - 3669 - - 3784 - - 59 BL Depth EXPERIMENT - - - - - - 95 - - 102 - - 100 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 2 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] 95921 26 043 27 036 30 035 95921 88914 17 064 20 027 23 027 88914 83429 11 047 15 033 5 035 83429 78848 11 013 10 014 4 311 78848 74871 11 347 8 336 5 321 74871 71319 10 307 11 295 9 301 71319 68074 9 279 11 291 8 304 68074 65061 14 280 16 289 16 309 65061 62247 17 284 21 280 25 286 62247 59518 19 289 19 285 27 280 59518 56659 26 289 27 297 31 290 56659 53670 36 275 38 280 35 295 53670 50808 36 272 41 282 40 297 50808 48237 37 287 43 288 46 296 48237 45945 42 293 47 297 52 300 45945 43881 49 293 52 301 57 304 43881 42001 52 291 56 300 62 306 42001 40272 52 289 58 301 66 309 40272 38667 52 291 61 302 72 311 38667 37173 53 294 67 303 79 311 37173 35775 57 295 71 302 86 311 35775 34432 60 295 72 302 90 311 34432 33075 62 296 73 304 93 311 33075 31677 65 297 77 306 94 312 31677 30243 68 298 82 306 95 312 30243 28757 71 298 85 305 95 313 28757 27207 72 299 86 305 94 312 27207 25592 73 299 87 305 92 312 25592 23910 73 300 87 305 90 312 23910 22165 72 301 87 305 88 313 22165 20364 70 301 81 305 81 313 20364 18504 66 300 72 305 68 312 18504 16579 63 300 62 307 54 312 16579 14624 56 301 52 309 48 313 14624 12744 46 303 46 310 45 313 12744 11033 42 305 44 310 43 315 11033 9513 40 305 43 309 39 318 9513 8166 39 305 39 309 36 320 8166 6978 38 308 32 307 31 326 6978 5931 34 312 28 306 29 328 5931 5005 25*309 27*306 29 326 5005 4188 25*310 26*306 29 322 4188 3466 25 309 26 306 28 318 3466 2820 24 308 25 306 27 313 2820 2248 24 308 24 305 25 307 2248 1772 23 308 23 305 23 302 1772 1406 22 307 22 305 21 299 1406 1155 21 307 20 305 18 297 1155 1002 19 307 18 305 16*296 1002 915 15 306 14 304 11*294 915 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