DrJack's BLIPSPOT for: FRI 03/20 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 - - - - - - 62.3 - - 59.2 - - - Temp@2m Sfc.Heating - - - - - - 81 - - 27 - - - Sfc.Heating BL Depth - - - - - - 1488 - - 1980 - - - BL Depth Hcrit - - - - - - 901 - - 901 - - - Hcrit BL Top - - - - - - 2344 - - 2836 - - - BL Top Hgt.Variab. - - - - - - 572 - - 540 - - - Hgt.Variab. W* - - - - - - 217 - - 170 - - - W* B/S - - - - - - 3 - - 2 - - - B/S BL Wind - - - - - - 11 - - 14 - - - BL Wind Direction - - - - - - 334 - - 357 - - - Direction Wind Shear - - - - - - 3 - - 4 - - - Wind Shear Max.Converg - - - - - - -1 - - -3 - - - Max.Converg CLOUDpotent - - - - - - -47 - - 976 - - - CLOUDpotentl sfcLCL - - - - - - 2391 - - 1860 - - - sfcLCL ODpotential - - - - - - -4626 - - 290 - - - ODpotential blCL - - - - - - 6970 - - 2546 - - - blCL maxRH - - - - - - 79 - - 98 - - - maxRH CAPE - - - - - - 0 - - 10 - - - CAPE Temp@2m - - - - - - 62.3 - - 59.2 - - - Temp@2m DewPt@2m - - - - - - 54.8 - - 54.1 - - - DewPt@2m Temp@Bot - - - - - - 61.8 - - 59.0 - - - Temp@Bot DewPt@Bot - - - - - - 53.4 - - 53.1 - - - DewPt@bot Sfc.Heating - - - - - - 81 - - 27 - - - Sfc.Heating BL Depth - - - - - - 1488 - - 1980 - - - BL Depth EXPERIMENT - - - - - - 18 - - 93 - - - EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 8 - - - 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] 96460 1 348 2 207 96460 89413 7 287 11 235 89413 83935 2 114 11 213 83935 79341 11 285 8 254 79341 75369 4 203 9 280 75369 71853 11 347 5 282 71853 68658 16 324 9 314 68658 65722 12 292 12 306 65722 62994 11 292 13 304 62994 60327 20 297 26 282 60327 57527 19 298 33 267 57527 54607 49 327 39 322 54607 51807 62 320 51 317 51807 49294 63 320 64 311 49294 47050 76 321 69 319 47050 45024 80 318 84 325 45024 43195 80 321 98 323 43195 41541 94 326 100 325 41541 40017 110 327 109 331 40017 38593 110 328 116 330 38593 37249 107 327 108 328 37249 35945 101 325 100 326 35945 34615 94 324 94 323 34615 33231 89 324 89 321 33231 31799 87 325 83 322 31799 30302 86 326 80 325 30302 28729 83 322 79 327 28729 27078 82 317 78 324 27078 25352 83 314 76 322 25352 23553 81 313 70 319 23553 21685 79 312 65 314 21685 19738 79 313 65 312 19738 17703 74 315 65 312 17703 15623 62 313 60 311 15623 13618 53 311 49 307 13618 11796 45 308 43 312 11796 10174 39 302 37 309 10174 8732 33 300 34 307 8732 7450 32 305 32 316 7450 6314 31 316 28 324 6314 5309 29 324 23 326 5309 4425 29 329 19 322 4425 3646 28 334 17 324 3646 2954 24 335 14*344 2954 2344 16*333 14*352 2344 1835 12*333 14 356 1835 1444 12 334 14 358 1444 1175 11 334 14 359 1175 1011 10 334 13 360 1011 917 9 333 11 000 917 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