DrJack's BLIPSPOT for: SAT 10/17 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 - - - - - - 0955z - - 1000z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 50.7 - - 53.0 - - - Temp@2m Sfc.Heating - - - - - - 178 - - 97 - - - Sfc.Heating BL Depth - - - - - - 2099 - - 2321 - - - BL Depth Hcrit - - - - - - 1915 - - 1698 - - - Hcrit BL Top - - - - - - 2955 - - 3177 - - - BL Top Hgt.Variab. - - - - - - 827 - - 864 - - - Hgt.Variab. W* - - - - - - 296 - - 249 - - - W* B/S - - - - - - 5 - - 3 - - - B/S BL Wind - - - - - - 11 - - 14 - - - BL Wind Direction - - - - - - 225 - - 224 - - - Direction Wind Shear - - - - - - 2 - - 4 - - - Wind Shear Max.Converg - - - - - - -3 - - -2 - - - Max.Converg CLOUDpotent - - - - - - -2502 - - -2895 - - - CLOUDpotentl sfcLCL - - - - - - 5458 - - 6072 - - - sfcLCL ODpotential - - - - - - -14157 - - -14640 - - - ODpotential blCL - - - - - - 17112 - - 17817 - - - blCL maxRH - - - - - - 54 - - 54 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 50.7 - - 53.0 - - - Temp@2m DewPt@2m - - - - - - 30.5 - - 30.2 - - - DewPt@2m Temp@Bot - - - - - - 49.6 - - 52.4 - - - Temp@Bot DewPt@Bot - - - - - - 29.3 - - 29.4 - - - DewPt@bot Sfc.Heating - - - - - - 178 - - 97 - - - Sfc.Heating BL Depth - - - - - - 2099 - - 2321 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - - 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] 97546 12 272 8 236 97546 90276 6 199 11 247 90276 84682 5 174 10 248 84682 80021 3 341 8 242 80021 75986 7 335 7 289 75986 72416 9 292 14 289 72416 69183 12 293 17 283 69183 66213 14 289 19 283 66213 63463 14 300 22 289 63463 60806 21 302 24 294 60806 58043 30 303 28 300 58043 55184 33 295 32 295 55184 52451 35 306 31 311 52451 49983 48 320 42 311 49983 47768 61 320 52 313 47768 45760 66 316 63 315 45760 43920 65 316 68 317 43920 42222 63 322 68 319 42222 40647 61 327 63 323 40647 39181 61 326 57 327 39181 37810 59 326 56 327 37810 36488 56 327 54 327 36488 35142 49 327 46 329 35142 33743 42 332 36 324 33743 32289 39 336 33 323 32289 30765 38 334 32 323 30765 29161 38 334 31 324 29161 27477 38 336 31 326 27477 25712 37 336 33 329 25712 23866 35 337 30 332 23866 21941 33 341 26 338 21941 19930 29 345 22 340 19930 17831 25 344 19 338 17831 15690 23 342 18 332 15690 13634 22 342 16 329 13634 11774 21 337 15 327 11774 10126 19 331 15 321 10126 8665 14 318 14 309 8665 7371 10 300 14 286 7371 6230 7 276 13 263 6230 5230 7 240 14 238 5230 4359 8 224 16 229 4359 3596 11*222 15*227 3596 2917 11*224 14*225 2917 2317 11 225 14 224 2317 1817 11 225 14 224 1817 1433 11 225 14 223 1433 1169 10 225 13 222 1169 1009 10 224 12 222 1009 917 9 224 10 222 917 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