DrJack's BLIPSPOT for: SAT 08/29 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 - - - - - - 79.8 - - 76.1 - - - Temp@2m Sfc.Heating - - - - - - 129 - - -40 - - - Sfc.Heating BL Depth - - - - - - 2971 - - 63 - - - BL Depth Hcrit - - - - - - 2429 - - 902 - - - Hcrit BL Top - - - - - - 3827 - - 919 - - - BL Top Hgt.Variab. - - - - - - 1366 - - 4333 - - - Hgt.Variab. W* - - - - - - 309 - - 36 - - - W* B/S - - - - - - 3 - - 1 - - - B/S BL Wind - - - - - - 20 - - 10 - - - BL Wind Direction - - - - - - 192 - - 185 - - - Direction Wind Shear - - - - - - 8 - - 0 - - - Wind Shear Max.Converg - - - - - - -4 - - -1 - - - Max.Converg CLOUDpotent - - - - - - -1391 - - -2635 - - - CLOUDpotentl sfcLCL - - - - - - 5218 - - 3554 - - - sfcLCL ODpotential - - - - - - -5951 - - -5123 - - - ODpotential blCL - - - - - - 9778 - - 6042 - - - blCL maxRH - - - - - - 95 - - 86 - - - maxRH CAPE - - - - - - 0 - - 60 - - - CAPE Temp@2m - - - - - - 79.8 - - 76.1 - - - Temp@2m DewPt@2m - - - - - - 60.1 - - 63.6 - - - DewPt@2m Temp@Bot - - - - - - 79.1 - - 77.5 - - - Temp@Bot DewPt@Bot - - - - - - 59.0 - - 62.8 - - - DewPt@bot Sfc.Heating - - - - - - 129 - - -40 - - - Sfc.Heating BL Depth - - - - - - 2971 - - 63 - - - BL Depth EXPERIMENT - - - - - - 82 - - 46 - - - EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 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] 99214 21 102 11 119 99214 91774 21 099 12 114 91774 86008 7 098 13 090 86008 81211 4 109 9 094 81211 77090 7 087 6 130 77090 73463 6 111 5 145 73463 70178 6 111 2 242 70178 67144 3 039 5 249 67144 64318 4 325 5 302 64318 61589 7 339 12 319 61589 58773 14 319 15 313 58773 55856 19 310 16 292 55856 53072 28 323 28 306 53072 50600 35 313 22 313 50600 48399 33 301 27 332 48399 46406 31 307 49 318 46406 44600 48 315 51 300 44600 42942 49 313 45 291 42942 41401 47 316 39 293 41401 39950 45 311 39 300 39950 38573 41 312 42 303 38573 37230 39 316 42 297 37230 35857 40 314 41 289 35857 34426 40 309 37 286 34426 32940 39 303 33 288 32940 31384 37 300 27 288 31384 29746 39 302 25 290 29746 28027 38 304 30 292 28027 26226 35 303 32 289 26226 24346 34 300 34 292 24346 22391 35 299 35 297 22391 20358 38 293 37 301 20358 18244 41 278 39 302 18244 16090 44 275 41 298 16090 14015 42 265 45 287 14015 12128 33 255 42 275 12128 10449 25 248 37 269 10449 8963 19 235 28 246 8963 7649 16 229 24 226 7649 6485 16 229 23 218 6485 5457 19 219 24 210 5457 4552 22*205 23 201 4552 3754 22*196 22 195 3754 3038 22 194 21 192 3038 2403 21 192 20 191 2403 1874 21 191 19 190 1874 1466 20 190 18 189 1466 1186 19 190 16 188 1186 1016 17 189 14*186 1016 919 14 189 10*185 919 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