DrJack's BLIPSPOT for: FRI 03/13 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 - - - - - - 42.9 - - 42.8 - - - Temp@2m Sfc.Heating - - - - - - 413 - - 303 - - - Sfc.Heating BL Depth - - - - - - 3462 - - 4410 - - - BL Depth Hcrit - - - - - - 3213 - - 3829 - - - Hcrit BL Top - - - - - - 4318 - - 5266 - - - BL Top Hgt.Variab. - - - - - - 954 - - 1133 - - - Hgt.Variab. W* - - - - - - 457 - - 446 - - - W* B/S - - - - - - 2 - - 2 - - - B/S BL Wind - - - - - - 43 - - 37 - - - BL Wind Direction - - - - - - 295 - - 297 - - - Direction Wind Shear - - - - - - 18 - - 13 - - - Wind Shear Max.Converg - - - - - - -2 - - -3 - - - Max.Converg CLOUDpotent - - - - - - -1076 - - -445 - - - CLOUDpotentl sfcLCL - - - - - - 5395 - - 5711 - - - sfcLCL ODpotential - - - - - - -3788 - - -2729 - - - ODpotential blCL - - - - - - 8106 - - 7995 - - - blCL maxRH - - - - - - 67 - - 74 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 42.9 - - 42.8 - - - Temp@2m DewPt@2m - - - - - - 22.1 - - 20.8 - - - DewPt@2m Temp@Bot - - - - - - 41.6 - - 41.8 - - - Temp@Bot DewPt@Bot - - - - - - 21.9 - - 20.6 - - - DewPt@bot Sfc.Heating - - - - - - 413 - - 303 - - - Sfc.Heating BL Depth - - - - - - 3462 - - 4410 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 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] 96094 10 072 11 212 96094 88999 3 073 2 204 88999 83472 4 206 7 313 83472 78843 2 161 8 290 78843 74827 7 323 8 282 74827 71269 4 266 11 265 71269 68053 18 325 11 282 68053 65064 34 290 37 269 65064 62283 33 291 51 299 62283 59592 46 312 66 298 59592 56738 61 292 66 282 56738 53732 69 268 65 276 53732 50854 62 269 66 279 50854 48285 60 284 67 287 48285 45997 71 290 69 288 45997 43917 73 288 74 290 43917 42011 79 292 88 294 42011 40262 101 295 106 293 40262 38652 112 290 117 290 38652 37169 115 284 121 287 37169 35798 129 281 124 285 35798 34492 144 277 129 283 34492 33173 137 275 131 282 33173 31809 127 280 129 283 31809 30401 128 286 128 285 30401 28934 132 289 129 289 28934 27397 136 289 131 291 27397 25788 140 289 133 293 25788 24108 140 291 132 294 24108 22364 139 292 130 294 22364 20560 131 294 129 291 20560 18683 123 293 127 289 18683 16726 118 295 123 297 16726 14744 97 299 99 301 14744 12856 78 298 74 299 12856 11155 71 302 60 293 11155 9643 70 311 53 296 9643 8295 67 314 50 301 8295 7091 65 315 47 305 7091 6024 63 313 40*299 6024 5083 57*308 38*297 5083 4253 46*297 38 297 4253 3519 45 296 38 297 3519 2862 45 295 38 297 2862 2280 44 294 38 297 2280 1793 43 294 37 297 1793 1419 41 294 36 297 1419 1162 39 293 34 296 1162 1006 35 293 31 296 1006 916 28 293 25 296 916 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