DrJack's BLIPSPOT for: SAT 04/11 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 - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 52.0 - - 53.7 - - 50.4 Temp@2m Sfc.Heating - - - - - - 113 - - 12 - - -30 Sfc.Heating BL Depth - - - - - - 2345 - - 2095 - - 61 BL Depth Hcrit - - - - - - 1908 - - 900 - - 900 Hcrit BL Top - - - - - - 3201 - - 2951 - - 917 BL Top Hgt.Variab. - - - - - - 632 - - 794 - - 2027 Hgt.Variab. W* - - - - - - 273 - - 144 - - 26 W* B/S - - - - - - 4 - - 2 - - 1 B/S BL Wind - - - - - - 13 - - 12 - - 9 BL Wind Direction - - - - - - 137 - - 144 - - 122 Direction Wind Shear - - - - - - 4 - - 5 - - 0 Wind Shear Max.Converg - - - - - - 1 - - -5 - - 0 Max.Converg CLOUDpotent - - - - - - 227 - - 179 - - -989 CLOUDpotentl sfcLCL - - - - - - 2974 - - 2772 - - 1906 sfcLCL ODpotential - - - - - - -7805 - - -6608 - - -7469 ODpotential blCL - - - - - - 11006 - - 9559 - - 8386 blCL maxRH - - - - - - 92 - - 97 - - 100 maxRH CAPE - - - - - - 50 - - 10 - - 40 CAPE Temp@2m - - - - - - 52.0 - - 53.7 - - 50.4 Temp@2m DewPt@2m - - - - - - 42.4 - - 45.0 - - 45.5 DewPt@2m Temp@Bot - - - - - - 51.3 - - 53.7 - - 51.7 Temp@Bot DewPt@Bot - - - - - - 41.2 - - 43.8 - - 44.6 DewPt@bot Sfc.Heating - - - - - - 113 - - 12 - - -30 Sfc.Heating BL Depth - - - - - - 2345 - - 2095 - - 61 BL Depth EXPERIMENT - - - - - - 69 - - 90 - - 100 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 6 - - 6 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] 96783 35 246 36 264 46 267 96783 89482 35 258 39 256 35 271 89482 83876 35 262 35 264 39 283 83876 79243 37 266 40 274 46 271 79243 75261 32 264 38 263 42 271 75261 71744 38 281 37 273 44 278 71744 68572 46 284 46 284 48 273 68572 65655 49 278 51 276 45 274 65655 62927 51 273 50 272 46 283 62927 60262 51 272 48 278 50 282 60262 57474 49 277 50 283 54 284 57474 54583 50 281 58 281 57 275 54583 51832 50 276 64 272 55 271 51832 49355 50 270 58 267 53 277 49355 47128 46 271 52 270 61 285 47128 45121 48 285 51 279 72 284 45121 43322 61 293 62 288 74 283 43322 41696 77 292 74 289 68 286 41696 40197 83 290 80 290 73 286 40197 38794 83 289 83 285 78 284 38794 37467 80 288 82 284 79 279 37467 36174 78 286 77 286 72 276 36174 34852 77 285 71 282 63 272 34852 33474 72 284 69 280 61 273 33474 32041 69 281 64 274 59 279 32041 30540 70 278 59 268 52 282 30540 28960 69 278 55 265 43 285 28960 27299 64 282 47 260 41 280 27299 25556 55 290 45 262 38 279 25556 23731 50 290 48 264 36 276 23731 21828 42 284 47 262 34 268 21828 19849 32 295 40 254 31 270 19849 17785 29 295 35 251 34 264 17785 15680 26 269 19 266 36 255 15680 13653 24 254 15 229 37 252 13653 11811 27 247 28 229 40 250 11811 10177 29 246 28 241 41 243 10177 8728 21 233 26 235 30 230 8728 7442 16 225 26 230 25 214 7442 6297 15 223 23 225 23 217 6297 5284 13 216 20 220 23 228 5284 4392 10 182 18 205 23 209 4392 3612 13*146 14*168 27 172 3612 2925 14*139 14*148 28 157 2925 2322 14 138 13 145 26 146 2322 1820 14 138 13 143 23 137 1820 1435 13 136 12 142 20 130 1435 1170 13 136 12 141 16 125 1170 1009 12 136 11 140 14*123 1009 917 10 136 9 140 9*122 917 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