DrJack's BLIPSPOT for: SAT 05/02 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 - - 55.5 - - 54.9 Temp@2m Sfc.Heating - - - - - - 164 - - 190 - - -13 Sfc.Heating BL Depth - - - - - - 6923 - - 7670 - - 4403 BL Depth Hcrit - - - - - - 5439 - - 6101 - - 900 Hcrit BL Top - - - - - - 7779 - - 8526 - - 5259 BL Top Hgt.Variab. - - - - - - 2353 - - 1793 - - 3935 Hgt.Variab. W* - - - - - - 428 - - 462 - - 88 W* B/S - - - - - - 6 - - 6 - - 1 B/S BL Wind - - - - - - 13 - - 14 - - 16 BL Wind Direction - - - - - - 292 - - 290 - - 265 Direction Wind Shear - - - - - - 12 - - 13 - - 8 Wind Shear Max.Converg - - - - - - -1 - - -2 - - -13 Max.Converg CLOUDpotent - - - - - - 903 - - 586 - - -2543 CLOUDpotentl sfcLCL - - - - - - 6876 - - 7941 - - 7802 sfcLCL ODpotential - - - - - - 206 - - 145 - - -6222 ODpotential blCL - - - - - - 7573 - - 8381 - - 11481 blCL maxRH - - - - - - 100 - - 101 - - 67 maxRH CAPE - - - - - - 30 - - 20 - - 0 CAPE Temp@2m - - - - - - 52.0 - - 55.5 - - 54.9 Temp@2m DewPt@2m - - - - - - 25.0 - - 23.6 - - 23.9 DewPt@2m Temp@Bot - - - - - - 51.1 - - 54.4 - - 55.6 Temp@Bot DewPt@Bot - - - - - - 23.9 - - 22.7 - - 23.1 DewPt@bot Sfc.Heating - - - - - - 164 - - 190 - - -13 Sfc.Heating BL Depth - - - - - - 6923 - - 7670 - - 4403 BL Depth EXPERIMENT - - - - - - 100 - - 103 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 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] 97647 20 232 12 253 18 240 97647 90220 14 216 22 243 19 258 90220 84524 12 198 18 237 17 265 84524 79802 6 206 9 203 10 248 79802 75726 5 243 6 194 8 222 75726 72100 13 242 13 238 10 228 72100 68792 16 221 19 233 15 258 68792 65737 19 200 24 220 23 242 65737 62888 12 238 16 225 17 235 62888 60119 21 255 21 249 19 254 60119 57231 22 251 26 257 21 256 57231 54234 23 260 25 260 20 269 54234 51370 25 266 27 269 25 276 51370 48792 28 265 30 269 25 275 48792 46482 25 259 29 266 24 282 46482 44391 23 273 23 272 26 290 44391 42485 28 285 24 284 32 292 42485 40739 32 284 30 297 32 294 40739 39133 30 289 32 303 32 302 39133 37644 33 302 33 310 35 311 37644 36263 30 308 37 321 40 315 36263 34948 35 329 44 333 42 319 34948 33628 46 338 53 338 45 326 33628 32274 55 343 57 340 50 330 32274 30883 61 346 58 341 56 332 30883 29434 62 349 55 341 56 333 29434 27911 61 352 48 339 56 335 27911 26311 57 354 43 341 51 339 26311 24633 50 354 43 344 47 347 24633 22880 34 351 43 346 44 346 22880 21056 21 345 41 348 40 342 21056 19158 19 338 37 346 35 338 19158 17180 21 336 31 336 33 333 17180 15159 22 336 27 329 30 331 15159 13214 22 337 26 331 28 330 13214 11449 24 337 25 329 27 326 11449 9888 20 319 20*307 23 315 9888 8508 20*318 20*307 19 295 8508 7281 18*313 17 298 17 281 7281 6189 16 304 16 296 17*275 6189 5219 14 295 14 289 17*270 5219 4363 13 290 13 285 17 267 4363 3605 12 286 12 282 17 266 3605 2925 12 283 12 280 17 264 2925 2324 11 281 11 278 17 263 2324 1822 11 279 11 277 16 262 1822 1436 11 278 11 276 16 262 1436 1171 10 277 10 275 14 261 1171 1009 10 277 10 275 13 261 1009 917 9 277 9 275 10 260 917 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