DrJack's BLIPSPOT for: THU 05/07 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 - - - - - - 56.1 - - 60.0 - - 59.1 Temp@2m Sfc.Heating - - - - - - 109 - - 171 - - -10 Sfc.Heating BL Depth - - - - - - 6682 - - 8230 - - 487 BL Depth Hcrit - - - - - - 4940 - - 6470 - - 901 Hcrit BL Top - - - - - - 7538 - - 9086 - - 1343 BL Top Hgt.Variab. - - - - - - 4494 - - 3269 - - 9978 Hgt.Variab. W* - - - - - - 369 - - 459 - - 41 W* B/S - - - - - - 4 - - 4 - - 1 B/S BL Wind - - - - - - 17 - - 20 - - 10 BL Wind Direction - - - - - - 251 - - 282 - - 260 Direction Wind Shear - - - - - - 11 - - 12 - - 4 Wind Shear Max.Converg - - - - - - 22 - - 12 - - -1 Max.Converg CLOUDpotent - - - - - - 569 - - 806 - - -5920 CLOUDpotentl sfcLCL - - - - - - 6970 - - 8280 - - 7263 sfcLCL ODpotential - - - - - - -35 - - 164 - - -6480 ODpotential blCL - - - - - - 7573 - - 8922 - - 7823 blCL maxRH - - - - - - 100 - - 100 - - 87 maxRH CAPE - - - - - - 100 - - 60 - - 40 CAPE Temp@2m - - - - - - 56.1 - - 60.0 - - 59.1 Temp@2m DewPt@2m - - - - - - 28.6 - - 26.4 - - 30.3 DewPt@2m Temp@Bot - - - - - - 55.6 - - 59.0 - - 59.6 Temp@Bot DewPt@Bot - - - - - - 28.0 - - 25.6 - - 29.7 DewPt@bot Sfc.Heating - - - - - - 109 - - 171 - - -10 Sfc.Heating BL Depth - - - - - - 6682 - - 8230 - - 487 BL Depth EXPERIMENT - - - - - - 102 - - 101 - - 50 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 4 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] 97792 5 268 11 318 7 322 97792 90423 5 258 11 298 13 330 90423 84727 4 307 10 262 16 321 84727 79979 4 275 12 237 12 285 79979 75865 10 259 11 261 11 259 75865 72208 18 248 20 255 14 264 72208 68889 21 262 23 255 22 279 68889 65851 20 262 22 254 23 264 65851 63023 24 275 22 281 18 270 63023 60256 33 271 29 286 31 294 60256 57373 43 270 40 282 45 280 57373 54389 46 263 51 273 44 273 54389 51533 46 266 54 268 48 280 51533 48963 49 269 54 267 53 276 48963 46656 56 274 55 274 56 276 46656 44557 63 273 63 275 62 281 44557 42644 67 273 68 274 72 280 42644 40889 71 272 71 275 74 276 40889 39268 72 272 75 275 75 277 39268 37764 75 272 78 273 76 279 37764 36362 78 273 78 275 79 283 36362 35020 80 276 81 280 85 284 35020 33672 86 279 86 282 89 286 33672 32291 92 280 91 282 91 288 32291 30873 96 279 93 281 92 289 30873 29395 93 279 92 283 93 291 29395 27844 88 281 83 285 94 292 27844 26223 81 285 74 288 87 295 26223 24538 72 288 69 292 71 292 24538 22790 59 291 61 294 59 289 22790 20978 51 292 51 294 54 293 20978 19092 48 292 45 294 49 297 19092 17132 45 288 44 292 43 296 17132 15139 52 278 43 286 41 296 15139 13220 43 278 41 277 42 293 13220 11477 34 277 32 274 37 285 11477 9929 32 277 31*275 27 279 9929 8552 26*273 25*277 23 278 8552 7322 21*267 22 280 20 277 7322 6225 19 261 21 280 19 274 6225 5251 18 256 21 281 17 272 5251 4389 17 250 20 283 16 269 4389 3626 17 247 20 284 15 267 3626 2942 17 244 20 285 15 265 2942 2336 17 243 19 285 14 264 2336 1830 17 242 19 286 13 262 1830 1441 16 242 18 286 13*261 1441 1173 16 241 18 286 12*260 1173 1010 15 241 17 286 10 260 1010 917 13 240 14 286 8 258 917 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