DrJack's BLIPSPOT for: THU 11/20 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 - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 44.9 - - 48.2 - - 46.6 Temp@2m Sfc.Heating - - - - - - 14 - - 6 - - -2 Sfc.Heating BL Depth - - - - - - 347 - - 381 - - 61 BL Depth Hcrit - - - - - - 900 - - 900 - - 900 Hcrit BL Top - - - - - - 1203 - - 1237 - - 917 BL Top Hgt.Variab. - - - - - - 1120 - - 1440 - - 1701 Hgt.Variab. W* - - - - - - 69 - - 56 - - 0 W* B/S - - - - - - 1 - - 1 - - 0 B/S BL Wind - - - - - - 10 - - 7 - - 3 BL Wind Direction - - - - - - 208 - - 256 - - 232 Direction Wind Shear - - - - - - 3 - - 2 - - 0 Wind Shear Max.Converg - - - - - - -1 - - -1 - - 0 Max.Converg CLOUDpotent - - - - - - 287 - - 295 - - 1 CLOUDpotentl sfcLCL - - - - - - 916 - - 942 - - 917 sfcLCL ODpotential - - - - - - 158 - - 31 - - -392 ODpotential blCL - - - - - - 1045 - - 1206 - - 1309 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 44.9 - - 48.2 - - 46.6 Temp@2m DewPt@2m - - - - - - 44.5 - - 47.2 - - 46.3 DewPt@2m Temp@Bot - - - - - - 45.0 - - 48.2 - - 46.9 Temp@Bot DewPt@Bot - - - - - - 44.3 - - 47.0 - - 46.5 DewPt@bot Sfc.Heating - - - - - - 14 - - 6 - - -2 Sfc.Heating BL Depth - - - - - - 347 - - 381 - - 61 BL Depth EXPERIMENT - - - - - - 101 - - 101 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 7 - - 7 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] 95814 25 330 26 317 28 327 95814 88896 23 340 30 330 24 339 88896 83522 25 340 27 330 22 336 83522 79044 23 335 22 328 21 330 79044 75147 22 320 24 325 20 325 75147 71657 17 298 27 318 21 321 71657 68476 16 292 27 309 22 316 68476 65544 18 291 27 299 28 308 65544 62817 23 295 31 289 34 290 62817 60165 33 294 36 272 36 276 60165 57397 40 287 37 264 38 276 57397 54527 45 278 38 270 39 275 54527 51771 51 273 47 278 40 280 51771 49269 57 270 56 279 51 284 49269 47020 68 273 69 271 67 280 47020 44996 85 271 80 269 81 274 44996 43158 92 267 93 272 97 278 43158 41473 98 269 117 262 114 266 41473 39921 117 263 130 259 131 257 39921 38479 137 258 132 255 135 253 38479 37123 141 254 133 251 129 258 37123 35817 144 251 133 253 134 261 35817 34492 145 251 134 255 136 260 34492 33110 140 255 131 256 135 259 33110 31675 103 262 123 259 127 264 31675 30178 87 269 97 265 104 265 30178 28609 86 273 91 275 84 265 28609 26965 86 279 82 270 80 272 26965 25242 72 275 73 267 75 275 25242 23439 66 264 72 274 73 276 23439 21561 58 262 70 267 71 280 21561 19602 53 257 67 269 63 278 19602 17565 51 261 54 276 55 282 17565 15493 44 269 46 277 46 287 15493 13499 37 273 39 277 34 281 13499 11684 33 268 33 270 33 271 11684 10068 32 267 29 268 32 272 10068 8634 30 273 27 265 29 280 8634 7360 27 280 25 265 25 286 7360 6230 22 279 22 270 22 291 6230 5231 18 273 20 273 20 295 5231 4356 17 271 18 267 19 287 4356 3592 17 263 18 267 16 284 3592 2913 18 233 18 268 14 281 2913 2313 18 218 16 265 14 278 2313 1814 16 213 13 261 12 269 1814 1431 14*209 10*258 10 255 1431 1167 12*208 8*257 7 242 1167 1008 10 208 7 256 6*238 1008 917 8 207 6 256 3*232 917 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