DrJack's BLIPSPOT for: THU 01/29 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 - - - - - - 12.7 - - 16.4 - - 9.5 Temp@2m Sfc.Heating - - - - - - 213 - - 151 - - -11 Sfc.Heating BL Depth - - - - - - 1786 - - 2197 - - 58 BL Depth Hcrit - - - - - - 1741 - - 1883 - - 897 Hcrit BL Top - - - - - - 2642 - - 3053 - - 914 BL Top Hgt.Variab. - - - - - - 486 - - 677 - - 2235 Hgt.Variab. W* - - - - - - 292 - - 280 - - 10 W* B/S - - - - - - 7 - - 6 - - 0 B/S BL Wind - - - - - - 7 - - 9 - - 5 BL Wind Direction - - - - - - 343 - - 327 - - 344 Direction Wind Shear - - - - - - 1 - - 1 - - 0 Wind Shear Max.Converg - - - - - - 1 - - -1 - - 0 Max.Converg CLOUDpotent - - - - - - -3254 - - -3399 - - -3218 CLOUDpotentl sfcLCL - - - - - - 5897 - - 6452 - - 4133 sfcLCL ODpotential - - - - - - -18136 - - -16871 - - -18093 ODpotential blCL - - - - - - 20778 - - 19924 - - 19007 blCL maxRH - - - - - - 72 - - 67 - - 59 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 12.7 - - 16.4 - - 9.5 Temp@2m DewPt@2m - - - - - - -9.7 - - -8.5 - - -4.9 DewPt@2m Temp@Bot - - - - - - 11.6 - - 15.5 - - 11.3 Temp@Bot DewPt@Bot - - - - - - -10.1 - - -8.9 - - -5.1 DewPt@bot Sfc.Heating - - - - - - 213 - - 151 - - -11 Sfc.Heating BL Depth - - - - - - 1786 - - 2197 - - 58 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 1 - - 1 - - 1 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] 94977 98 241 106 237 110 241 94977 87738 90 251 88 247 91 258 87738 82208 88 259 86 267 93 265 82208 77620 82 273 85 277 92 273 77620 73661 80 281 82 283 84 283 73661 70171 78 279 78 285 80 291 70171 67016 74 279 78 285 81 289 67016 64110 73 283 81 284 83 285 64110 61415 74 284 81 283 83 282 61415 58804 75 284 82 284 83 282 58804 56072 78 284 85 286 83 283 56072 53216 80 284 86 288 81 285 53216 50459 77 284 85 290 81 285 50459 47948 74 286 82 290 83 283 47948 45670 72 288 79 289 84 281 45670 43586 69 289 78 286 83 282 43586 41672 68 289 74 285 82 284 41672 39913 69 292 66 283 75 285 39913 38305 74 292 60 286 68 291 38305 36842 74 284 64 291 69 301 36842 35502 64 280 68 286 75 303 35502 34227 56 285 65 284 75 300 34227 32941 60 294 62 290 73 298 32941 31606 65 297 64 294 72 297 31606 30221 67 298 65 296 71 295 30221 28773 67 297 67 298 69 294 28773 27251 67 294 68 301 67 297 27251 25653 66 295 67 299 65 295 25653 23979 65 294 67 297 64 294 23979 22229 64 295 66 296 63 295 22229 20404 62 298 66 297 64 296 20404 18499 62 294 65 296 64 299 18499 16524 63 291 60 296 55 301 16524 14530 57 292 49 295 45 299 14530 12632 40 294 40 296 37 299 12632 10921 31 299 32 297 34 302 10921 9406 28 297 30 300 31 306 9406 8063 26 300 29 301 29 314 8063 6876 24 307 26 305 27 321 6876 5826 20 315 23 312 23 326 5826 4900 14 324 18 315 20 333 4900 4091 10 333 11 314 17 342 4091 3384 9 337 9*323 10 346 3384 2757 8*342 9*326 10 352 2757 2204 8*343 9 326 10 352 2204 1743 7 343 9 327 11 351 1743 1389 7 343 9 327 10 351 1389 1146 7 344 9 327 9 349 1146 998 7 343 8 327 8*347 998 914 6 344 8 327 5*344 914 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