DrJack's BLIPSPOT for: WED 04/24 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 - - - 0654z - - 0955z - - 1000z - - 1332z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 41.2 - - 49.4 - - 54.3 - - 52.8 Temp@2m Sfc.Heating - - - 270 - - 497 - - 331 - - 14 Sfc.Heating BL Depth - - - 2719 - - 3444 - - 4352 - - 3406 BL Depth Hcrit - - - 2503 - - 3251 - - 3819 - - 900 Hcrit BL Top - - - 3575 - - 4300 - - 5208 - - 4262 BL Top Hgt.Variab. - - - 341 - - 454 - - 617 - - 1280 Hgt.Variab. W* - - - 364 - - 483 - - 457 - - 150 W* B/S - - - 6 - - 11 - - 17 - - 6 B/S BL Wind - - - 11 - - 8 - - 5 - - 5 BL Wind Direction - - - 025 - - 028 - - 017 - - 045 Direction Wind Shear - - - 2 - - 1 - - 2 - - 1 Wind Shear Max.Converg - - - 1 - - -1 - - -2 - - -5 Max.Converg CLOUDpotent - - - -282 - - -1332 - - -2174 - - -3570 CLOUDpotentl sfcLCL - - - 3857 - - 5633 - - 7382 - - 7832 sfcLCL ODpotential - - - -8253 - - -7997 - - -8713 - - -10122 ODpotential blCL - - - 11828 - - 12297 - - 13921 - - 14384 blCL maxRH - - - 92 - - 70 - - 53 - - 44 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 41.2 - - 49.4 - - 54.3 - - 52.8 Temp@2m DewPt@2m - - - 27.8 - - 28.1 - - 25.2 - - 22.0 DewPt@2m Temp@Bot - - - 39.7 - - 47.1 - - 52.3 - - 52.8 Temp@Bot DewPt@Bot - - - 27.7 - - 27.8 - - 24.5 - - 21.4 DewPt@bot Sfc.Heating - - - 270 - - 497 - - 331 - - 14 Sfc.Heating BL Depth - - - 2719 - - 3444 - - 4352 - - 3406 BL Depth EXPERIMENT - - - 67 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 3 - - 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] 98265 19 237 26 218 28 236 28 253 98265 90773 22 240 19 226 29 247 26 255 90773 84981 24 237 22 245 21 243 24 242 84981 80155 16 244 22 259 20 244 18 270 80155 76005 12 263 24 273 21 267 20 265 76005 72339 15 278 20 256 26 266 22 272 72339 69019 14 290 19 279 23 280 22 302 69019 65977 29 299 22 289 32 292 34 305 65977 63166 30 288 28 297 37 285 38 299 63166 60430 29 297 31 303 35 284 41 297 60430 57555 37 297 38 304 38 294 45 297 57555 54567 43 299 46 301 48 301 48 296 54567 51723 48 303 48 295 51 297 51 297 51723 49172 49 302 48 296 50 295 56 297 49172 46896 50 299 51 300 53 300 57 296 46896 44841 51 299 57 300 57 300 57 298 44841 42969 55 300 60 296 61 298 60 302 42969 41250 58 301 60 295 66 297 65 303 41250 39667 62 300 62 298 68 300 71 302 39667 38201 64 299 65 299 72 304 73 303 38201 36837 63 298 68 300 80 305 78 306 36837 35532 61 299 70 300 84 305 82 308 35532 34210 62 301 71 300 83 305 83 308 34210 32838 64 302 68 300 78 305 81 307 32838 31415 65 303 65 301 76 307 76 305 31415 29928 63 304 63 302 72 308 70 307 29928 28366 58 305 62 303 63 307 66 309 28366 26729 50 306 57 304 57 309 62 311 26729 25018 45 307 48 305 52 311 55 311 25018 23232 42 309 42 306 44 312 49 311 23232 21374 41 312 38 304 39 314 43 311 21374 19437 38 313 34 305 34 313 38 310 19437 17420 35 314 31 309 29 308 32 309 17420 15364 34 314 28 312 27 307 28 306 15364 13380 31 315 27 313 25 308 25 308 13380 11573 26 319 25 313 25 312 24 316 11573 9970 22 326 21 320 21 316 21 322 9970 8552 22 333 17 325 17 321 17 328 8552 7297 19 339 13 332 13 320 13 329 7297 6185 16 350 10 338 7*317 9 314 6185 5208 16 346 7 002 4*004 3 320 5208 4350 13*352 7*021 4 011 2*031 4350 3594 11*021 7*023 5 015 4*044 3594 2916 11 024 8 026 5 019 4 044 2916 2317 11 025 8 027 5 019 5 045 2317 1817 11 026 8 029 5 021 5 045 1817 1433 11 027 8 030 6 022 5 044 1433 1169 10 028 8 030 6 023 5 045 1169 1009 10 028 8 029 5 023 5 044 1009 917 9 028 7 030 5 023 5 044 917 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