DrJack's BLIPSPOT for: TUE 04/29 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 - - - 0654z - - 0955z - - 1001z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 52.8 - - 60.5 - - 64.0 - - 61.3 Temp@2m Sfc.Heating - - - 369 - - 515 - - 358 - - 34 Sfc.Heating BL Depth - - - 2729 - - 3504 - - 4537 - - 3602 BL Depth Hcrit - - - 2617 - - 3311 - - 3997 - - 901 Hcrit BL Top - - - 3585 - - 4360 - - 5393 - - 4458 BL Top Hgt.Variab. - - - 434 - - 480 - - 696 - - 1259 Hgt.Variab. W* - - - 406 - - 493 - - 477 - - 203 W* B/S - - - 3 - - 5 - - 5 - - 3 B/S BL Wind - - - 28 - - 19 - - 16 - - 11 BL Wind Direction - - - 287 - - 308 - - 309 - - 323 Direction Wind Shear - - - 10 - - 5 - - 3 - - 2 Wind Shear Max.Converg - - - -8 - - 1 - - 0 - - 2 Max.Converg CLOUDpotent - - - -207 - - -926 - - -1267 - - -1624 CLOUDpotentl sfcLCL - - - 3792 - - 5286 - - 6660 - - 6083 sfcLCL ODpotential - - - -8703 - - -7943 - - -7451 - - -7411 ODpotential blCL - - - 12288 - - 12303 - - 12844 - - 11869 blCL maxRH - - - 96 - - 82 - - 72 - - 65 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 52.8 - - 60.5 - - 64.0 - - 61.3 Temp@2m DewPt@2m - - - 39.4 - - 40.5 - - 38.0 - - 38.0 DewPt@2m Temp@Bot - - - 51.2 - - 58.1 - - 62.1 - - 61.0 Temp@Bot DewPt@Bot - - - 39.3 - - 40.2 - - 37.6 - - 37.7 DewPt@bot Sfc.Heating - - - 369 - - 515 - - 358 - - 34 Sfc.Heating BL Depth - - - 2729 - - 3504 - - 4537 - - 3602 BL Depth EXPERIMENT - - - 82 - - 27 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 5 - - 5 - - 5 - - 5 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] 97689 11 120 5 149 12 248 7 021 97689 90332 8 099 10 197 2 297 2 107 90332 84681 4 093 8 156 3 318 4 300 84681 79993 3 172 4 079 4 308 5 278 79993 75949 4 146 1 031 0 222 3 280 75949 72370 5 040 2 270 5 184 4 332 72370 69130 5 359 3 234 7 238 4 316 69130 66142 2 347 7 210 11 244 9 252 66142 63358 6 243 11 208 11 225 15 237 63358 60659 11 279 11 214 12 224 19 246 60659 57838 23 264 13 254 16 227 22 240 57838 54897 34 232 24 269 24 257 27 259 54897 52086 28 240 36 256 39 265 38 261 52086 49564 38 260 35 241 42 253 40 253 49564 47310 50 250 35 255 46 253 48 257 47310 45279 47 246 53 259 56 252 53 249 45279 43434 53 257 65 249 59 250 45 245 43434 41743 70 260 68 248 73 258 69 265 41743 40196 95 246 89 258 97 254 94 253 40196 38767 104 239 106 252 104 246 96 248 38767 37420 102 238 108 239 109 239 98 243 37420 36113 108 244 109 232 108 232 104 236 36113 34777 116 245 109 230 108 232 102 235 34777 33383 114 243 106 230 107 232 100 236 33383 31935 105 241 103 236 105 234 97 241 31935 30422 99 241 108 241 101 238 94 246 30422 28832 96 242 103 245 98 244 89 253 28832 27164 90 242 99 244 93 249 85 256 27164 25416 91 248 100 242 87 255 78 260 25416 23589 95 254 97 249 86 260 72 266 23589 21686 89 254 89 259 81 266 65 269 21686 19710 82 246 77 262 67 270 57 266 19710 17658 76 249 65 266 53 273 48 268 17658 15570 82 258 57 268 46 272 43 270 15570 13557 85 255 53 269 43 267 41 267 13557 11729 85 252 45 274 40 269 38 264 11729 10107 78 253 38 281 38 276 35 265 10107 8670 60 254 34 285 33 282 32 272 8670 7396 53 255 33 289 25 287 27 275 7396 6270 53 261 29 296 17*293 19 281 6270 5280 46 268 24 309 16*304 10*306 5280 4411 33*284 20*308 16 306 11*317 4411 3642 30*287 20*308 16 308 11 321 3642 2953 30 287 20 308 17 309 11 323 2953 2343 29 287 20 308 17 310 12 324 2343 1834 29 287 19 308 16 311 12 324 1834 1443 28 287 19 308 16 311 12 325 1443 1174 26 287 18 308 16 312 11 325 1174 1011 24 287 17 307 15 312 11 325 1011 917 20 287 15 307 13 312 9 325 917 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