DrJack's BLIPSPOT for: FRI 03/27 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 - - - 32.0 - - 41.9 - - 44.2 - - 38.9 Temp@2m Sfc.Heating - - - 135 - - 414 - - 319 - - -18 Sfc.Heating BL Depth - - - 2672 - - 4264 - - 5675 - - 270 BL Depth Hcrit - - - 2169 - - 3835 - - 4829 - - 900 Hcrit BL Top - - - 3528 - - 5120 - - 6531 - - 1126 BL Top Hgt.Variab. - - - 268 - - 764 - - 1199 - - 6533 Hgt.Variab. W* - - - 290 - - 489 - - 492 - - 20 W* B/S - - - 4 - - 4 - - 3 - - 0 B/S BL Wind - - - 13 - - 20 - - 26 - - 17 BL Wind Direction - - - 349 - - 316 - - 311 - - 317 Direction Wind Shear - - - 4 - - 7 - - 8 - - 5 Wind Shear Max.Converg - - - 2 - - -3 - - -5 - - 0 Max.Converg CLOUDpotent - - - 579 - - -899 - - -544 - - -6432 CLOUDpotentl sfcLCL - - - 2950 - - 6020 - - 7075 - - 7558 sfcLCL ODpotential - - - 327 - - -10963 - - -2570 - - -11015 ODpotential blCL - - - 3201 - - 16083 - - 9101 - - 12141 blCL maxRH - - - 98 - - 64 - - 69 - - 64 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 32.0 - - 41.9 - - 44.2 - - 38.9 Temp@2m DewPt@2m - - - 22.7 - - 18.9 - - 16.4 - - 9.1 DewPt@2m Temp@Bot - - - 31.2 - - 40.1 - - 42.9 - - 39.5 Temp@Bot DewPt@Bot - - - 21.7 - - 17.9 - - 16.0 - - 9.0 DewPt@bot Sfc.Heating - - - 135 - - 414 - - 319 - - -18 Sfc.Heating BL Depth - - - 2672 - - 4264 - - 5675 - - 270 BL Depth EXPERIMENT - - - 94 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 2 - - 2 - - 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] 96194 30 259 23 249 31 250 36 253 96194 88939 29 255 27 255 23 272 31 275 88939 83362 28 245 29 251 32 273 35 280 83362 78764 24 273 20 241 30 259 32 273 78764 74808 26 286 33 288 35 280 38 279 74808 71318 33 266 41 280 42 279 39 281 71318 68144 31 259 39 274 42 274 45 287 68144 65215 35 279 38 271 50 280 57 277 65215 62526 43 275 48 278 56 275 64 268 62526 59931 53 277 52 271 56 266 61 264 59931 57196 61 276 51 272 58 272 62 274 57196 54325 69 274 70 283 74 277 73 280 54325 51563 82 273 88 276 91 277 90 280 51563 49060 95 272 96 269 100 276 102 278 49060 46803 100 270 99 268 109 277 110 279 46803 44747 103 270 105 271 116 276 117 279 44747 42868 106 270 112 273 120 275 121 277 42868 41139 111 270 121 273 124 274 121 275 41139 39538 119 272 129 272 127 272 121 277 39538 38055 124 274 136 273 129 273 125 280 38055 36675 127 275 138 273 133 275 132 282 36675 35349 128 275 138 274 139 277 138 283 35349 34002 129 273 137 274 141 278 144 284 34002 32605 126 270 135 273 141 279 149 283 32605 31160 122 268 132 271 140 276 148 283 31160 29653 119 269 128 270 140 274 143 283 29653 28072 117 269 126 271 136 274 137 283 28072 26417 115 268 123 271 129 276 136 285 26417 24682 114 267 120 271 125 280 134 290 24682 22869 111 267 115 278 121 282 125 292 22869 20988 107 268 107 281 114 284 115 292 20988 19040 102 277 97 280 105 284 108 293 19040 17012 88 285 91 282 101 289 104 298 17012 14958 76 296 87 291 90 296 86 302 14958 13008 49 297 71 300 69 302 63 306 13008 11253 37 279 50 301 53 308 51 309 11253 9699 37 281 37 294 47 313 47 312 9699 8325 29 282 38 298 41 316 39 312 8325 7116 22 275 37 304 28*312 29 312 7116 6047 20 287 28*311 26*311 29 314 6047 5100 19 294 22*315 27 311 29 316 5100 4264 17*315 21 315 26 311 29 316 4264 3526 14*347 21 316 26 311 29 317 3526 2865 14 349 21 316 26 311 29 317 2865 2280 14 349 21 316 26 312 28 317 2280 1793 13 350 20 316 25 312 27 318 1793 1418 13 351 19 316 25 312 25 318 1418 1161 12 351 18 316 24 312 23*317 1161 1005 12 351 17 316 22 312 20*317 1005 916 10 351 15 316 18 312 15 317 916 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