DrJack's BLIPSPOT for: TUE 04/21 Hampshire_IL 889ft pt37818@42.147,-88.420,844ft BLIPSPOT sfc.temp. adjusted by +0.1 degF SPONSORED BY: ChicagoLand Glider Council RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 68.5 - - 72.8 - - - Temp@2m Sfc.Heating - - - - - - 226 - - 144 - - - Sfc.Heating BL Depth - - - - - - 2610 - - 4698 - - - BL Depth Hcrit - - - - - - 2422 - - 3740 - - - Hcrit BL Top - - - - - - 3499 - - 5587 - - - BL Top Hgt.Variab. - - - - - - 749 - - 1161 - - - Hgt.Variab. W* - - - - - - 348 - - 365 - - - W* B/S - - - - - - 3 - - 3 - - - B/S BL Wind - - - - - - 21 - - 24 - - - BL Wind Direction - - - - - - 228 - - 241 - - - Direction Wind Shear - - - - - - 9 - - 11 - - - Wind Shear Max.Converg - - - - - - 4 - - 3 - - - Max.Converg CLOUDpotent - - - - - - -602 - - 537 - - - CLOUDpotentl sfcLCL - - - - - - 4102 - - 5051 - - - sfcLCL ODpotential - - - - - - -5344 - - -146 - - - ODpotential blCL - - - - - - 8843 - - 5733 - - - blCL maxRH - - - - - - 86 - - 95 - - - maxRH CAPE - - - - - - 740 - - 550 - - - CAPE Temp@2m - - - - - - 68.5 - - 72.8 - - - Temp@2m DewPt@2m - - - - - - 53.6 - - 53.7 - - - DewPt@2m Temp@Bot - - - - - - 67.4 - - 72.1 - - - Temp@Bot DewPt@Bot - - - - - - 52.6 - - 53.0 - - - DewPt@bot Sfc.Heating - - - - - - 226 - - 144 - - - Sfc.Heating BL Depth - - - - - - 2610 - - 4698 - - - BL Depth EXPERIMENT - - - - - - 45 - - 81 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 8 - - - 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] 97200 18 231 31 250 97200 89805 20 254 31 250 89805 84126 28 266 22 234 84126 79437 30 256 18 250 79437 75421 16 245 16 254 75421 71867 14 254 11 280 71867 68638 15 269 13 275 68638 65664 17 293 17 288 65664 62909 19 289 23 280 62909 60235 23 302 20 277 60235 57434 33 292 30 296 57434 54530 32 290 34 290 54530 51760 32 295 31 290 51760 49257 32 295 30 292 49257 47008 32 297 35 298 47008 44970 36 300 40 299 44970 43122 41 300 41 299 43122 41442 42 295 39 296 41442 39898 42 291 37 295 39898 38464 42 286 38 296 38464 37119 42 283 40 299 37119 35822 42 282 42 301 35822 34503 41 281 43 302 34503 33135 40 280 42 300 33135 31718 38 280 40 298 31718 30236 37 281 38 298 30236 28679 37 284 37 299 28679 27045 38 286 36 300 27045 25332 39 287 36 300 25332 23544 39 292 33 298 23544 21688 43 290 31 299 21688 19758 49 280 32 282 19758 17750 50 275 38 273 17750 15700 48 269 40 270 15700 13715 45 263 36 266 13715 11898 43 256 38 265 11898 10275 41 248 39 268 10275 8828 38 243 42 266 8828 7540 34 233 41 259 7540 6401 32 226 32*251 6401 5395 28 230 26*242 5395 4508 27 236 26 242 4508 3724 27*233 25 242 3724 3020 23*228 24 241 3020 2397 23 228 24 241 2397 1877 22 228 23 241 1877 1476 21 228 22 241 1476 1201 20 228 20 241 1201 1034 18 228 19 241 1034 938 14 228 15 241 938 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