DrJack's BLIPSPOT for: WED 07/29 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 = 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 - - - - - - 82.9 - - 86.0 - - - Temp@2m Sfc.Heating - - - - - - 300 - - 213 - - - Sfc.Heating BL Depth - - - - - - 4747 - - 6929 - - - BL Depth Hcrit - - - - - - 4099 - - 5622 - - - Hcrit BL Top - - - - - - 5603 - - 7785 - - - BL Top Hgt.Variab. - - - - - - 1660 - - 1494 - - - Hgt.Variab. W* - - - - - - 461 - - 469 - - - W* B/S - - - - - - 11 - - 14 - - - B/S BL Wind - - - - - - 7 - - 6 - - - BL Wind Direction - - - - - - 041 - - 018 - - - Direction Wind Shear - - - - - - 3 - - 5 - - - Wind Shear Max.Converg - - - - - - 1 - - -2 - - - Max.Converg CLOUDpotent - - - - - - -2412 - - -242 - - - CLOUDpotentl sfcLCL - - - - - - 8015 - - 8027 - - - sfcLCL ODpotential - - - - - - -8010 - - -4965 - - - ODpotential blCL - - - - - - 13613 - - 12750 - - - blCL maxRH - - - - - - 64 - - 79 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 82.9 - - 86.0 - - - Temp@2m DewPt@2m - - - - - - 51.0 - - 53.9 - - - DewPt@2m Temp@Bot - - - - - - 81.1 - - 84.7 - - - Temp@Bot DewPt@Bot - - - - - - 50.2 - - 53.2 - - - DewPt@bot Sfc.Heating - - - - - - 300 - - 213 - - - Sfc.Heating BL Depth - - - - - - 4747 - - 6929 - - - BL Depth EXPERIMENT - - - - - - 0 - - 15 - - - 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] 99743 31 104 31 103 99743 92203 39 104 24 103 92203 86377 32 091 24 101 86377 81542 19 101 25 090 81542 77370 23 109 16 079 77370 73696 22 098 14 101 73696 70379 19 093 16 106 70379 67329 19 064 15 116 67329 64505 15 049 14 104 64505 61788 6 349 13 077 61788 58985 11 002 13 023 58985 56109 22 355 16 336 56109 53384 31 342 25 324 53384 50934 34 327 31 316 50934 48731 35 324 36 313 48731 46728 38 327 45 313 46728 44889 46 327 54 315 44889 43183 54 324 63 319 43183 41586 59 322 62 320 41586 40081 63 323 60 320 40081 38659 65 325 61 321 38659 37281 66 327 63 323 37281 35875 66 329 63 325 35875 34411 64 328 63 327 34411 32896 59 327 60 328 32896 31319 49 328 54 326 31319 29672 35 325 46 321 29672 27958 31 324 40 319 27958 26171 28 325 39 317 26171 24305 28 331 33 321 24305 22360 27 336 27 327 22360 20332 24 336 24 333 20332 18217 22 340 22 340 18217 16062 21 345 21 343 16062 13991 22 345 20 351 13991 12113 23 346 19 000 12113 10449 21 356 18 006 10449 8981 17 011 14*359 8981 7678 14 008 8*001 7678 6519 10*015 7 005 6519 5490 8*033 7 010 5490 4581 8 036 6 017 4581 3776 8 039 6 023 3776 3054 8 041 6 027 3054 2415 7 044 6 031 2415 1882 7 045 6 035 1882 1471 7 047 6 036 1471 1189 7 047 5 038 1189 1017 6 047 5 039 1017 919 6 047 5 039 919 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