DrJack's BLIPSPOT for: TUE 07/21 Ames_IA 955ft pt37194@41.911,-93.594,951ft SPONSORED BY: Silent Knights Glider Club BLIPSPOT sfc.temp. adjusted by +0.0 degF 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 - - - - - - 72.2 - - 76.4 - - - Temp@2m Sfc.Heating - - - - - - 155 - - 88 - - - Sfc.Heating BL Depth - - - - - - 3020 - - 4376 - - - BL Depth Hcrit - - - - - - 2656 - - 3387 - - - Hcrit BL Top - - - - - - 3975 - - 5331 - - - BL Top Hgt.Variab. - - - - - - 744 - - 1311 - - - Hgt.Variab. W* - - - - - - 330 - - 325 - - - W* B/S - - - - - - 3 - - 3 - - - B/S BL Wind - - - - - - 22 - - 22 - - - BL Wind Direction - - - - - - 337 - - 339 - - - Direction Wind Shear - - - - - - 9 - - 11 - - - Wind Shear Max.Converg - - - - - - -2 - - -3 - - - Max.Converg CLOUDpotent - - - - - - 1121 - - 711 - - - CLOUDpotentl sfcLCL - - - - - - 2854 - - 4620 - - - sfcLCL ODpotential - - - - - - 498 - - -4839 - - - ODpotential blCL - - - - - - 3477 - - 10170 - - - blCL maxRH - - - - - - 99 - - 76 - - - maxRH CAPE - - - - - - 20 - - 10 - - - CAPE Temp@2m - - - - - - 72.2 - - 76.4 - - - Temp@2m DewPt@2m - - - - - - 62.9 - - 59.5 - - - DewPt@2m Temp@Bot - - - - - - 71.4 - - 75.8 - - - Temp@Bot DewPt@Bot - - - - - - 61.9 - - 58.1 - - - DewPt@bot Sfc.Heating - - - - - - 155 - - 88 - - - Sfc.Heating BL Depth - - - - - - 3020 - - 4376 - - - BL Depth EXPERIMENT - - - - - - 98 - - 3 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 10 - - - 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] 99562 35 106 27 100 99562 91994 32 097 29 097 91994 86188 33 098 24 099 86188 81398 26 084 22 103 81398 77264 20 102 19 101 77264 73599 17 093 19 102 73599 70277 15 064 15 076 70277 67245 11 043 11 061 67245 64453 12 050 9 067 64453 61761 18 350 13 007 61761 58970 14 352 14 347 58970 56086 33 337 29 325 56086 53346 49 314 49 314 53346 50890 57 308 62 311 50890 48691 76 307 79 311 48691 46704 82 306 83 310 46704 44890 87 305 86 308 44890 43214 87 304 83 307 43214 41645 86 305 77 307 41645 40163 83 306 73 306 40163 38757 81 309 71 304 38757 37389 83 310 71 302 37389 35991 84 308 72 300 35991 34535 83 305 73 299 34535 33025 81 303 75 300 33025 31446 81 305 77 305 31446 29785 77 310 75 311 29785 28044 72 312 71 311 28044 26222 70 312 72 305 26222 24325 70 310 76 304 24325 22358 61 310 75 315 22358 20319 47 310 60 317 20319 18204 40 313 48 314 18204 16054 37 316 43 317 16054 13987 35 317 38 318 13987 12111 31 320 33 318 12111 10450 27 326 29 320 10450 8978 27 331 31 327 8978 7675 25 328 32 334 7675 6524 22 327 29 335 6524 5509 22 335 25*336 5509 4614 23*337 24*337 4614 3821 23*337 24 338 3821 3110 23 337 23 339 3110 2481 23 337 22 339 2481 1954 23 337 21 339 1954 1550 22 337 20 340 1550 1272 20 337 19 340 1272 1103 18 337 17 340 1103 1006 14 337 13 340 1006 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