DrJack's BLIPSPOT for: FRI 08/21 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 82.4 - - 84.7 - - 77.7 Temp@2m Sfc.Heating - - - - - - 124 - - 38 - - -35 Sfc.Heating BL Depth - - - - - - 2433 - - 4344 - - 51 BL Depth Hcrit - - - - - - 2151 - - 2839 - - 990 Hcrit BL Top - - - - - - 3388 - - 5299 - - 1006 BL Top Hgt.Variab. - - - - - - 2517 - - 1894 - - 3959 Hgt.Variab. W* - - - - - - 290 - - 268 - - 32 W* B/S - - - - - - 5 - - 4 - - 1 B/S BL Wind - - - - - - 11 - - 13 - - 7 BL Wind Direction - - - - - - 280 - - 298 - - 333 Direction Wind Shear - - - - - - 4 - - 6 - - 0 Wind Shear Max.Converg - - - - - - -2 - - 3 - - -1 Max.Converg CLOUDpotent - - - - - - 7 - - 594 - - -2427 CLOUDpotentl sfcLCL - - - - - - 3382 - - 4706 - - 3433 sfcLCL ODpotential - - - - - - -2204 - - -2286 - - -5807 ODpotential blCL - - - - - - 5592 - - 7585 - - 6813 blCL maxRH - - - - - - 80 - - 69 - - 60 maxRH CAPE - - - - - - 3210 - - 2410 - - 1490 CAPE Temp@2m - - - - - - 82.4 - - 84.7 - - 77.7 Temp@2m DewPt@2m - - - - - - 70.6 - - 67.3 - - 65.9 DewPt@2m Temp@Bot - - - - - - 81.6 - - 84.5 - - 79.4 Temp@Bot DewPt@Bot - - - - - - 69.4 - - 65.8 - - 64.9 DewPt@bot Sfc.Heating - - - - - - 124 - - 38 - - -35 Sfc.Heating BL Depth - - - - - - 2433 - - 4344 - - 51 BL Depth EXPERIMENT - - - - - - 19 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 15 - - 13 - - 14 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] 99332 22 094 21 083 14 075 99332 91913 19 093 13 094 13 070 91913 86167 14 082 11 101 10 085 86167 81362 11 077 12 079 11 086 81362 77202 11 093 7 083 8 068 77202 73526 10 044 4 149 4 084 73526 70196 8 305 1 188 3 131 70196 67133 5 261 7 288 6 308 67133 64298 7 355 5 284 5 304 64298 61565 15 307 9 295 16 306 61565 58723 14 308 17 295 19 302 58723 55780 32 319 29 322 33 312 55780 52984 37 306 38 308 35 312 52984 50473 36 306 33 302 40 312 50473 48225 36 316 35 309 44 303 48225 46194 44 320 46 313 44 310 46194 44347 51 319 58 315 53 317 44347 42647 57 319 66 312 64 314 42647 41069 60 319 68 311 69 311 41069 39594 60 318 69 312 71 309 39594 38208 57 319 70 313 72 310 38208 36868 52 319 70 313 74 312 36868 35506 47 319 68 311 72 310 35506 34094 45 321 65 311 68 309 34094 32634 48 320 64 310 65 310 32634 31110 48 317 62 310 60 311 31110 29508 45 317 56 310 54 312 29508 27828 41 316 49 310 52 312 27828 26067 40 316 48 313 51 312 26067 24228 40 314 47 313 49 315 24228 22311 40 310 46 311 46 318 22311 20316 40 306 46 310 45 319 20316 18241 39 306 48 311 47 319 18241 16127 40 305 48 311 51 320 16127 14087 44 303 50 311 49 320 14087 12227 45 303 45 313 43 316 12227 10569 40 306 35 312 36 321 10569 9091 34 306 32 314 35 327 9091 7774 24 306 30 312 30 324 7774 6607 19 306 23 306 24 307 6607 5574 18 309 16*297 23 299 5574 4664 16 316 15*297 17 304 4664 3860 14*310 14 297 16 318 3860 3139 12*286 13 298 16 326 3139 2501 12 282 13 298 17 330 2501 1967 11 280 12 299 16 332 1967 1558 11 278 12 299 15 334 1558 1275 10 277 11 299 13 334 1275 1104 10 278 10 299 11 334 1104 1006 8 277 9 298 7*333 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