DrJack's BLIPSPOT for: FRI 03/20 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 - - - - - - 67.7 - - 74.3 - - - Temp@2m Sfc.Heating - - - - - - 180 - - 177 - - - Sfc.Heating BL Depth - - - - - - 1154 - - 2301 - - - BL Depth Hcrit - - - - - - 1357 - - 2147 - - - Hcrit BL Top - - - - - - 2109 - - 3256 - - - BL Top Hgt.Variab. - - - - - - 623 - - 1306 - - - Hgt.Variab. W* - - - - - - 246 - - 303 - - - W* B/S - - - - - - 4 - - 5 - - - B/S BL Wind - - - - - - 10 - - 11 - - - BL Wind Direction - - - - - - 339 - - 353 - - - Direction Wind Shear - - - - - - 3 - - 3 - - - Wind Shear Max.Converg - - - - - - -2 - - -2 - - - Max.Converg CLOUDpotent - - - - - - -2364 - - -4138 - - - CLOUDpotentl sfcLCL - - - - - - 4473 - - 7394 - - - sfcLCL ODpotential - - - - - - -6994 - - -8826 - - - ODpotential blCL - - - - - - 9103 - - 12082 - - - blCL maxRH - - - - - - 64 - - 60 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 67.7 - - 74.3 - - - Temp@2m DewPt@2m - - - - - - 51.6 - - 45.5 - - - DewPt@2m Temp@Bot - - - - - - 66.4 - - 73.1 - - - Temp@Bot DewPt@Bot - - - - - - 50.6 - - 44.9 - - - DewPt@bot Sfc.Heating - - - - - - 180 - - 177 - - - Sfc.Heating BL Depth - - - - - - 1154 - - 2301 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 6 - - - 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] 96409 6 288 3 261 96409 89379 6 270 9 245 89379 83916 4 252 12 250 83916 79342 2 268 9 255 79342 75393 5 258 6 251 75393 71893 7 296 9 270 71893 68715 7 321 12 296 68715 65784 7 342 14 315 65784 63048 6 300 18 305 63048 60403 11 268 22 309 60403 57654 22 290 31 317 57654 54779 30 317 50 326 54779 52019 47 319 56 317 52019 49537 62 322 57 321 49537 47328 72 320 75 322 47328 45343 78 323 82 322 45343 43548 91 326 80 323 43548 41903 97 327 83 328 41903 40380 99 328 90 332 40380 38951 96 330 91 331 38951 37598 93 333 90 329 37598 36281 89 333 89 327 36281 34937 79 331 87 326 34937 33536 69 327 80 322 33536 32087 61 325 72 315 32087 30575 57 327 67 312 30575 28991 57 326 61 313 28991 27335 58 323 56 317 27335 25603 58 321 54 318 25603 23797 55 315 52 314 23797 21919 50 307 49 307 21919 19963 44 296 46 306 19963 17924 41 297 39 306 17924 15843 34 307 32 305 15843 13835 34 317 28 314 13835 12001 33 319 29 318 12001 10367 34 325 26 308 10367 8915 31 329 28 304 8915 7626 23 318 29 311 7626 6483 22 319 25 322 6483 5470 21 331 21 331 5470 4577 21 338 20 347 4577 3789 21 338 17*359 3789 3085 19 346 12*356 3085 2463 17*348 11 355 2463 1943 11*340 11 353 1943 1544 11 340 11 353 1544 1268 10 339 10 351 1268 1101 10 339 10 351 1101 1005 9 339 9 351 1005 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