DrJack's BLIPSPOT for: WED 05/13 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 - - - - - - 69.7 - - 73.4 - - - Temp@2m Sfc.Heating - - - - - - 408 - - 289 - - - Sfc.Heating BL Depth - - - - - - 5053 - - 8579 - - - BL Depth Hcrit - - - - - - 4557 - - 7192 - - - Hcrit BL Top - - - - - - 6008 - - 9534 - - - BL Top Hgt.Variab. - - - - - - 2532 - - 1246 - - - Hgt.Variab. W* - - - - - - 519 - - 554 - - - W* B/S - - - - - - 5 - - 6 - - - B/S BL Wind - - - - - - 19 - - 17 - - - BL Wind Direction - - - - - - 345 - - 337 - - - Direction Wind Shear - - - - - - 7 - - 10 - - - Wind Shear Max.Converg - - - - - - 2 - - -7 - - - Max.Converg CLOUDpotent - - - - - - -2269 - - 61 - - - CLOUDpotentl sfcLCL - - - - - - 8278 - - 9473 - - - sfcLCL ODpotential - - - - - - -3762 - - -4788 - - - ODpotential blCL - - - - - - 9770 - - 14322 - - - blCL maxRH - - - - - - 61 - - 69 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 69.7 - - 73.4 - - - Temp@2m DewPt@2m - - - - - - 36.9 - - 35.1 - - - DewPt@2m Temp@Bot - - - - - - 67.7 - - 71.8 - - - Temp@Bot DewPt@Bot - - - - - - 35.7 - - 33.9 - - - DewPt@bot Sfc.Heating - - - - - - 408 - - 289 - - - Sfc.Heating BL Depth - - - - - - 5053 - - 8579 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - - 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] 97982 5 053 8 103 97982 90564 3 183 2 073 90564 84886 4 111 5 251 84886 80166 7 059 9 174 80166 76064 9 357 5 111 76064 72416 10 328 10 009 72416 69123 10 320 16 337 69123 66121 10 278 15 305 66121 63341 7 033 12 283 63341 60630 21 352 14 305 60630 57792 25 327 19 323 57792 54853 25 308 29 314 54853 52058 29 316 33 309 52058 49549 38 320 37 311 49549 47309 45 319 42 320 47309 45295 54 321 62 325 45295 43480 69 322 77 318 43480 41824 78 319 82 319 41824 40291 79 323 88 322 40291 38851 78 325 89 322 38851 37488 79 324 86 322 37488 36165 79 323 82 324 36165 34817 79 323 78 323 34817 33416 79 323 74 322 33416 31965 78 324 70 322 31965 30450 77 326 65 322 30450 28860 75 326 63 322 28860 27197 75 327 63 323 27197 25458 77 331 61 324 25458 23643 68 332 62 326 23643 21754 60 329 62 326 21754 19783 57 330 58 327 19783 17734 51 331 47 327 17734 15653 47 330 42 323 15653 13650 43 329 35 326 13650 11834 40 337 32 336 11834 10236 39 342 25*334 10236 8821 38 337 20*333 8821 7560 36 334 19 333 7560 6436 28*338 19 333 6436 5438 20*344 17 337 5438 4556 20 345 16 339 4556 3775 19 345 16 340 3775 3076 19 346 15 341 3076 2456 18 346 14 343 2456 1939 18 346 14 343 1939 1541 17 347 13 344 1541 1267 16 347 13 344 1267 1101 15 346 12 344 1101 1005 13 346 11 344 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