DrJack's BLIPSPOT for: SUN 08/23 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 - - - - - - 73.6 - - 78.2 - - 75.6 Temp@2m Sfc.Heating - - - - - - 148 - - 91 - - -8 Sfc.Heating BL Depth - - - - - - 2938 - - 3656 - - 51 BL Depth Hcrit - - - - - - 2565 - - 2836 - - 989 Hcrit BL Top - - - - - - 3893 - - 4611 - - 1006 BL Top Hgt.Variab. - - - - - - 1476 - - 2122 - - 5555 Hgt.Variab. W* - - - - - - 320 - - 301 - - 25 W* B/S - - - - - - 25 - - 19 - - 3 B/S BL Wind - - - - - - 2 - - 3 - - 2 BL Wind Direction - - - - - - 291 - - 320 - - 295 Direction Wind Shear - - - - - - 3 - - 2 - - 0 Wind Shear Max.Converg - - - - - - -5 - - 1 - - -1 Max.Converg CLOUDpotent - - - - - - -661 - - -792 - - -3007 CLOUDpotentl sfcLCL - - - - - - 4554 - - 5403 - - 4013 sfcLCL ODpotential - - - - - - -3502 - - -6366 - - -4272 ODpotential blCL - - - - - - 7395 - - 10977 - - 5278 blCL maxRH - - - - - - 90 - - 73 - - 74 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 73.6 - - 78.2 - - 75.6 Temp@2m DewPt@2m - - - - - - 57.2 - - 58.0 - - 61.4 DewPt@2m Temp@Bot - - - - - - 72.5 - - 77.5 - - 76.5 Temp@Bot DewPt@Bot - - - - - - 55.9 - - 56.7 - - 60.5 DewPt@bot Sfc.Heating - - - - - - 148 - - 91 - - -8 Sfc.Heating BL Depth - - - - - - 2938 - - 3656 - - 51 BL Depth EXPERIMENT - - - - - - 59 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 10 - - 12 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] 99305 18 077 13 126 14 065 99305 91854 7 101 16 069 11 099 91854 86096 18 087 11 081 14 080 86096 81314 19 087 12 100 11 092 81314 77178 9 121 9 063 13 096 77178 73499 11 147 2 312 8 049 73499 70174 15 097 2 187 3 356 70174 67128 14 044 3 047 6 298 67128 64306 7 315 3 039 7 296 64306 61572 5 351 12 026 9 017 61572 58732 22 354 22 352 25 008 58732 55827 32 340 29 331 37 345 55827 53090 42 332 35 330 42 330 53090 50635 47 327 49 333 44 331 50635 48427 56 336 53 335 49 332 48427 46432 72 336 68 328 73 326 46432 44617 76 328 75 320 75 322 44617 42940 75 323 73 318 74 319 42940 41374 79 320 71 317 71 315 41374 39902 84 317 69 319 69 314 39902 38513 82 315 63 318 66 312 38513 37165 77 316 59 318 64 312 37165 35789 70 316 58 316 62 317 35789 34358 65 322 58 317 55 316 34358 32873 59 327 52 317 50 316 32873 31317 57 325 48 326 46 320 31317 29679 51 323 47 323 42 321 29679 27959 50 319 50 322 45 322 27959 26160 46 319 48 321 46 327 26160 24288 41 318 40 317 43 332 24288 22345 41 312 36 321 37 320 22345 20326 39 310 33 324 31 320 20326 18217 37 313 29 325 26 329 18217 16071 31 318 23 318 21 327 16071 14010 26 318 21 308 18 316 14010 12140 24 317 18 310 15 311 12140 10481 21 327 16 310 13 312 10481 9012 18 334 14 309 12 303 9012 7711 18 322 12 307 13 303 7711 6559 18 311 12 306 14 305 6559 5536 16 310 11 306 11 305 5536 4634 10*306 8*307 8 304 4634 3836 4*292 4*312 4 294 3836 3121 3 288 3 316 3 293 3121 2488 2 288 3 319 3 292 2488 1959 2 290 3 324 2 291 1959 1553 2 292 2 324 2 295 1553 1273 2 296 2 328 2 294 1273 1103 2 296 2 328 2*296 1103 1006 1 294 2 326 2*295 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