DrJack's BLIPSPOT for: WED 12/03 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 23.4 - - 19.6 - - 13.1 Temp@2m Sfc.Heating - - - - - - 34 - - 15 - - -22 Sfc.Heating BL Depth - - - - - - 1578 - - 1451 - - 46 BL Depth Hcrit - - - - - - 985 - - 985 - - 985 Hcrit BL Top - - - - - - 2533 - - 2406 - - 1001 BL Top Hgt.Variab. - - - - - - 624 - - 643 - - 1685 Hgt.Variab. W* - - - - - - 156 - - 115 - - 7 W* B/S - - - - - - 1 - - 1 - - 0 B/S BL Wind - - - - - - 19 - - 21 - - 10 BL Wind Direction - - - - - - 349 - - 347 - - 340 Direction Wind Shear - - - - - - 10 - - 12 - - 0 Wind Shear Max.Converg - - - - - - 1 - - -1 - - -1 Max.Converg CLOUDpotent - - - - - - 649 - - 386 - - -746 CLOUDpotentl sfcLCL - - - - - - 1885 - - 2020 - - 1747 sfcLCL ODpotential - - - - - - 330 - - 112 - - -1150 ODpotential blCL - - - - - - 2203 - - 2294 - - 2151 blCL maxRH - - - - - - 100 - - 99 - - 97 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 23.4 - - 19.6 - - 13.1 Temp@2m DewPt@2m - - - - - - 19.1 - - 14.7 - - 9.5 DewPt@2m Temp@Bot - - - - - - 23.3 - - 19.6 - - 14.5 Temp@Bot DewPt@Bot - - - - - - 18.5 - - 14.2 - - 9.6 DewPt@bot Sfc.Heating - - - - - - 34 - - 15 - - -22 Sfc.Heating BL Depth - - - - - - 1578 - - 1451 - - 46 BL Depth EXPERIMENT - - - - - - 101 - - 96 - - 90 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 1 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] 96272 8 259 8 334 4 270 96272 89173 6 316 11 351 2 060 89173 83658 2 070 6 306 10 309 83658 79030 5 349 8 305 13 302 79030 75011 8 293 15 281 17 291 75011 71440 11 276 19 280 20 289 71440 68187 17 289 22 287 23 305 68187 65183 27 288 28 286 32 294 65183 62390 29 272 31 275 30 280 62390 59666 27 266 30 273 29 279 59666 56805 35 274 38 268 37 275 56805 53833 47 263 46 257 46 266 53833 50999 50 259 51 258 47 269 50999 48449 58 257 57 262 56 268 48449 46166 68 258 62 259 63 265 46166 44103 76 253 65 259 71 265 44103 42218 79 250 72 259 75 264 42218 40478 76 251 76 259 78 261 40478 38869 78 258 81 261 83 260 38869 37378 92 260 88 260 90 260 37378 35994 103 255 98 259 97 261 35994 34671 106 252 105 256 107 262 34671 33337 107 251 106 256 114 261 33337 31961 108 250 105 256 113 259 31961 30550 106 247 105 257 101 261 30550 29091 104 246 111 258 99 262 29091 27569 105 246 110 259 99 261 27569 25971 103 250 98 261 102 267 25971 24296 99 259 86 262 90 265 24296 22552 72 261 70 264 78 262 22552 20739 55 258 59 266 70 271 20739 18848 50 258 53 266 68 276 18848 16874 48 260 49 270 61 279 16874 14859 45 270 47 278 52 280 14859 12921 40 276 45 279 44 284 12921 11166 36 273 41 277 37 286 11166 9617 28 277 35 277 26 296 9617 8250 20 287 27 293 23 310 8250 7044 18 305 21 318 21 321 7044 5979 19 323 20 327 22 328 5979 5041 19 332 15 344 25 336 5041 4217 18 348 21 359 23 343 4217 3493 23 003 25 355 23 347 3493 2853 24*359 25*349 27 349 2853 2296 22*352 24*348 26 346 2296 1834 21 350 23 347 24 345 1834 1479 20 349 22 347 22 344 1479 1234 18 348 19 347 18 343 1234 1086 16 347 17 346 16 342 1086 1001 12 346 12 346 10*340 1001 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