DrJack's BLIPSPOT for: SAT 05/02 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 - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 56.4 - - 60.7 - - 60.6 Temp@2m Sfc.Heating - - - - - - 413 - - 317 - - 12 Sfc.Heating BL Depth - - - - - - 5653 - - 6641 - - 4824 BL Depth Hcrit - - - - - - 5034 - - 5697 - - 988 Hcrit BL Top - - - - - - 6608 - - 7596 - - 5779 BL Top Hgt.Variab. - - - - - - 1190 - - 1359 - - 2272 Hgt.Variab. W* - - - - - - 540 - - 522 - - 168 W* B/S - - - - - - 12 - - 9 - - 3 B/S BL Wind - - - - - - 8 - - 10 - - 10 BL Wind Direction - - - - - - 299 - - 294 - - 253 Direction Wind Shear - - - - - - 3 - - 6 - - 6 Wind Shear Max.Converg - - - - - - -2 - - -6 - - -7 Max.Converg CLOUDpotent - - - - - - -1247 - - -1257 - - -3294 CLOUDpotentl sfcLCL - - - - - - 7855 - - 8854 - - 9074 sfcLCL ODpotential - - - - - - -4791 - - -5109 - - -8033 ODpotential blCL - - - - - - 11399 - - 12705 - - 13812 blCL maxRH - - - - - - 63 - - 62 - - 69 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 56.4 - - 60.7 - - 60.6 Temp@2m DewPt@2m - - - - - - 25.3 - - 25.0 - - 24.1 DewPt@2m Temp@Bot - - - - - - 54.2 - - 58.8 - - 60.5 Temp@Bot DewPt@Bot - - - - - - 24.1 - - 23.8 - - 22.9 DewPt@bot Sfc.Heating - - - - - - 413 - - 317 - - 12 Sfc.Heating BL Depth - - - - - - 5653 - - 6641 - - 4824 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 3 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] 97649 24 240 19 267 19 260 97649 90196 17 229 18 250 21 265 90196 84488 13 217 17 226 16 262 84488 79770 12 201 15 221 10 258 79770 75695 11 204 13 233 13 281 75695 72078 11 227 14 232 14 260 72078 68778 14 248 14 249 15 250 68778 65717 18 241 19 252 17 259 65717 62874 19 245 21 264 18 273 62874 60122 16 246 21 258 20 265 60122 57247 20 282 22 272 23 272 57247 54264 26 277 26 273 23 283 54264 51417 26 279 27 279 29 295 51417 48855 28 284 28 285 32 295 48855 46565 31 288 31 293 33 296 46565 44496 29 292 34 292 35 295 44496 42616 31 301 34 299 34 299 42616 40896 31 308 35 311 37 317 40896 39319 40 323 46 320 52 317 39319 37872 46 323 55 322 62 318 37872 36530 48 333 58 328 67 322 36530 35243 55 339 65 333 70 325 35243 33941 57 338 67 332 71 328 33941 32590 57 337 67 332 71 329 32590 31191 57 335 67 333 70 328 31191 29728 56 334 65 333 66 328 29728 28190 56 333 62 332 60 328 28190 26579 54 335 57 334 54 329 26579 24896 50 337 51 333 51 325 24896 23141 45 341 47 336 47 330 23141 21311 41 346 41 341 47 336 21311 19402 38 347 35 342 44 339 19402 17413 37 346 33 341 37 333 17413 15386 33 343 31 339 35 324 15386 13430 26 341 29 336 30 319 13430 11647 22 337 26 333 24 322 11647 10062 19 336 20 325 21 323 10062 8659 17 333 16*318 17 304 8659 7418 12*323 12*303 14 283 7418 6318 9*305 12 301 13*273 6318 5341 9 303 11 298 12*265 5341 4479 9 301 11 294 11 259 4479 3715 9 299 10 292 11 255 3715 3030 8 297 10 289 10 252 3030 2423 8 296 9 287 10 249 2423 1917 8 294 9 285 9 247 1917 1528 8 293 9 284 9 245 1528 1260 8 293 8 282 9 246 1260 1097 7 293 8 282 8 245 1097 1004 7 292 7 281 7 243 1004 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