DrJack's BLIPSPOT for: MON 08/17 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 - - - - - - 77.0 - - 79.5 - - 76.6 Temp@2m Sfc.Heating - - - - - - 128 - - 40 - - -14 Sfc.Heating BL Depth - - - - - - 3520 - - 3291 - - 51 BL Depth Hcrit - - - - - - 2942 - - 2085 - - 990 Hcrit BL Top - - - - - - 4475 - - 4246 - - 1006 BL Top Hgt.Variab. - - - - - - 1405 - - 1679 - - 3891 Hgt.Variab. W* - - - - - - 331 - - 245 - - 28 W* B/S - - - - - - 10 - - 7 - - 2 B/S BL Wind - - - - - - 6 - - 7 - - 3 BL Wind Direction - - - - - - 286 - - 295 - - 239 Direction Wind Shear - - - - - - 4 - - 2 - - 0 Wind Shear Max.Converg - - - - - - 3 - - -9 - - -1 Max.Converg CLOUDpotent - - - - - - 635 - - -1203 - - -2396 CLOUDpotentl sfcLCL - - - - - - 3840 - - 5449 - - 3402 sfcLCL ODpotential - - - - - - -4149 - - -5501 - - -5694 ODpotential blCL - - - - - - 8624 - - 9747 - - 6700 blCL maxRH - - - - - - 75 - - 61 - - 84 maxRH CAPE - - - - - - 10 - - 0 - - 320 CAPE Temp@2m - - - - - - 77.0 - - 79.5 - - 76.6 Temp@2m DewPt@2m - - - - - - 63.5 - - 59.1 - - 65.0 DewPt@2m Temp@Bot - - - - - - 75.9 - - 79.1 - - 77.8 Temp@Bot DewPt@Bot - - - - - - 62.1 - - 57.8 - - 63.7 DewPt@bot Sfc.Heating - - - - - - 128 - - 40 - - -14 Sfc.Heating BL Depth - - - - - - 3520 - - 3291 - - 51 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 36 EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 9 - - 13 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] 99412 30 097 23 096 20 092 99412 91927 25 088 26 086 22 098 91927 86144 20 093 19 082 24 087 86144 81327 14 092 11 105 13 063 81327 77166 11 134 6 117 4 098 77166 73489 10 131 7 124 4 128 73489 70164 6 102 4 124 2 031 70164 67119 6 034 3 147 4 320 67119 64310 10 004 1 205 4 247 64310 61601 9 319 5 323 3 268 61601 58783 13 282 18 273 16 287 58783 55871 18 283 22 258 21 273 55871 53105 44 288 33 288 37 282 53105 50627 56 263 53 275 45 274 50627 48410 61 247 61 261 49 270 48410 46394 51 249 64 249 60 275 46394 44547 55 264 63 258 70 270 44547 42852 73 264 85 261 73 261 42852 41290 86 260 83 257 71 261 41290 39832 85 261 69 261 68 269 39832 38454 72 261 61 263 64 280 38454 37115 56 264 58 266 69 288 37115 35747 46 262 56 270 75 287 35747 34321 42 264 55 271 76 290 34321 32841 42 270 53 272 60 286 32841 31291 41 276 51 273 58 274 31291 29661 37 275 49 275 59 273 29661 27953 37 268 48 273 54 271 27953 26167 39 266 44 270 51 270 26167 24304 36 279 39 272 46 272 24304 22368 32 293 34 276 40 275 22368 20357 29 294 30 278 36 281 20357 18264 30 298 29 283 33 288 18264 16132 30 305 27 306 31 302 16132 14078 28 307 28 315 31 316 14078 12210 28 312 30 322 33 321 12210 10549 25 310 27 326 28 319 10549 9072 23 316 21 324 22 308 9072 7757 23 319 19 317 18 295 7757 6588 17 323 12 327 12 293 6588 5555 14 313 9 341 10 289 5555 4647 10*305 7*330 10 272 4647 3846 8*296 7*299 9 261 3846 3129 6 285 7 295 8 256 3129 2494 6 284 7 295 7 252 2494 1963 6 283 7 295 6 248 1963 1555 5 283 6 294 6 246 1555 1274 5 283 6 294 5 243 1274 1104 5 283 6 294 4 241 1104 1006 4 283 5 293 3*239 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