DrJack's BLIPSPOT for: THU 07/09 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 - - - - - - 76.7 - - 82.4 - - - Temp@2m Sfc.Heating - - - - - - 23 - - 100 - - - Sfc.Heating BL Depth - - - - - - 1714 - - 3157 - - - BL Depth Hcrit - - - - - - 990 - - 2534 - - - Hcrit BL Top - - - - - - 2669 - - 4112 - - - BL Top Hgt.Variab. - - - - - - 1897 - - 2409 - - - Hgt.Variab. W* - - - - - - 155 - - 294 - - - W* B/S - - - - - - 5 - - 23 - - - B/S BL Wind - - - - - - 6 - - 2 - - - BL Wind Direction - - - - - - 357 - - 292 - - - Direction Wind Shear - - - - - - 2 - - 1 - - - Wind Shear Max.Converg - - - - - - 14 - - -2 - - - Max.Converg CLOUDpotent - - - - - - 824 - - 374 - - - CLOUDpotentl sfcLCL - - - - - - 1845 - - 3738 - - - sfcLCL ODpotential - - - - - - 232 - - -972 - - - ODpotential blCL - - - - - - 2437 - - 5084 - - - blCL maxRH - - - - - - 100 - - 89 - - - maxRH CAPE - - - - - - 1730 - - 1680 - - - CAPE Temp@2m - - - - - - 76.7 - - 82.4 - - - Temp@2m DewPt@2m - - - - - - 71.4 - - 69.0 - - - DewPt@2m Temp@Bot - - - - - - 76.5 - - 81.6 - - - Temp@Bot DewPt@Bot - - - - - - 70.8 - - 68.0 - - - DewPt@bot Sfc.Heating - - - - - - 23 - - 100 - - - Sfc.Heating BL Depth - - - - - - 1714 - - 3157 - - - BL Depth EXPERIMENT - - - - - - 101 - - 54 - - - EXPERIMENT EXPERIMENT2 - - - - - - 16 - - 14 - - - 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] 99583 28 114 16 106 99583 91999 28 089 22 104 91999 86140 21 078 21 090 86140 81300 17 094 15 090 81300 77153 15 096 14 102 77153 73496 11 100 13 104 73496 70187 8 109 13 115 70187 67154 6 083 7 087 67154 64364 5 015 4 030 64364 61684 4 278 5 251 61684 58900 7 248 10 231 58900 56024 20 295 21 271 56024 53299 27 274 32 273 53299 50856 39 289 39 271 50856 48654 45 286 41 283 48654 46638 58 288 57 288 46638 44775 66 284 68 283 44775 43036 66 284 69 280 43036 41403 62 282 68 280 41403 39872 53 278 64 279 39872 38436 47 272 57 271 38436 37059 55 267 53 261 37059 35667 54 257 53 261 35667 34229 51 251 48 259 34229 32750 46 251 43 256 32750 31211 34 255 37 262 31211 29591 18 263 29 253 29591 27891 22 269 33 266 27891 26111 28 267 38 275 26111 24257 34 268 34 281 24257 22333 32 273 25 300 22333 20329 29 258 22 292 20329 18243 25 251 26 281 18243 16120 21 255 25 272 16120 14075 22 264 22 262 14075 12215 25 261 22 255 12215 10564 23 254 18 252 10564 9095 16 260 17 257 9095 7783 15 272 13 268 7783 6618 12 293 9 283 6618 5584 10 314 7 299 5584 4673 8 328 6*303 4673 3868 7 337 3*294 3868 3146 7*346 3 294 3146 2506 6*350 2 293 2506 1971 6 355 2 290 1971 1560 6 358 2 290 1560 1277 5 000 2 289 1277 1105 5 001 2 288 1105 1006 5 002 2 292 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