DrJack's BLIPSPOT for: TUE 05/12 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 - - - - - - 76.8 - - 79.5 - - - Temp@2m Sfc.Heating - - - - - - 172 - - 232 - - - Sfc.Heating BL Depth - - - - - - 3046 - - 7282 - - - BL Depth Hcrit - - - - - - 2683 - - 6053 - - - Hcrit BL Top - - - - - - 4001 - - 8237 - - - BL Top Hgt.Variab. - - - - - - 1456 - - 1265 - - - Hgt.Variab. W* - - - - - - 333 - - 492 - - - W* B/S - - - - - - 3 - - 4 - - - B/S BL Wind - - - - - - 23 - - 24 - - - BL Wind Direction - - - - - - 259 - - 292 - - - Direction Wind Shear - - - - - - 9 - - 7 - - - Wind Shear Max.Converg - - - - - - -6 - - -20 - - - Max.Converg CLOUDpotent - - - - - - -3759 - - -2694 - - - CLOUDpotentl sfcLCL - - - - - - 7760 - - 10931 - - - sfcLCL ODpotential - - - - - - -7271 - - -6652 - - - ODpotential blCL - - - - - - 11272 - - 14889 - - - blCL maxRH - - - - - - 85 - - 90 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 76.8 - - 79.5 - - - Temp@2m DewPt@2m - - - - - - 46.3 - - 34.7 - - - DewPt@2m Temp@Bot - - - - - - 75.9 - - 78.4 - - - Temp@Bot DewPt@Bot - - - - - - 45.6 - - 33.5 - - - DewPt@bot Sfc.Heating - - - - - - 172 - - 232 - - - Sfc.Heating BL Depth - - - - - - 3046 - - 7282 - - - BL Depth EXPERIMENT - - - - - - 39 - - 61 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 4 - - - 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] 98083 8 150 8 234 98083 90652 7 038 7 211 90652 84921 2 218 1 053 84921 80161 8 340 3 286 80161 76045 10 315 4 304 76045 72411 11 240 10 292 72411 69145 2 268 9 275 69145 66150 12 321 7 284 66150 63345 15 309 8 344 63345 60612 23 302 24 306 60612 57779 23 295 24 280 57779 54838 24 298 34 295 54838 52025 44 292 45 289 52025 49502 48 282 49 282 49502 47250 41 286 46 281 47250 45213 42 288 44 287 45213 43356 49 293 52 293 43356 41662 60 295 67 294 41662 40112 65 289 77 290 40112 38679 62 285 79 285 38679 37335 58 285 76 283 37335 36035 57 287 73 282 36035 34709 57 288 72 282 34709 33328 59 289 72 282 33328 31897 62 288 71 283 31897 30401 63 287 71 283 30401 28828 63 285 69 282 28828 27182 62 283 66 279 27182 25459 61 276 63 276 25459 23662 60 270 63 272 23662 21794 58 270 70 271 21794 19849 55 274 75 273 19849 17823 53 278 68 283 17823 15759 54 281 56 286 15759 13766 47 282 52 283 13766 11945 34 276 53 289 11945 10325 30 271 45 295 10325 8892 32 295 26*291 8892 7621 35 302 24*289 7621 6488 29 299 24 290 6488 5482 23 279 24 291 5482 4593 24*262 24 292 4593 3805 25*260 24 293 3805 3098 25 259 24 294 3098 2473 24 259 24 294 2473 1949 24 259 24 294 1949 1547 23 259 23 294 1547 1270 22 259 22 294 1270 1102 20 259 21 294 1102 1006 16 258 17 294 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