DrJack's BLIPSPOT for: FRI 04/24 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 - - - - - - 52.3 - - 56.3 - - - Temp@2m Sfc.Heating - - - - - - 137 - - 151 - - - Sfc.Heating BL Depth - - - - - - 2162 - - 2190 - - - BL Depth Hcrit - - - - - - 1977 - - 2046 - - - Hcrit BL Top - - - - - - 3117 - - 3145 - - - BL Top Hgt.Variab. - - - - - - 400 - - 597 - - - Hgt.Variab. W* - - - - - - 282 - - 293 - - - W* B/S - - - - - - 4 - - 6 - - - B/S BL Wind - - - - - - 12 - - 10 - - - BL Wind Direction - - - - - - 336 - - 347 - - - Direction Wind Shear - - - - - - 3 - - 2 - - - Wind Shear Max.Converg - - - - - - -1 - - -6 - - - Max.Converg CLOUDpotent - - - - - - 614 - - 218 - - - CLOUDpotentl sfcLCL - - - - - - 2503 - - 2927 - - - sfcLCL ODpotential - - - - - - 229 - - -4499 - - - ODpotential blCL - - - - - - 2888 - - 7644 - - - blCL maxRH - - - - - - 100 - - 84 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 52.3 - - 56.3 - - - Temp@2m DewPt@2m - - - - - - 44.7 - - 46.9 - - - DewPt@2m Temp@Bot - - - - - - 51.3 - - 55.3 - - - Temp@Bot DewPt@Bot - - - - - - 43.5 - - 45.6 - - - DewPt@bot Sfc.Heating - - - - - - 137 - - 151 - - - Sfc.Heating BL Depth - - - - - - 2162 - - 2190 - - - BL Depth EXPERIMENT - - - - - - 99 - - 36 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 6 - - - 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] 97115 33 219 35 244 97115 89736 22 241 24 258 89736 84107 8 238 12 243 84107 79452 3 339 9 210 79452 75449 8 286 3 213 75449 71909 6 245 5 300 71909 68700 2 349 3 316 68700 65740 6 341 6 299 65740 62996 11 008 8 280 62996 60337 10 347 10 287 60337 57549 7 212 9 229 57549 54623 2 231 5 209 54623 51799 18 238 20 226 51799 49243 28 229 31 217 49243 46946 28 220 30 214 46946 44866 31 224 32 223 44866 42964 40 231 36 232 42964 41214 45 236 44 235 41214 39600 51 239 51 236 39600 38110 60 238 58 234 38110 36728 68 233 64 233 36728 35410 74 228 70 233 35410 34084 80 225 74 233 34084 32715 82 224 72 232 32715 31305 73 225 61 233 31305 29837 60 228 46 235 29837 28301 56 234 36 237 28301 26691 52 236 30 239 26691 25007 45 241 27 246 25007 23247 39 250 26 263 23247 21416 35 256 29 273 21416 19507 30 254 30 271 19507 17514 22 268 26 267 17514 15480 20 281 19 264 15480 13517 17 266 16 267 13517 11727 15 284 16 281 11727 10132 18 301 18 287 10132 8713 20 302 19 292 8713 7450 24 299 25 299 7450 6327 26 294 28 302 6327 5335 22 298 22 319 5335 4464 15 318 12 334 4464 3698 12*338 10*344 3698 3016 12*336 10*346 3016 2415 12 336 10 347 2415 1912 12 336 10 348 1912 1525 12 336 9 348 1525 1259 12 336 9 349 1259 1097 11 336 9 349 1097 1004 10 335 8 349 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