DrJack's BLIPSPOT for: THU 09/24 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0955z - - 1000z - - 1332z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 64.2 - - 64.0 - - 61.8 Temp@2m Sfc.Heating - - - - - - 55 - - -3 - - -8 Sfc.Heating BL Depth - - - - - - 2807 - - 2353 - - 49 BL Depth Hcrit - - - - - - 1700 - - 988 - - 988 Hcrit BL Top - - - - - - 3762 - - 3308 - - 1004 BL Top Hgt.Variab. - - - - - - 841 - - 1057 - - 2933 Hgt.Variab. W* - - - - - - 233 - - 105 - - 16 W* B/S - - - - - - 5 - - 2 - - 1 B/S BL Wind - - - - - - 8 - - 9 - - 4 BL Wind Direction - - - - - - 146 - - 121 - - 151 Direction Wind Shear - - - - - - 2 - - 3 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 4 - - 0 Max.Converg CLOUDpotent - - - - - - 1024 - - 637 - - -645 CLOUDpotentl sfcLCL - - - - - - 2738 - - 2671 - - 1649 sfcLCL ODpotential - - - - - - 365 - - -245 - - -1350 ODpotential blCL - - - - - - 3397 - - 3553 - - 2354 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 64.2 - - 64.0 - - 61.8 Temp@2m DewPt@2m - - - - - - 55.9 - - 55.9 - - 58.2 DewPt@2m Temp@Bot - - - - - - 63.9 - - 64.3 - - 62.5 Temp@Bot DewPt@Bot - - - - - - 54.7 - - 54.9 - - 57.8 DewPt@bot Sfc.Heating - - - - - - 55 - - -3 - - -8 Sfc.Heating BL Depth - - - - - - 2807 - - 2353 - - 49 BL Depth EXPERIMENT - - - - - - 101 - - 101 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 9 - - 11 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] 98509 10 157 8 136 8 163 98509 91142 9 141 6 119 5 136 91142 85445 6 127 5 211 4 014 85445 80699 6 095 7 181 7 320 80699 76617 6 073 4 168 4 323 76617 73029 4 066 1 298 6 032 73029 69793 1 225 1 295 6 017 69793 66822 4 187 1 252 2 338 66822 64079 5 211 1 262 3 244 64079 61433 11 223 8 264 6 271 61433 58678 8 206 8 269 8 250 58678 55826 13 282 21 272 15 282 55826 53117 24 269 27 266 31 273 53117 50685 29 275 34 269 37 256 50685 48509 38 274 35 273 38 284 48509 46534 38 272 50 280 49 284 46534 44727 42 277 54 273 45 275 44727 43059 49 281 48 273 44 275 43059 41504 54 275 41 279 46 276 41504 40040 52 268 46 276 47 275 40040 38653 47 274 51 271 47 271 38653 37304 45 273 53 272 46 273 37304 35926 43 273 52 274 45 275 35926 34488 41 278 46 276 43 274 34488 32993 40 281 40 273 37 269 32993 31427 38 283 37 270 33 269 31427 29779 35 286 29 274 37 264 29779 28051 31 287 19 269 34 258 28051 26241 30 277 23 266 30 253 26241 24353 29 269 33 275 28 251 24353 22390 30 274 34 272 28 254 22390 20344 30 276 30 264 30 264 20344 18213 25 261 27 259 31 272 18213 16048 20 250 26 257 21 273 16048 13970 15 259 21 254 20 260 13970 12087 11 245 17 254 21 257 12087 10417 7 235 13 245 19 273 10417 8937 4 246 10 251 16 278 8937 7623 3 236 8 264 10 269 7623 6459 3 220 6 275 2 246 6459 5435 4 232 4 288 1 171 5435 4541 5*195 1 143 5 167 4541 3759 8*152 8*122 10 158 3759 3062 8 149 9*121 12 153 3062 2446 8 146 9 121 12 151 2446 1931 8 144 9 121 12 150 1931 1537 8 143 9 121 11 150 1537 1264 8 142 8 120 9 149 1264 1099 7 142 8 120 7 151 1099 1004 6 142 6 120 4*151 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