DrJack's BLIPSPOT for: THU 12/04 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 - - - 0654z - - 0955z - - 1001z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - -17.4 - - -2.5 - - 11.5 - - 7.4 Temp@2m Sfc.Heating - - - -3 - - 39 - - -8 - - -27 Sfc.Heating BL Depth - - - 44 - - 136 - - 46 - - 46 BL Depth Hcrit - - - 983 - - 984 - - 985 - - 984 Hcrit BL Top - - - 999 - - 1091 - - 1001 - - 1001 BL Top Hgt.Variab. - - - 47 - - 194 - - 969 - - 137 Hgt.Variab. W* - - - 0 - - 71 - - 10 - - 0 W* B/S - - - 0 - - 4 - - 0 - - 0 B/S BL Wind - - - 3 - - 3 - - 9 - - 7 BL Wind Direction - - - 267 - - 174 - - 176 - - 175 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -1 - - 0 - - 0 - - 0 Max.Converg CLOUDpotent - - - -1156 - - -752 - - -1285 - - -1003 CLOUDpotentl sfcLCL - - - 2155 - - 1843 - - 2286 - - 2004 sfcLCL ODpotential - - - -22589 - - -18064 - - -14387 - - -15364 ODpotential blCL - - - 23588 - - 19155 - - 15388 - - 16365 blCL maxRH - - - 100 - - 88 - - 76 - - 76 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - -17.4 - - -2.5 - - 11.5 - - 7.4 Temp@2m DewPt@2m - - - -22.5 - - -6.4 - - 5.6 - - 2.7 DewPt@2m Temp@Bot - - - -16.6 - - -2.7 - - 12.3 - - 11.1 Temp@Bot DewPt@Bot - - - -16.6 - - -5.6 - - 5.4 - - 5.0 DewPt@bot Sfc.Heating - - - -3 - - 39 - - -8 - - -27 Sfc.Heating BL Depth - - - 44 - - 136 - - 46 - - 46 BL Depth EXPERIMENT - - - 98 - - 52 - - 4 - - 4 EXPERIMENT EXPERIMENT2 - - - 0 - - 1 - - 1 - - 1 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] 96430 10 352 15 009 6 039 9 253 96430 89215 12 020 4 024 5 007 11 329 89215 83641 14 004 9 356 8 014 9 006 83641 79003 16 343 10 325 12 342 17 346 79003 75006 14 312 9 302 12 298 20 322 75006 71473 18 316 11 304 18 311 17 308 71473 68242 25 307 21 308 24 292 25 309 68242 65253 29 296 23 295 26 303 30 309 65253 62472 32 292 27 297 36 304 34 304 62472 59773 38 292 40 298 36 297 35 300 59773 56948 42 289 42 290 39 295 36 306 56948 54010 43 286 42 283 43 292 38 304 54010 51209 46 286 45 284 47 291 42 304 51209 48692 51 285 48 286 49 291 44 296 48692 46434 54 282 50 285 50 289 47 292 46434 44380 54 278 51 281 49 286 53 282 44380 42494 51 273 49 276 51 282 60 273 42494 40752 48 273 49 273 53 278 64 270 40752 39131 47 276 50 271 55 273 67 268 39131 37615 48 276 52 270 57 270 70 266 37615 36194 45 271 55 267 60 269 73 264 36194 34834 39 267 53 263 58 267 74 263 34834 33467 36 270 48 261 55 264 72 262 33467 32067 36 273 43 264 52 265 67 262 32067 30638 35 274 43 268 51 268 60 262 30638 29162 36 272 44 270 49 271 53 264 29162 27623 38 271 44 272 45 273 51 270 27623 26017 39 275 43 275 44 273 52 275 26017 24342 38 281 40 277 44 277 49 279 24342 22601 35 287 37 279 41 280 46 283 22601 20796 30 285 32 278 40 277 42 283 20796 18916 31 271 31 265 39 276 37 284 18916 16953 30 276 34 266 40 280 37 285 16953 14949 28 280 32 271 36 284 36 286 14949 13023 27 280 29 272 32 284 32 287 13023 11275 25 285 27 271 30 283 28 285 11275 9723 20 287 24 269 30 281 28 287 9723 8345 17 284 21 269 26 278 31 284 8345 7123 16 277 20 270 23 274 32 270 7123 6041 15 272 19 263 23 260 30 255 6041 5087 14 264 17 250 20 254 26 244 5087 4252 11 255 17 234 20 245 25 240 4252 3520 8 239 17 220 25 232 27 243 3520 2871 6 212 16 210 26 215 30 233 2871 2304 10 191 16 201 26 199 30 215 2304 1836 12 179 15 194 21 189 26 200 1836 1479 6 164 13 187 17 182 22 192 1479 1234 1 017 6*180 15 179 17 186 1234 1085 2 305 3*174 12 177 14*183 1085 1001 3*267 3 174 9*176 7*175 1001 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