DrJack's BLIPSPOT for: THU 11/27 Truckee 7206ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0952z - - 1001z - - 1333z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 38.8 - - 46.4 - - 38.5 - - 32.5 Temp@2m Sfc.Heating - - - -86 - - -28 - - -83 - - -117 Sfc.Heating BL Depth - - - 16 - - 16 - - 16 - - 16 BL Depth Hcrit - - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top - - - 7223 - - 7223 - - 7223 - - 7222 BL Top Hgt.Variab. - - - 53 - - 1204 - - 201 - - 48 Hgt.Variab. W* - - - 20 - - 27 - - 20 - - 15 W* B/S - - - 1 - - 1 - - 1 - - 0 B/S BL Wind - - - 6 - - 7 - - 7 - - 7 BL Wind Direction - - - 249 - - 246 - - 245 - - 245 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -20 - - -15 - - -16 - - -24 Max.Converg CLOUDpotent - - - -5406 - - -3807 - - -2474 - - -3353 CLOUDpotentl sfcLCL - - - 12629 - - 11031 - - 9698 - - 10575 sfcLCL ODpotential - - - -11684 - - -8343 - - -8874 - - -11373 ODpotential blCL - - - 18907 - - 15566 - - 16097 - - 18595 blCL maxRH - - - 79 - - 81 - - 56 - - 88 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 38.8 - - 46.4 - - 38.5 - - 32.5 Temp@2m DewPt@2m - - - 9.9 - - 23.7 - - 21.8 - - 12.4 DewPt@2m Temp@Bot - - - 43.8 - - 47.6 - - 42.3 - - 37.9 Temp@Bot DewPt@Bot - - - 8.9 - - 22.6 - - 20.6 - - 11.2 DewPt@bot Sfc.Heating - - - -86 - - -28 - - -83 - - -117 Sfc.Heating BL Depth - - - 16 - - 16 - - 16 - - 16 BL Depth EXPERIMENT - - - 17 - - 25 - - 0 - - 50 EXPERIMENT EXPERIMENT2 - - - 2 - - 3 - - 3 - - 2 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z [ft] ------------------------------------------------------------------------------------------- [ft] 96454 26 073 31 070 31 100 20 095 96454 89347 20 084 23 081 23 088 25 075 89347 83819 15 076 10 089 13 064 20 053 83819 79236 13 074 5 067 5 347 19 036 79236 75293 8 051 7 004 5 302 17 003 75293 71802 7 349 11 342 10 346 11 353 71802 68630 8 326 15 326 15 338 14 341 68630 65703 10 313 16 314 17 322 17 321 65703 62977 13 314 17 306 18 313 19 305 62977 60313 19 314 19 296 19 300 21 298 60313 57521 25 298 27 288 27 285 29 278 57521 54619 30 291 32 285 37 290 29 292 54619 51842 35 283 39 278 44 288 47 292 51842 49353 37 278 43 271 47 280 49 283 49353 47135 41 275 45 271 45 274 42 284 47135 45137 44 272 44 274 42 282 40 294 45137 43317 45 270 43 277 47 283 45 289 43317 41646 45 268 43 275 45 276 46 278 41646 40102 46 264 43 268 41 277 44 278 40102 38674 47 266 43 266 40 280 46 289 38674 37352 46 265 44 269 37 280 47 291 37352 36097 43 265 45 269 33 281 41 286 36097 34843 42 265 46 267 31 286 39 286 34843 33562 44 263 42 267 29 286 37 282 33562 32258 48 263 36 272 25 280 34 276 32258 30919 50 261 30 283 19 272 30 273 30919 29540 49 258 30 291 17 281 31 278 29540 28125 43 258 29 296 20 294 32 286 28125 26677 39 262 30 295 20 300 28 289 26677 25201 36 265 31 291 21 305 26 288 25201 23701 35 267 31 286 25 300 29 287 23701 22176 34 270 31 283 27 293 32 285 22176 20617 34 275 32 282 29 287 35 282 20617 19051 33 276 32 279 32 284 38 280 19051 17552 31 275 33 277 34 284 38 281 17552 16186 29 274 33 276 34 284 37 282 16186 14963 28 274 33 275 34 283 35 283 14963 13861 27 275 31 275 33 282 33 283 13861 12863 26 276 29 274 32 279 31 282 12863 11958 25 276 28 272 31 277 30 281 11958 11137 24 275 27 269 30 274 28 278 11137 10396 23 273 26 266 29 272 27 276 10396 9725 22 271 25 263 27 269 26 273 9725 9111 21 267 24 259 26 266 25 269 9111 8558 20 262 23 255 25 261 23 264 8558 8088 19 257 21 250 23 255 21 257 8088 7722 18 254 19 247 21 248 20 247 7722 7467 16 250 16 245 18 244 18 240 7467 7311 13*248 13*245 14*244 15 240 7311 7222 6*249 7*246 7*245 7*245 7222 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 21Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography