DrJack's BLIPSPOT for: THU 04/16 Truckee 7205ft 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 - - - 34.7 - - 36.7 - - 36.1 - - 25.6 Temp@2m Sfc.Heating - - - 143 - - 127 - - 47 - - -31 Sfc.Heating BL Depth - - - 2236 - - 3051 - - 3109 - - 16 BL Depth Hcrit - - - 8356 - - 8897 - - 8223 - - 7205 Hcrit BL Top - - - 9442 - - 10257 - - 10315 - - 7222 BL Top Hgt.Variab. - - - 1422 - - 1428 - - 1590 - - 2401 Hgt.Variab. W* - - - 301 - - 324 - - 242 - - 14 W* B/S - - - 6 - - 7 - - 3 - - 1 B/S BL Wind - - - 9 - - 8 - - 13 - - 5 BL Wind Direction - - - 001 - - 340 - - 010 - - 046 Direction Wind Shear - - - 4 - - 4 - - 6 - - 0 Wind Shear Max.Converg - - - -7 - - -9 - - 6 - - 4 Max.Converg CLOUDpotent - - - 814 - - -819 - - -1242 - - -1412 CLOUDpotentl sfcLCL - - - 8629 - - 11077 - - 11558 - - 8635 sfcLCL ODpotential - - - -3753 - - -8479 - - -10111 - - -10744 ODpotential blCL - - - 13195 - - 18736 - - 20426 - - 17966 blCL maxRH - - - 66 - - 41 - - 55 - - 38 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 34.7 - - 36.7 - - 36.1 - - 25.6 Temp@2m DewPt@2m - - - 22.3 - - 13.6 - - 10.9 - - 13.5 DewPt@2m Temp@Bot - - - 33.7 - - 35.9 - - 35.8 - - 28.0 Temp@Bot DewPt@Bot - - - 21.1 - - 12.5 - - 9.8 - - 12.5 DewPt@bot Sfc.Heating - - - 143 - - 127 - - 47 - - -31 Sfc.Heating BL Depth - - - 2236 - - 3051 - - 3109 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 2 - - 2 - - 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] 97155 65 265 70 270 66 276 60 271 97155 89766 59 265 64 274 58 272 60 268 89766 84086 47 269 49 272 44 271 46 268 84086 79372 35 273 38 263 36 269 40 274 79372 75315 27 264 34 259 40 270 33 280 75315 71749 23 259 24 271 34 277 30 300 71749 68540 21 271 19 294 25 286 23 310 68540 65579 24 291 23 289 21 275 24 296 65579 62809 26 303 27 290 20 287 24 286 62809 60116 23 303 30 298 24 304 24 299 60116 57306 26 301 31 296 31 309 28 312 57306 54391 33 297 34 295 37 305 31 311 54391 51606 35 295 33 296 37 304 36 319 51606 49100 35 301 31 304 39 310 42 321 49100 46860 39 308 38 313 43 308 42 315 46860 44834 46 308 43 309 39 301 38 308 44834 42984 52 305 45 306 36 314 39 313 42984 41292 55 303 48 306 52 329 49 327 41292 39749 56 302 53 312 66 331 61 334 39749 38323 58 305 63 323 75 336 68 331 38323 36994 64 312 77 329 82 340 74 328 36994 35728 71 315 83 328 85 339 77 327 35728 34465 75 314 83 328 85 339 77 328 34465 33179 76 311 84 328 85 340 76 329 33179 31873 76 308 83 327 84 340 74 331 31873 30537 76 305 82 326 82 340 72 333 30537 29163 75 305 80 324 80 339 70 334 29163 27755 74 306 78 322 77 338 69 336 27755 26315 73 308 76 321 74 336 67 337 26315 24846 73 310 74 320 72 336 65 339 24846 23355 73 313 72 319 70 336 63 339 23355 21837 72 315 69 318 69 335 61 340 21837 20286 66 316 65 318 67 334 60 343 20286 18729 58 314 60 318 63 333 58 345 18729 17241 51 309 54 318 56 332 55 345 17241 15894 47 306 47 319 48 333 50 346 15894 14692 42 307 41 319 41 335 45 348 14692 13616 38 312 35 320 34 338 40 353 13616 12647 32 318 30 323 26 342 31 360 12647 11772 27 324 24 329 17 352 22 008 11772 10982 22 331 17 335 13*003 17 022 10982 10271 16 339 11*338 13*008 17 039 10271 9629 12*349 9*340 13 010 20 046 9629 9042 10*357 9 340 13 010 22 047 9042 8512 9 360 9 340 13 011 23 047 8512 8059 9 002 8 341 13 011 22 047 8059 7706 9 003 8 340 13 011 20 047 7706 7460 8 003 7 340 12 011 16 046 7460 7309 7 004 6 340 10 011 12*046 7309 7222 5 004 5 340 7 013 5*046 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