DrJack's BLIPSPOT for: FRI 09/18 Truckee 7207ft 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 - - - 0659z - - 1001z - - 1333z - - 1602z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 55.9 - - 61.5 - - 60.8 - - 51.5 Temp@2m Sfc.Heating - - - 323 - - 444 - - 193 - - -5 Sfc.Heating BL Depth - - - 2958 - - 5102 - - 4740 - - 16 BL Depth Hcrit - - - 9149 - - 10931 - - 10300 - - 7207 Hcrit BL Top - - - 10166 - - 12310 - - 11948 - - 7224 BL Top Hgt.Variab. - - - 1451 - - 1346 - - 1345 - - 4096 Hgt.Variab. W* - - - 420 - - 561 - - 415 - - 3 W* B/S - - - 20 - - 13 - - 7 - - 0 B/S BL Wind - - - 4 - - 8 - - 11 - - 3 BL Wind Direction - - - 002 - - 346 - - 012 - - 020 Direction Wind Shear - - - 1 - - 2 - - 4 - - 0 Wind Shear Max.Converg - - - 4 - - 4 - - -8 - - 1 Max.Converg CLOUDpotent - - - -2827 - - -154 - - -1107 - - -3559 CLOUDpotentl sfcLCL - - - 12994 - - 12465 - - 13056 - - 10784 sfcLCL ODpotential - - - -8508 - - -4131 - - -6322 - - -10848 ODpotential blCL - - - 18674 - - 16441 - - 18270 - - 18072 blCL maxRH - - - 41 - - 60 - - 55 - - 55 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 55.9 - - 61.5 - - 60.8 - - 51.5 Temp@2m DewPt@2m - - - 24.3 - - 31.9 - - 28.7 - - 29.7 DewPt@2m Temp@Bot - - - 53.7 - - 59.0 - - 59.4 - - 55.4 Temp@Bot DewPt@Bot - - - 24.0 - - 31.6 - - 28.5 - - 29.7 DewPt@bot Sfc.Heating - - - 323 - - 444 - - 193 - - -5 Sfc.Heating BL Depth - - - 2958 - - 5102 - - 4740 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 5 - - 4 - - 4 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] 98883 17 113 15 099 13 105 13 079 98883 91520 14 086 11 089 14 077 15 089 91520 85827 6 097 8 064 11 063 12 071 85827 81089 10 102 1 285 11 036 12 058 81089 77008 7 104 2 045 5 040 10 045 77008 73393 4 023 2 071 2 127 5 041 73393 70105 2 268 3 236 4 294 7 335 70105 67078 4 209 7 224 10 292 11 333 67078 64271 6 206 9 252 13 269 10 293 64271 61557 7 268 10 248 15 264 15 276 61557 58751 14 286 14 259 21 263 22 270 58751 55865 22 287 17 264 22 257 24 259 55865 53120 28 292 21 277 23 266 22 270 53120 50654 33 289 27 279 27 281 27 284 50654 48440 34 287 31 287 32 287 32 290 48440 46423 34 290 34 289 35 296 37 291 46423 44563 31 289 37 290 40 302 38 292 44563 42832 32 291 37 291 44 302 38 292 42832 41213 35 292 36 291 46 301 40 294 41213 39698 34 297 35 291 47 301 41 295 39698 38286 36 302 36 294 46 301 41 296 38286 36947 37 302 37 300 43 303 40 302 36947 35619 35 307 35 311 40 308 38 305 35619 34273 35 323 35 325 39 315 37 312 34273 32915 41 336 38 336 40 322 38 319 32915 31531 45 340 41 342 40 326 39 323 31531 30114 43 345 43 348 40 329 38 324 30114 28662 41 350 45 353 38 333 35 326 28662 27176 39 353 45 359 37 339 33 332 27176 25660 35 350 42 003 35 346 31 338 25660 24117 32 344 35 001 34 354 30 342 24117 22543 31 341 30 353 32 356 28 344 22543 20933 30 343 28 346 28 352 25 344 20933 19314 28 346 27 346 25 347 23 340 19314 17765 25 347 26 346 23 347 21 339 17765 16359 21 350 24 347 21 350 20 345 16359 15102 18 352 20 349 19 356 18 355 15102 13974 15 352 15 353 14 002 17 006 13974 12956 14 350 9*351 10 006 15 012 12956 12036 12 348 7*343 10*008 14 012 12036 11204 9 350 7 342 10*008 13 011 11204 10454 5*353 8 343 11 010 13 014 10454 9775 4*354 8 345 11 011 13 022 9775 9153 4 356 8 347 11 012 13 029 9153 8590 4 360 9 348 11 012 14 032 8590 8111 4 004 9 350 11 014 13 034 8111 7736 4 008 8 352 11 014 12 034 7736 7475 4 010 8 353 11 015 9 034 7475 7315 4 012 7 353 10 015 6*029 7315 7224 3 014 6 354 7 016 3*020 7224 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