DrJack's BLIPSPOT for: WED 04/29 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 0653z - - 0955z - - 1000z - - 1333z - - 1559z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m 39.1 - - 46.0 - - 50.5 - - 48.9 - - 41.8 Temp@2m Sfc.Heating 4 - - 167 - - 217 - - 104 - - -16 Sfc.Heating BL Depth 113 - - 3888 - - 4761 - - 2826 - - 16 BL Depth Hcrit 7206 - - 9651 - - 10431 - - 8644 - - 7206 Hcrit BL Top 7319 - - 11094 - - 11968 - - 10033 - - 7223 BL Top Hgt.Variab. 2235 - - 1742 - - 1689 - - 3345 - - 1073 Hgt.Variab. W* 43 - - 387 - - 451 - - 298 - - 9 W* B/S 9 - - 23 - - 38 - - 6 - - 0 B/S BL Wind 1 - - 3 - - 2 - - 9 - - 4 BL Wind Direction 065 - - 181 - - 257 - - 288 - - 293 Direction Wind Shear 2 - - 2 - - 3 - - 2 - - 0 Wind Shear Max.Converg -5 - - -9 - - -8 - - -17 - - -8 Max.Converg CLOUDpotent -1742 - - 922 - - 1621 - - 1601 - - 0 CLOUDpotentl sfcLCL 9062 - - 10172 - - 10347 - - 8432 - - 7223 sfcLCL ODpotential -5397 - - -5666 - - -1902 - - -990 - - -2421 ODpotential blCL 12716 - - 16760 - - 13870 - - 11023 - - 9644 blCL maxRH 57 - - 59 - - 65 - - 76 - - 83 maxRH CAPE 0 - - 0 - - 10 - - 70 - - 10 CAPE Temp@2m 39.1 - - 46.0 - - 50.5 - - 48.9 - - 41.8 Temp@2m DewPt@2m 24.9 - - 26.7 - - 30.3 - - 37.0 - - 39.0 DewPt@2m Temp@Bot 39.1 - - 44.7 - - 48.9 - - 48.3 - - 43.1 Temp@Bot DewPt@Bot 23.7 - - 25.5 - - 29.1 - - 35.8 - - 38.8 DewPt@bot Sfc.Heating 4 - - 167 - - 217 - - 104 - - -16 Sfc.Heating BL Depth 113 - - 3888 - - 4761 - - 2826 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 0 - - 3 - - 33 EXPERIMENT EXPERIMENT2 3 - - 3 - - 4 - - 5 - - 6 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] 97559 15 296 20 303 19 300 28 307 24 315 97559 90173 20 318 18 321 19 307 28 313 21 330 90173 84530 18 297 18 316 20 306 24 316 21 338 84530 79870 14 288 17 293 17 298 18 303 22 326 79870 75860 16 300 19 282 18 293 16 294 20 298 75860 72307 22 292 22 276 21 294 16 307 18 282 72307 69067 22 278 20 274 22 285 17 310 18 287 69067 66066 23 264 21 280 22 287 20 301 19 285 66066 63275 20 275 21 276 22 285 21 286 21 281 63275 60575 22 275 19 275 20 277 21 290 17 279 60575 57752 16 270 15 278 20 274 22 297 15 301 57752 54829 17 291 19 295 20 287 25 295 24 314 54829 52068 21 300 21 286 22 282 27 286 26 307 52068 49599 22 299 13 285 17 298 19 316 21 308 49599 47386 17 321 25 327 33 320 31 316 30 308 47386 45387 38 327 38 312 32 313 32 317 35 315 45387 43571 47 313 36 296 31 325 37 327 39 326 43571 41903 39 317 31 327 38 334 40 337 43 338 41903 40353 40 344 49 351 48 348 43 348 47 347 40353 38904 56 002 63 356 57 357 51 355 53 350 38904 37550 69 004 69 355 60 359 57 357 57 351 37550 36259 76 001 69 353 61 357 59 357 60 353 36259 34969 75 001 68 355 61 351 57 355 61 356 34969 33654 75 005 67 353 58 348 54 350 57 357 33654 32320 71 007 68 001 57 346 51 345 51 352 32320 30960 57 001 64 007 57 353 48 342 47 345 30960 29563 49 349 56 359 53 356 46 340 44 340 29563 28133 47 347 56 351 51 350 45 342 43 340 28133 26672 42 348 60 351 52 343 44 345 42 345 26672 25184 35 344 57 001 54 350 44 348 41 350 25184 23672 29 344 42 005 48 004 44 001 39 356 23672 22135 26 345 28 357 33 006 36 008 32 358 22135 20566 25 348 23 341 23 346 26 357 27 353 20566 18992 25 352 23 339 23 332 25 342 27 348 18992 17490 23 355 22 345 23 338 25 343 28 349 17490 16127 19 357 19 349 20 345 20 350 22 352 16127 14912 16 004 15 355 14 348 12 003 14 001 14912 13821 13 007 10 007 6 358 7 030 8 035 13821 12834 10 358 6 023 2*027 5 041 8 069 12834 11939 6 338 2*040 0*028 5 037 10 075 11939 11126 2 290 1*157 0 275 4 006 10 071 11126 10390 2 179 2 187 1 260 5*320 8 062 10390 9724 4 155 3 185 2 256 7*299 7 047 9724 9113 6 137 4 181 3 256 9 290 6 030 9113 8560 6 120 4 180 3 256 10 288 5 348 8560 8090 6 102 4 181 4 254 10 286 8 314 8090 7724 6 092 4 181 4 255 10 285 9 304 7724 7469 4*091 4 181 4 255 10 285 9 301 7469 7313 2*083 4 180 4 253 9 284 7*297 7313 7223 0 027 3 180 3 253 7 283 4*293 7223 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