DrJack's BLIPSPOT for: SUN 01/18 Truckee 7206ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0653z - - 0955z - - 1000z - - 1332z - - 1854z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 34.5 - - 38.8 - - 43.9 - - 40.5 - - 36.1 Temp@2m Sfc.Heating -100 - - -30 - - -7 - - -6 - - -8 Sfc.Heating BL Depth 16 - - 16 - - 16 - - 16 - - 16 BL Depth Hcrit 7206 - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top 7223 - - 7223 - - 7223 - - 7223 - - 7223 BL Top Hgt.Variab. 44 - - 86 - - 757 - - 551 - - 283 Hgt.Variab. W* 13 - - 16 - - 19 - - 9 - - 4 W* B/S 0 - - 1 - - 1 - - 0 - - 0 B/S BL Wind 7 - - 4 - - 3 - - 3 - - 2 BL Wind Direction 263 - - 264 - - 259 - - 257 - - 329 Direction Wind Shear 0 - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg -27 - - -16 - - -9 - - -8 - - -7 Max.Converg CLOUDpotent -4915 - - -3791 - - -3461 - - -2736 - - -5765 CLOUDpotentl sfcLCL 12139 - - 11015 - - 10685 - - 9959 - - 12989 sfcLCL ODpotential -13961 - - -11427 - - -9318 - - -9119 - - -13767 ODpotential blCL 21184 - - 18650 - - 16541 - - 16342 - - 20990 blCL maxRH 80 - - 91 - - 83 - - 57 - - 71 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 34.5 - - 38.8 - - 43.9 - - 40.5 - - 36.1 Temp@2m DewPt@2m 7.9 - - 16.7 - - 22.8 - - 22.6 - - 5.8 DewPt@2m Temp@Bot 40.3 - - 43.0 - - 45.3 - - 44.7 - - 44.0 Temp@Bot DewPt@Bot 6.9 - - 15.6 - - 21.7 - - 21.4 - - 4.8 DewPt@bot Sfc.Heating -100 - - -30 - - -7 - - -6 - - -8 Sfc.Heating BL Depth 16 - - 16 - - 16 - - 16 - - 16 BL Depth EXPERIMENT 21 - - 66 - - 34 - - 0 - - 0 EXPERIMENT EXPERIMENT2 2 - - 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] 96726 35 069 23 041 38 051 39 065 27 075 96726 89652 33 073 26 061 31 054 34 061 38 069 89652 84161 30 073 28 067 27 062 29 062 35 069 84161 79557 28 065 24 068 27 061 30 064 29 063 79557 75565 23 056 23 060 19 055 27 046 27 053 75565 72030 23 050 21 056 12 055 23 040 30 045 72030 68829 26 040 16 036 14 019 24 033 29 040 68829 65890 21 025 19 035 18 016 23 022 26 027 65890 63171 22 009 23 031 20 021 21 009 24 017 63171 60538 23 355 26 017 23 018 23 006 24 008 60538 57792 25 345 28 002 26 006 28 358 27 358 57792 54944 27 339 34 349 30 000 34 348 32 346 54944 52237 33 347 36 343 33 340 37 339 33 337 52237 49813 38 340 39 340 39 332 40 335 36 335 49813 47639 42 337 40 333 40 320 43 321 39 333 47639 45653 40 331 39 327 37 315 39 314 39 322 45653 43816 37 327 36 327 35 314 36 311 35 313 43816 42107 32 322 34 329 31 317 32 312 29 310 42107 40509 32 307 33 328 29 319 30 313 25 313 40509 39017 27 298 30 318 28 315 29 307 27 319 39017 37637 25 297 28 308 30 311 32 306 36 326 37637 36342 26 294 29 300 37 314 38 311 49 331 36342 35064 27 292 28 294 43 314 42 313 61 332 35064 33763 27 288 27 292 44 311 43 312 62 327 33763 32440 26 276 27 294 40 307 42 308 61 324 32440 31084 24 265 25 297 36 303 41 307 59 321 31084 29689 24 258 23 295 34 301 41 308 56 319 29689 28257 23 254 20 292 32 299 42 309 49 320 28257 26794 24 255 20 272 30 299 39 309 40 317 26794 25306 18 254 15 250 28 300 33 308 33 319 25306 23797 14 253 16 246 24 297 27 310 26 323 23797 22263 12 262 20 253 19 291 19 316 17 330 22263 20696 12 272 17 270 17 284 14 322 12 338 20696 19120 15 273 17 285 15 284 11 339 10 338 19120 17611 17 279 21 294 15 293 13 335 11 333 17611 16237 18 289 22 301 16 302 17 326 14 330 16237 15006 17 298 20 308 17 309 20 321 17 329 15006 13897 16 306 18 314 17 315 22 320 19 329 13897 12893 14 311 16 319 17 317 21 322 20 331 12893 11981 13 316 15 320 17 318 20 324 20 334 11981 11155 13 319 14 320 17 319 18 325 19 338 11155 10409 13 320 14 319 17 319 17 326 17 343 10409 9735 14 320 14 319 16 319 16 327 16 348 9735 9119 15 316 13 318 15 318 15 328 14 353 9119 8563 15 307 13 316 14 314 14 328 13 356 8563 8092 16 295 12 310 13 302 13 322 11 360 8092 7724 15 283 11 296 12 282 11 310 9 005 7724 7469 14 271 10 278 10 271 8 292 7 008 7469 7312 12*266 9*267 8*268 6*280 5*359 7312 7223 7*263 4*264 3*259 3*257 2*329 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