DrJack's BLIPSPOT for: WED 05/13 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 - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 54.9 - - 57.5 - - - - - 48.4 Temp@2m Sfc.Heating - - - 364 - - 451 - - - - - -7 Sfc.Heating BL Depth - - - 1843 - - 2676 - - - - - 16 BL Depth Hcrit - - - 8350 - - 9035 - - - - - 7207 Hcrit BL Top - - - 9050 - - 9884 - - - - - 7223 BL Top Hgt.Variab. - - - 939 - - 1183 - - - - - 1438 Hgt.Variab. W* - - - 378 - - 460 - - - - - 10 W* B/S - - - 3 - - 5 - - - - - 0 B/S BL Wind - - - 21 - - 18 - - - - - 4 BL Wind Direction - - - 254 - - 272 - - - - - 292 Direction Wind Shear - - - 13 - - 9 - - - - - 0 Wind Shear Max.Converg - - - -56 - - -43 - - - - - -7 Max.Converg CLOUDpotent - - - -3613 - - -2511 - - - - - -1374 CLOUDpotentl sfcLCL - - - 12664 - - 12396 - - - - - 8597 sfcLCL ODpotential - - - -11057 - - -10200 - - - - - -7212 ODpotential blCL - - - 20107 - - 20084 - - - - - 14435 blCL maxRH - - - 33 - - 50 - - - - - 63 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 54.9 - - 57.5 - - - - - 48.4 Temp@2m DewPt@2m - - - 24.7 - - 28.4 - - - - - 35.8 DewPt@2m Temp@Bot - - - 52.9 - - 55.3 - - - - - 48.8 Temp@Bot DewPt@Bot - - - 23.5 - - 27.2 - - - - - 35.6 DewPt@bot Sfc.Heating - - - 364 - - 451 - - - - - -7 Sfc.Heating BL Depth - - - 1843 - - 2676 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - - - - 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] 98217 6 229 1 203 10 350 98217 90789 4 264 5 327 5 281 90789 85067 6 139 6 267 3 225 85067 80337 4 140 4 202 5 033 80337 76282 4 111 2 341 10 021 76282 72701 6 067 4 031 11 005 72701 69453 6 015 7 021 13 003 69453 66466 7 013 7 356 13 326 66466 63706 12 294 12 338 4 003 63706 61024 2 185 19 279 15 003 61024 58216 6 025 11 270 14 334 58216 55326 27 294 7 352 11 324 55326 52580 28 288 22 307 7 337 52580 50093 16 305 23 296 28 359 50093 47867 17 332 30 321 34 343 47867 45860 25 326 27 316 26 324 45860 44030 25 289 8 296 17 305 44030 42340 19 282 7 124 14 305 42340 40766 19 322 14 345 27 316 40766 39301 38 322 32 317 34 305 39301 37937 47 311 38 306 35 293 37937 36641 47 302 38 300 34 289 36641 35346 43 295 37 294 33 295 35346 34028 36 289 36 288 34 299 34028 32690 31 290 36 287 34 299 32690 31323 30 303 34 289 32 301 31323 29917 30 311 32 293 31 303 29917 28477 30 309 30 298 30 303 28477 27003 29 308 28 303 29 302 27003 25501 28 313 26 308 26 302 25501 23974 25 315 22 311 23 300 23974 22418 21 312 17 311 20 290 22418 20825 23 304 18 307 19 285 20825 19223 26 297 21 307 18 288 19223 17690 25 295 21 307 17 296 17690 16299 23 294 20 306 16 304 16299 15055 22 289 19 305 14 311 15055 13936 23 282 19 302 12 320 13936 12925 25 275 19 298 11 330 12925 12007 28 270 20 294 10 340 12007 11176 30 268 21 292 9 349 11176 10427 31 267 21*288 9 354 10427 9750 30 265 19*279 10 359 9750 9131 27*260 19 274 11 356 9131 8572 24*256 19 271 9 330 8572 8098 23 254 18 269 9 304 8098 7729 21 253 18 269 8 298 7729 7472 20 252 16 268 8 296 7472 7314 17 253 14 268 6 295 7314 7223 11 252 10 268 4*292 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