DrJack's BLIPSPOT for: THU 05/21 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 - - - 59.0 - - 63.2 - - - - - 53.5 Temp@2m Sfc.Heating - - - 208 - - 347 - - - - - -18 Sfc.Heating BL Depth - - - 4901 - - 7178 - - - - - 16 BL Depth Hcrit - - - 10501 - - 12514 - - - - - 7207 Hcrit BL Top - - - 12108 - - 14385 - - - - - 7223 BL Top Hgt.Variab. - - - 1711 - - 2039 - - - - - 2179 Hgt.Variab. W* - - - 443 - - 589 - - - - - 12 W* B/S - - - 35 - - 15 - - - - - 0 B/S BL Wind - - - 2 - - 7 - - - - - 5 BL Wind Direction - - - 274 - - 279 - - - - - 276 Direction Wind Shear - - - 8 - - 3 - - - - - 0 Wind Shear Max.Converg - - - -4 - - 13 - - - - - -9 Max.Converg CLOUDpotent - - - 542 - - 2356 - - - - - -2505 CLOUDpotentl sfcLCL - - - 11567 - - 12030 - - - - - 9728 sfcLCL ODpotential - - - -4181 - - 469 - - - - - -6087 ODpotential blCL - - - 16289 - - 13916 - - - - - 13310 blCL maxRH - - - 82 - - 77 - - - - - 80 maxRH CAPE - - - 0 - - 80 - - - - - 0 CAPE Temp@2m - - - 59.0 - - 63.2 - - - - - 53.5 Temp@2m DewPt@2m - - - 33.3 - - 35.3 - - - - - 35.9 DewPt@2m Temp@Bot - - - 57.6 - - 61.3 - - - - - 54.5 Temp@Bot DewPt@Bot - - - 32.2 - - 34.0 - - - - - 35.5 DewPt@bot Sfc.Heating - - - 208 - - 347 - - - - - -18 Sfc.Heating BL Depth - - - 4901 - - 7178 - - - - - 16 BL Depth EXPERIMENT - - - 30 - - 7 - - - - - 22 EXPERIMENT EXPERIMENT2 - - - 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] 98174 12 124 9 112 5 123 98174 90732 5 141 4 145 8 064 90732 85006 5 115 7 158 4 048 85006 80256 7 114 2 117 1 342 80256 76153 8 103 2 044 6 081 76153 72541 5 095 2 282 7 060 72541 69271 1 053 1 305 6 021 69271 66250 1 264 2 217 9 326 66250 63443 11 340 6 005 8 323 63443 60726 8 315 11 336 12 333 60726 57905 15 001 11 352 12 337 57905 54994 25 354 21 358 17 001 54994 52238 27 345 26 342 23 350 52238 49780 22 360 21 341 28 344 49780 47591 28 018 22 353 30 324 47591 45618 39 013 26 348 33 313 45618 43822 38 009 32 343 39 315 43822 42167 38 006 37 340 50 318 42167 40626 39 004 39 343 56 316 40626 39177 39 003 40 345 56 315 39177 37817 38 004 41 346 53 314 37817 36518 38 005 40 347 48 315 36518 35222 36 004 37 350 45 315 35222 33903 35 002 35 351 42 314 33903 32564 35 000 33 350 40 312 32564 31195 36 359 32 349 38 312 31195 29785 35 358 30 350 37 314 29785 28341 32 357 28 348 34 317 28341 26867 29 355 27 345 30 321 26867 25368 28 351 26 343 26 323 25368 23847 30 349 26 341 24 325 23847 22301 29 348 25 339 22 327 22301 20723 26 345 23 335 21 331 20723 19141 21 342 20 328 18 336 19141 17631 17 339 16 324 11 340 17631 16262 13 339 8 319 3 320 16262 15037 9 344 4*299 3 186 15037 13933 7 340 4*292 4 163 13933 12931 8*313 4 288 2 136 12931 12021 7*290 5 283 2 089 12021 11193 6 285 6 280 1 018 11193 10445 5 280 8 278 2 337 10445 9767 2 265 8 277 4 313 9767 9146 1 217 9 276 8 290 9146 8584 1 190 9 276 12 282 8584 8107 1 164 9 275 13 279 8107 7735 1 148 9 274 12 279 7735 7475 1 140 9 275 11 277 7475 7315 1 136 8 274 9 277 7315 7223 1 135 6 273 5*276 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