DrJack's BLIPSPOT for: MON 05/18 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 - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 42.0 - - 48.4 - - - - - 43.8 Temp@2m Sfc.Heating - - - 463 - - 553 - - - - - -25 Sfc.Heating BL Depth - - - 3141 - - 5686 - - - - - 16 BL Depth Hcrit - - - 9395 - - 11479 - - - - - 7206 Hcrit BL Top - - - 10347 - - 12892 - - - - - 7223 BL Top Hgt.Variab. - - - 1194 - - 1455 - - - - - 7484 Hgt.Variab. W* - - - 486 - - 629 - - - - - 10 W* B/S - - - 3 - - 6 - - - - - 0 B/S BL Wind - - - 25 - - 19 - - - - - 5 BL Wind Direction - - - 088 - - 078 - - - - - 059 Direction Wind Shear - - - 16 - - 7 - - - - - 0 Wind Shear Max.Converg - - - 30 - - 27 - - - - - 7 Max.Converg CLOUDpotent - - - -2794 - - -2277 - - - - - -7702 CLOUDpotentl sfcLCL - - - 13141 - - 15169 - - - - - 14926 sfcLCL ODpotential - - - -9651 - - -7552 - - - - - -12069 ODpotential blCL - - - 19998 - - 20444 - - - - - 19292 blCL maxRH - - - 73 - - 72 - - - - - 49 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 42.0 - - 48.4 - - - - - 43.8 Temp@2m DewPt@2m - - - 9.8 - - 6.9 - - - - - 3.8 DewPt@2m Temp@Bot - - - 40.0 - - 45.9 - - - - - 45.1 Temp@Bot DewPt@Bot - - - 8.7 - - 5.9 - - - - - 2.8 DewPt@bot Sfc.Heating - - - 463 - - 553 - - - - - -25 Sfc.Heating BL Depth - - - 3141 - - 5686 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 1 - - - - - 1 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] 98138 6 208 4 324 7 321 98138 90699 5 212 9 292 4 325 90699 84979 2 326 6 228 1 090 84979 80221 5 087 2 176 7 350 80221 76125 6 050 2 342 8 343 76125 72519 1 218 4 262 5 060 72519 69242 5 195 6 241 4 027 69242 66211 3 320 4 257 5 320 66211 63395 5 308 6 284 11 286 63395 60664 9 306 6 309 12 242 60664 57810 19 298 16 311 11 326 57810 54850 22 286 27 294 19 313 54850 52036 17 272 25 280 19 307 52036 49507 18 293 18 287 26 303 49507 47242 26 301 20 299 31 303 47242 45187 36 296 32 296 33 309 45187 43310 43 291 42 296 35 307 43310 41586 50 288 41 294 35 310 41586 39991 55 287 43 305 40 318 39991 38506 59 287 52 306 44 318 38506 37126 59 283 54 304 40 320 37126 35817 59 288 53 303 37 329 35817 34521 65 292 54 305 38 339 34521 33214 67 290 56 307 38 343 33214 31900 65 287 57 308 33 341 31900 30566 60 295 55 310 27 338 30566 29202 56 307 52 314 25 341 29202 27804 48 311 47 317 26 349 27804 26372 42 312 40 319 26 354 26372 24910 35 320 36 321 25 354 24910 23425 30 324 32 324 24 355 23425 21913 28 326 26 328 26 002 21913 20370 28 331 24 333 26 010 20370 18824 27 337 23 341 21 015 18824 17353 24 343 19 354 15 021 17353 16017 21 359 16 019 11 034 16017 14824 22 026 17 049 10 054 14824 13751 26 048 17*070 12 070 13751 12778 31 061 18*078 13 073 12778 11894 33 070 19 079 14 073 11894 11091 31*079 20 079 15 070 11091 10364 28*085 20 078 15 069 10364 9705 27 088 20 078 16 067 9705 9100 27 088 20 078 16 066 9100 8552 26 088 20 077 16 065 8552 8087 25 088 19 077 16 064 8087 7722 24 088 19 077 14 062 7722 7468 22 088 17 077 12 061 7468 7312 19 087 16 077 9*059 7312 7223 13 088 11 077 5*059 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