DrJack's BLIPSPOT for: THU 05/19 Truckee 7206ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 21Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0959z - - 1333z - - 1559z - - 1900z - - 2201z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 49.6 - - 54.6 - - 55.2 - - 52.1 - - 43.1 Temp@2m Sfc.Heating -2 - - 158 - - 243 - - 105 - - -42 Sfc.Heating BL Depth 16 - - 2107 - - 2631 - - 2536 - - 16 BL Depth Hcrit 7207 - - 8344 - - 8857 - - 8481 - - 7206 Hcrit BL Top 7224 - - 9314 - - 9838 - - 9743 - - 7223 BL Top Hgt.Variab. 926 - - 1618 - - 1205 - - 1316 - - 1565 Hgt.Variab. W* 23 - - 315 - - 385 - - 295 - - 19 W* B/S 1 - - 3 - - 3 - - 2 - - 1 B/S BL Wind 4 - - 20 - - 24 - - 26 - - 6 BL Wind Direction 308 - - 274 - - 271 - - 283 - - 273 Direction Wind Shear 0 - - 13 - - 15 - - 17 - - 0 Wind Shear Max.Converg -9 - - -47 - - -53 - - -51 - - -12 Max.Converg CLOUDpotent -1485 - - 577 - - 1242 - - -205 - - -1792 CLOUDpotentl sfcLCL 8709 - - 8738 - - 8597 - - 9949 - - 9016 sfcLCL ODpotential -7101 - - -4663 - - -5407 - - -9855 - - -10496 ODpotential blCL 14325 - - 13977 - - 15245 - - 19598 - - 17719 blCL maxRH 73 - - 62 - - 71 - - 69 - - 57 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 49.6 - - 54.6 - - 55.2 - - 52.1 - - 43.1 Temp@2m DewPt@2m 36.5 - - 41.1 - - 42.2 - - 33.5 - - 28.8 DewPt@2m Temp@Bot 49.9 - - 53.8 - - 53.9 - - 51.7 - - 45.1 Temp@Bot DewPt@Bot 35.3 - - 39.9 - - 41.0 - - 32.2 - - 27.6 DewPt@bot Sfc.Heating -2 - - 158 - - 243 - - 105 - - -42 Sfc.Heating BL Depth 16 - - 2107 - - 2631 - - 2536 - - 16 BL Depth EXPERIMENT 0 - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 6 - - 6 - - 5 - - 4 - - 4 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] 97866 13 073 17 132 8 093 12 083 9 113 97866 90402 8 073 9 096 10 073 9 081 12 091 90402 84676 11 081 9 080 7 048 14 052 13 073 84676 79950 13 068 10 069 5 081 8 004 18 047 79950 75883 8 060 10 031 6 071 4 358 13 022 75883 72291 5 020 11 021 6 022 10 029 6 357 72291 69041 6 322 13 339 8 356 3 356 8 348 69041 66039 13 320 16 292 5 007 6 342 9 345 66039 63251 12 325 17 329 15 317 22 311 13 310 63251 60550 27 323 20 303 18 270 22 294 14 315 60550 57736 30 316 20 313 19 308 29 310 32 323 57736 54835 35 317 34 315 39 320 35 307 40 305 54835 52088 46 309 46 311 46 309 41 307 40 301 52088 49634 55 305 53 304 51 306 52 314 47 312 49634 47457 57 302 54 292 62 300 70 314 68 320 47457 45530 55 301 54 293 69 305 74 306 85 311 45530 43800 57 304 58 301 66 301 64 299 83 297 43800 42195 57 307 59 305 61 301 56 300 78 295 42195 40685 55 310 57 305 59 306 58 314 77 312 40685 39258 54 311 55 305 59 312 61 318 81 316 39258 37913 54 311 54 304 61 312 62 316 77 308 37913 36622 53 311 53 304 62 311 64 314 70 299 36622 35326 53 310 53 303 65 309 63 312 69 298 35326 34000 52 307 54 302 65 308 61 309 70 305 34000 32652 52 303 54 302 65 309 63 310 71 310 32652 31270 53 300 54 301 63 310 66 312 70 312 31270 29848 55 297 54 302 61 309 66 312 70 313 29848 28390 56 296 56 303 60 306 64 308 70 314 28390 26900 56 297 60 303 58 303 62 305 70 313 26900 25383 57 300 63 303 58 303 63 306 68 313 25383 23843 58 302 64 304 60 304 64 309 66 313 23843 22279 58 302 64 306 63 306 64 310 64 313 22279 20683 56 302 63 307 66 308 63 310 61 313 20683 19084 53 304 61 308 67 309 63 310 57 314 19084 17561 50 307 58 308 66 310 61 309 53 314 17561 16181 46 309 54 309 64 310 58 309 49 315 16181 14950 41 308 50 310 61 310 53 310 44 317 14950 13844 36 304 47 311 56 310 48 311 40 318 13844 12845 32 300 42 310 50 310 43 313 35 319 12845 11942 30 296 37 308 44 309 39 311 31 318 11942 11124 28 294 33 304 38 306 34 303 27 314 11124 10386 27 295 29 299 31*295 30*291 25 310 10386 9719 25 297 26*290 27*282 29*286 23 305 9719 9109 23 300 23*280 26 273 29 284 22 299 9109 8558 19 303 21 275 25 270 28 283 21 290 8558 8090 16 310 21 273 25 269 27 282 20 284 8090 7724 13 315 19 273 24 268 25 282 19 280 7724 7469 10 314 18 272 22 267 23 282 15 277 7469 7313 8*312 15 271 19 267 19 281 12*275 7313 7223 4*308 10 271 12 266 12 280 6*273 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