DrJack's BLIPSPOT for: THU 07/09 Truckee 7208ft 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 - - 1002z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 71.8 - - 73.9 - - - - - 63.6 Temp@2m Sfc.Heating - - - 278 - - 386 - - - - - -19 Sfc.Heating BL Depth - - - 4618 - - 5439 - - - - - 16 BL Depth Hcrit - - - 10395 - - 11166 - - - - - 7208 Hcrit BL Top - - - 11826 - - 12647 - - - - - 7224 BL Top Hgt.Variab. - - - 2012 - - 2452 - - - - - 1775 Hgt.Variab. W* - - - 473 - - 556 - - - - - 16 W* B/S - - - 22 - - 13 - - - - - 1 B/S BL Wind - - - 4 - - 8 - - - - - 5 BL Wind Direction - - - 283 - - 266 - - - - - 265 Direction Wind Shear - - - 1 - - 4 - - - - - 0 Wind Shear Max.Converg - - - -4 - - -15 - - - - - -11 Max.Converg CLOUDpotent - - - -4074 - - -2318 - - - - - -3929 CLOUDpotentl sfcLCL - - - 15901 - - 14965 - - - - - 11154 sfcLCL ODpotential - - - -9055 - - -6461 - - - - - -8968 ODpotential blCL - - - 20881 - - 19108 - - - - - 16192 blCL maxRH - - - 27 - - 35 - - - - - 39 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 71.8 - - 73.9 - - - - - 63.6 Temp@2m DewPt@2m - - - 27.2 - - 33.1 - - - - - 39.8 DewPt@2m Temp@Bot - - - 69.9 - - 71.6 - - - - - 64.5 Temp@Bot DewPt@Bot - - - 26.0 - - 32.0 - - - - - 39.1 DewPt@bot Sfc.Heating - - - 278 - - 386 - - - - - -19 Sfc.Heating BL Depth - - - 4618 - - 5439 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 4 - - - - - 7 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] 99396 33 108 25 109 26 102 99396 91820 32 121 23 087 24 108 91820 86002 23 111 20 108 24 093 86002 81201 25 102 24 122 19 091 81201 77069 22 105 21 105 14 091 77069 73422 21 107 20 102 16 110 73422 70131 14 104 17 123 12 105 70131 67114 12 111 12 117 6 111 67114 64335 6 100 11 159 9 132 64335 61655 5 136 7 196 7 101 61655 58871 8 253 15 221 10 221 58871 56007 18 249 13 216 18 216 56007 53290 33 271 21 260 28 250 53290 50854 49 257 41 255 37 245 50854 48664 51 261 52 258 38 249 48664 46662 57 268 62 266 49 259 46662 44814 71 271 72 266 64 259 44814 43095 83 267 79 263 74 258 43095 41482 89 266 82 262 76 260 41482 39969 80 269 74 266 66 262 39969 38555 63 273 57 268 52 260 38555 37216 52 278 47 277 44 271 37216 35890 44 283 41 287 40 283 35890 34546 38 284 40 289 42 288 34546 33184 34 286 40 286 44 288 33184 31792 30 290 38 284 45 290 31792 30360 26 293 35 281 40 293 30360 28891 23 291 30 280 36 292 28891 27388 20 287 24 281 32 290 27388 25856 18 286 19 285 26 288 25856 24299 17 289 16 290 20 286 24299 22716 17 290 14 297 15 281 22716 21101 16 293 12 299 13 275 21101 19477 13 294 9 290 12 272 19477 17924 11 290 8 277 10 269 17924 16511 9 284 8 270 8 267 16511 15246 8 281 6 265 6 271 15246 14108 6 282 4 263 4 277 14108 13076 3 301 3*268 3 277 13076 12140 3*297 4*270 3 280 12140 11290 4*289 5 270 3 280 11290 10522 4 286 6 269 4 270 10522 9827 4 284 8 267 7 265 9827 9189 4 284 9 266 10 265 9189 8615 4 281 10 265 13 265 8615 8127 4 281 10 264 13 265 8127 7747 4 282 10 264 13 265 7747 7481 4 279 10 264 11 265 7481 7318 3 279 9 263 9 265 7318 7224 3 279 7 263 5*265 7224 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