DrJack's BLIPSPOT for: THU 09/10 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 - - - 0953z - - 1001z - - 1333z - - 1602z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 72.9 - - 74.1 - - 69.1 - - 61.0 Temp@2m Sfc.Heating - - - 310 - - 436 - - 109 - - -28 Sfc.Heating BL Depth - - - 4527 - - 5036 - - 3737 - - 16 BL Depth Hcrit - - - 10347 - - 10873 - - 9245 - - 7207 Hcrit BL Top - - - 11735 - - 12244 - - 10946 - - 7224 BL Top Hgt.Variab. - - - 2492 - - 2652 - - 2778 - - 3511 Hgt.Variab. W* - - - 479 - - 556 - - 318 - - 7 W* B/S - - - 6 - - 5 - - 3 - - 0 B/S BL Wind - - - 14 - - 19 - - 19 - - 5 BL Wind Direction - - - 258 - - 257 - - 260 - - 257 Direction Wind Shear - - - 7 - - 8 - - 11 - - 0 Wind Shear Max.Converg - - - -27 - - -44 - - -45 - - -11 Max.Converg CLOUDpotent - - - -2161 - - -1742 - - -904 - - -3025 CLOUDpotentl sfcLCL - - - 13896 - - 13987 - - 11850 - - 10250 sfcLCL ODpotential - - - -4642 - - -3758 - - -3549 - - -7413 ODpotential blCL - - - 16377 - - 16002 - - 14495 - - 14637 blCL maxRH - - - 87 - - 86 - - 90 - - 59 maxRH CAPE - - - 170 - - 200 - - 50 - - 0 CAPE Temp@2m - - - 72.9 - - 74.1 - - 69.1 - - 61.0 Temp@2m DewPt@2m - - - 37.0 - - 37.7 - - 42.1 - - 41.1 DewPt@2m Temp@Bot - - - 70.9 - - 71.9 - - 68.4 - - 62.8 Temp@Bot DewPt@Bot - - - 36.6 - - 37.3 - - 41.9 - - 41.0 DewPt@bot Sfc.Heating - - - 310 - - 436 - - 109 - - -28 Sfc.Heating BL Depth - - - 4527 - - 5036 - - 3737 - - 16 BL Depth EXPERIMENT - - - 48 - - 45 - - 61 - - 0 EXPERIMENT EXPERIMENT2 - - - 6 - - 6 - - 7 - - 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] 98834 6 193 2 274 2 152 2 325 98834 91402 2 254 1 299 4 017 2 110 91402 85664 3 262 7 293 6 262 4 347 85664 80893 3 216 5 281 8 304 5 335 80893 76781 1 324 3 291 9 322 10 007 76781 73155 9 057 4 051 1 353 11 359 73155 69891 6 033 7 004 6 045 7 346 69891 66906 5 005 6 340 13 350 11 345 66906 64143 5 339 9 287 9 309 12 335 64143 61490 8 336 9 287 16 292 16 299 61490 58748 12 298 13 272 17 274 14 288 58748 55901 23 284 21 278 23 281 25 287 55901 53183 32 276 32 273 40 274 43 272 53183 50760 46 275 47 267 53 264 55 264 50760 48602 50 275 50 270 57 264 60 264 48602 46634 53 274 53 270 62 266 64 267 46634 44819 55 267 56 263 67 264 67 268 44819 43133 56 261 59 259 68 261 69 266 43133 41557 57 261 60 261 68 260 70 262 41557 40077 57 265 59 268 68 265 68 263 40077 38686 53 265 57 272 65 267 66 265 38686 37355 49 263 54 270 59 265 64 265 37355 36025 45 265 53 267 56 262 58 266 36025 34668 43 269 51 264 54 261 53 265 34668 33290 40 271 49 264 51 263 52 263 33290 31879 38 271 43 264 47 266 49 263 31879 30430 35 268 40 268 41 271 45 265 30430 28949 32 266 35 268 37 274 41 269 28949 27435 32 264 31 265 33 272 36 270 27435 25890 31 260 29 263 31 269 34 273 25890 24320 28 256 29 260 29 269 34 277 24320 22721 27 257 28 254 28 268 34 278 22721 21090 25 256 28 250 28 262 33 274 21090 19455 23 250 28 248 30 255 33 267 19455 17897 22 244 26 247 32 252 34 262 17897 16485 23 246 25 247 32 253 35 260 16485 15222 22 252 25 250 30 255 34 260 15222 14086 21 259 24 253 28 258 32 260 14086 13057 19 261 21*255 25 258 28 260 13057 12124 17*260 19*255 21 257 25 260 12124 11277 15*259 19 256 20*258 23 258 11277 10513 15 258 19 256 20*259 22 256 10513 9821 15 257 19 257 20 259 22 256 9821 9188 15 258 19 258 21 260 22 258 9188 8614 15 258 19 258 20 260 22 259 8614 8127 14 258 19 259 20 260 21 259 8127 7746 14 258 18 259 19 260 19 260 7746 7481 13 258 17 259 18 260 15 259 7481 7318 11 257 15 259 15 261 12*258 7318 7224 8 257 11 258 10 260 5*257 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