DrJack's BLIPSPOT for: WED 02/25 Truckee 7206ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0653z - - 0955z - - 1000z - - 1333z - - 1855z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 38.0 - - 40.4 - - 41.0 - - 40.2 - - 38.0 Temp@2m Sfc.Heating -26 - - 0 - - 27 - - -5 - - -23 Sfc.Heating BL Depth 16 - - 16 - - 16 - - 16 - - 16 BL Depth Hcrit 7206 - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top 7223 - - 7223 - - 7223 - - 7223 - - 7223 BL Top Hgt.Variab. 749 - - 1057 - - 1311 - - 1964 - - 1296 Hgt.Variab. W* 0 - - 9 - - 33 - - 0 - - 0 W* B/S 0 - - 0 - - 1 - - 0 - - 0 B/S BL Wind 9 - - 9 - - 9 - - 8 - - 7 BL Wind Direction 254 - - 250 - - 254 - - 248 - - 247 Direction Wind Shear 0 - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg -14 - - -16 - - -16 - - -14 - - -12 Max.Converg CLOUDpotent 1 - - 1 - - 1 - - 0 - - 1 CLOUDpotentl sfcLCL 7223 - - 7223 - - 7223 - - 7223 - - 7223 sfcLCL ODpotential -1525 - - -349 - - -124 - - -415 - - -843 ODpotential blCL 8748 - - 7572 - - 7347 - - 7638 - - 8066 blCL maxRH 100 - - 100 - - 101 - - 100 - - 100 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 38.0 - - 40.4 - - 41.0 - - 40.2 - - 38.0 Temp@2m DewPt@2m 38.0 - - 40.2 - - 40.5 - - 40.0 - - 38.0 DewPt@2m Temp@Bot 39.8 - - 40.5 - - 40.8 - - 40.8 - - 40.0 Temp@Bot DewPt@Bot 39.7 - - 40.4 - - 40.4 - - 40.5 - - 39.8 DewPt@bot Sfc.Heating -26 - - 0 - - 27 - - -5 - - -23 Sfc.Heating BL Depth 16 - - 16 - - 16 - - 16 - - 16 BL Depth EXPERIMENT 101 - - 101 - - 102 - - 100 - - 99 EXPERIMENT EXPERIMENT2 6 - - 7 - - 7 - - 7 - - 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] 96638 17 085 16 115 6 117 15 087 6 068 96638 89484 11 080 11 109 7 126 11 067 7 066 89484 83939 5 027 11 050 4 121 8 044 9 036 83939 79331 7 000 7 056 4 009 8 358 14 013 79331 75343 4 020 12 017 13 025 10 346 20 003 75343 71833 22 346 16 307 17 317 19 309 22 319 71833 68687 15 302 3 347 10 248 14 249 15 287 68687 65790 17 319 26 322 15 329 16 310 14 320 65790 63069 37 317 49 300 39 299 40 292 29 312 63069 60433 53 280 57 292 55 294 54 299 45 303 60433 57707 51 263 64 283 67 289 62 295 60 301 57707 54883 52 272 63 274 65 278 67 286 69 290 54883 52179 58 275 61 278 61 279 69 281 70 282 52179 49738 64 283 74 283 76 280 78 278 74 287 49738 47551 83 282 87 277 86 275 88 277 90 283 47551 45586 90 272 87 271 87 271 97 273 99 278 45586 43799 83 272 80 268 85 271 100 271 101 273 43799 42149 77 280 74 274 83 271 100 271 96 274 42149 40613 81 282 75 287 84 272 93 271 100 280 40613 39174 85 282 88 291 85 275 90 278 105 281 39174 37822 90 282 98 289 87 279 94 281 99 281 37822 36530 94 283 100 286 91 281 98 279 91 281 36530 35238 97 283 95 280 93 280 98 278 88 276 35238 33919 96 284 91 276 90 279 94 278 87 273 33919 32576 91 283 92 273 87 279 87 279 90 276 32576 31200 90 281 94 275 87 279 79 276 87 279 31200 29782 92 280 93 278 82 276 83 274 80 280 29782 28326 89 281 82 279 75 275 82 271 81 280 28326 26840 84 280 72 276 68 276 72 266 79 277 26840 25334 82 278 73 273 66 277 61 268 67 272 25334 23812 78 277 75 273 68 277 57 279 54 272 23812 22265 75 277 70 274 68 279 58 288 52 282 22265 20685 72 275 63 274 64 282 59 291 56 291 20685 19099 67 275 56 275 58 282 56 294 53 296 19099 17582 62 276 51 277 51 278 51 294 45 298 17582 16204 56 277 47 279 46 273 47 290 39 296 16204 14971 51 277 45 277 43 271 43 285 36 293 14971 13862 47 274 44 274 43 273 40 282 36 290 13862 12859 45 270 44 271 41 276 38 281 36 288 12859 11950 44 266 43 268 39 276 35 282 35 286 11950 11127 44 264 40 265 36 270 33 282 34 283 11127 10386 45 263 38 261 35 263 30 278 33 278 10386 9716 45 263 37 259 34 261 28 268 31 273 9716 9104 43 263 36 257 34 259 26 259 30 265 9104 8553 39 261 35 255 31 256 25 254 28 256 8553 8086 34 258 32 252 28 254 24 251 25 249 8086 7722 29 255 26 250 23 254 22 249 22 248 7722 7468 22 255 21 250 19 254 18 248 18 248 7468 7312 18*255 17*250 16*254 14*248 14*248 7312 7223 9*254 9*250 9*254 8*248 7*247 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