DrJack's BLIPSPOT for: SUN 03/19 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 0952z - - 1329z - - 1554z - - 1857z - - 2154z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 25.4 - - 30.3 - - 31.8 - - 30.6 - - 29.3 Temp@2m Sfc.Heating -21 - - 62 - - 102 - - 36 - - -28 Sfc.Heating BL Depth 16 - - 868 - - 1145 - - 581 - - 16 BL Depth Hcrit 7205 - - 7205 - - 7205 - - 7206 - - 7205 Hcrit BL Top 7222 - - 8073 - - 8351 - - 7787 - - 7222 BL Top Hgt.Variab. 1983 - - 1213 - - 1358 - - 1326 - - 3293 Hgt.Variab. W* 8 - - 166 - - 214 - - 121 - - 0 W* B/S 0 - - 2 - - 2 - - 1 - - 0 B/S BL Wind 8 - - 19 - - 23 - - 17 - - 10 BL Wind Direction 201 - - 204 - - 226 - - 233 - - 245 Direction Wind Shear 0 - - 15 - - 19 - - 13 - - 0 Wind Shear Max.Converg -9 - - -28 - - -46 - - -31 - - -17 Max.Converg CLOUDpotent 0 - - 852 - - 1129 - - 565 - - 0 CLOUDpotentl sfcLCL 7222 - - 7222 - - 7222 - - 7222 - - 7222 sfcLCL ODpotential -1755 - - 189 - - 539 - - 54 - - -746 ODpotential blCL 8977 - - 7884 - - 7812 - - 7733 - - 7968 blCL maxRH 98 - - 98 - - 100 - - 99 - - 98 maxRH CAPE 0 - - 0 - - 0 - - 20 - - 70 CAPE Temp@2m 25.4 - - 30.3 - - 31.8 - - 30.6 - - 29.3 Temp@2m DewPt@2m 22.3 - - 28.5 - - 29.8 - - 29.0 - - 28.5 DewPt@2m Temp@Bot 27.1 - - 30.1 - - 31.2 - - 30.4 - - 30.8 Temp@Bot DewPt@Bot 22.4 - - 27.9 - - 29.0 - - 28.6 - - 29.8 DewPt@bot Sfc.Heating -21 - - 62 - - 102 - - 36 - - -28 Sfc.Heating BL Depth 16 - - 868 - - 1145 - - 581 - - 16 BL Depth EXPERIMENT 91 - - 92 - - 100 - - 97 - - 94 EXPERIMENT EXPERIMENT2 3 - - 4 - - 4 - - 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] 96543 15 312 6 317 11 260 13 293 13 310 96543 89282 4 015 3 051 3 289 11 008 7 001 89282 83682 8 045 8 069 1 184 9 337 13 359 83682 79045 9 359 9 024 7 051 3 337 11 336 79045 75052 5 347 8 332 9 007 1 333 8 329 75052 71516 3 311 8 279 9 322 11 322 11 333 71516 68304 3 275 11 258 17 280 20 296 11 302 68304 65338 12 306 12 263 16 270 22 293 18 294 65338 62577 19 309 17 294 23 284 26 298 26 311 62577 59884 28 299 25 294 27 286 35 295 36 305 59884 57062 39 298 33 292 40 288 44 289 46 298 57062 54129 44 290 37 295 48 290 50 290 51 293 54129 51331 44 292 42 299 52 295 50 292 48 287 51331 48815 44 297 51 301 52 298 52 296 46 289 48815 46559 51 299 58 297 55 301 58 299 49 292 46559 44514 62 296 62 294 66 300 68 297 53 292 44514 42648 69 295 71 295 81 295 81 294 72 296 42648 40935 75 291 75 291 86 292 89 290 93 291 40935 39350 76 283 76 287 86 290 82 287 96 281 39350 37879 68 280 73 286 83 289 84 289 87 278 37879 36513 62 281 71 286 78 288 88 292 82 285 36513 35221 60 283 71 287 76 290 93 294 87 293 35221 33943 58 282 71 286 76 291 99 296 96 295 33943 32650 53 277 66 283 72 290 103 297 104 295 32650 31345 49 271 58 277 66 288 100 298 109 295 31345 30016 45 270 52 269 64 284 85 297 110 296 30016 28656 37 274 49 267 63 281 67 292 108 296 28656 27269 29 266 44 272 59 282 60 283 103 297 27269 25855 28 248 34 277 45 288 60 281 92 297 25855 24418 29 240 28 268 30 291 50 288 77 296 24418 22964 29 244 28 244 19 281 34 293 63 293 22964 21491 37 244 36 228 20 258 25 292 53 289 21491 19993 42 247 36 231 28 248 25 280 46 285 19993 18494 42 255 33 239 31 248 32 269 41 280 18494 17065 38 259 30 249 31 249 37 264 40 277 17065 15767 33 259 28 254 32 243 39 259 40 274 15767 14606 31 258 26 251 34 239 38 254 39 270 14606 13563 33 256 25 244 36 238 37 252 37 264 13563 12620 35 249 25 236 37 240 35 251 36 258 12620 11764 36 235 28 227 35 244 34 251 35 251 11764 10986 39 214 36 215 33 246 32 251 35 247 10986 10281 43 202 40 207 35 241 31 248 35 244 10281 9641 41 201 40 204 37 229 31 246 35 243 9641 9052 38 203 35 202 36 226 31 238 35 242 9052 8519 32 203 29*202 35*225 29 235 35 242 8519 8064 27 199 24*203 30*225 26*233 33 243 8064 7709 23 196 21 204 26 226 22*232 28 243 7709 7461 19 197 18 204 23 226 18 233 23 244 7461 7310 15*198 15 204 19 226 15 232 19*245 7310 7222 8*201 9 204 11 226 9 233 10*245 7222 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