DrJack's BLIPSPOT for: SAT 02/28 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 35.7 - - 46.5 - - 48.3 - - 45.3 - - 38.1 Temp@2m Sfc.Heating -18 - - 3 - - 23 - - -11 - - -24 Sfc.Heating BL Depth 16 - - 16 - - 933 - - 16 - - 16 BL Depth Hcrit 7206 - - 7207 - - 7207 - - 7206 - - 7206 Hcrit BL Top 7223 - - 7223 - - 8139 - - 7223 - - 7223 BL Top Hgt.Variab. 81 - - 1131 - - 2263 - - 3228 - - 492 Hgt.Variab. W* 0 - - 20 - - 136 - - 15 - - 0 W* B/S 0 - - 2 - - 2 - - 0 - - 0 B/S BL Wind 5 - - 2 - - 11 - - 6 - - 5 BL Wind Direction 214 - - 238 - - 234 - - 238 - - 226 Direction Wind Shear 0 - - 0 - - 7 - - 0 - - 0 Wind Shear Max.Converg -17 - - -5 - - -25 - - -11 - - -14 Max.Converg CLOUDpotent 1 - - -1348 - - 186 - - 0 - - 1 CLOUDpotentl sfcLCL 7223 - - 8572 - - 7953 - - 7223 - - 7223 sfcLCL ODpotential -6362 - - -4976 - - -2938 - - -1232 - - -2322 ODpotential blCL 13585 - - 12199 - - 11077 - - 8455 - - 9545 blCL maxRH 84 - - 91 - - 88 - - 87 - - 97 maxRH CAPE 0 - - 0 - - 80 - - 140 - - 0 CAPE Temp@2m 35.7 - - 46.5 - - 48.3 - - 45.3 - - 38.1 Temp@2m DewPt@2m 30.5 - - 34.1 - - 38.4 - - 41.9 - - 37.9 DewPt@2m Temp@Bot 41.3 - - 46.6 - - 48.1 - - 46.1 - - 40.4 Temp@Bot DewPt@Bot 33.5 - - 32.9 - - 37.2 - - 41.5 - - 39.8 DewPt@bot Sfc.Heating -18 - - 3 - - 23 - - -11 - - -24 Sfc.Heating BL Depth 16 - - 16 - - 933 - - 16 - - 16 BL Depth EXPERIMENT 36 - - 64 - - 52 - - 49 - - 89 EXPERIMENT EXPERIMENT2 5 - - 5 - - 6 - - 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] 96608 15 121 5 092 9 098 6 113 2 125 96608 89406 8 104 8 093 2 085 5 307 4 014 89406 83832 2 010 8 006 11 324 13 009 5 013 83832 79258 11 018 10 348 12 305 20 350 14 006 79258 75357 22 337 15 008 11 329 18 332 15 323 75357 71903 26 328 26 336 23 331 18 333 17 317 71903 68774 34 321 31 318 28 326 27 326 27 314 68774 65894 40 304 37 307 38 314 36 311 34 311 65894 63200 44 290 43 298 45 303 46 298 45 298 63200 60573 46 287 49 291 48 284 49 289 47 292 60573 57813 51 289 55 287 44 283 55 290 49 292 57813 54933 61 288 53 287 57 289 60 286 58 287 54933 52189 75 277 57 291 66 284 67 282 62 284 52189 49723 71 270 76 276 71 280 71 282 65 285 49723 47508 67 271 73 269 71 278 76 281 70 283 47508 45495 78 271 69 272 73 279 77 280 75 278 45495 43644 85 264 73 275 77 280 77 280 71 274 43644 41938 81 255 80 273 79 278 77 279 70 276 41938 40371 71 255 84 265 82 271 82 275 74 280 40371 38934 74 260 82 260 84 264 84 275 79 286 38934 37601 76 254 78 257 77 261 84 277 86 293 37601 36326 71 247 74 259 74 264 80 279 81 289 36326 35050 69 242 72 264 75 267 81 279 73 282 35050 33745 60 238 73 267 76 267 84 278 75 277 33745 32417 44 232 76 266 77 265 86 276 76 275 32417 31055 44 236 77 264 79 266 85 273 73 275 31055 29652 44 243 78 262 81 268 81 271 70 274 29652 28209 45 251 80 266 81 270 74 269 67 274 28209 26736 47 256 80 271 79 272 64 270 62 275 26736 25236 51 259 59 262 71 273 55 272 56 274 25236 23712 50 255 47 249 58 271 48 271 52 271 23712 22162 44 249 41 239 48 265 47 263 51 268 22162 20583 42 244 39 235 45 258 51 260 52 266 20583 19001 42 239 38 240 42 251 49 259 51 266 19001 17494 40 235 37 239 39 246 43 258 45 268 17494 16127 35 233 36 233 36 242 39 256 39 268 16127 14910 28 235 32 229 34 237 37 253 33 264 14910 13817 22 241 24 228 31 236 36 250 32 258 13817 12830 17 250 18 232 28 239 34 247 32 253 12830 11935 14 256 15 238 24 244 30 248 32 250 11935 11122 12 259 13 244 20 249 25 251 30 249 11122 10387 12 259 12 245 18 253 24 248 27 247 10387 9721 12 257 11 246 16 254 23 240 26 244 9721 9110 13 254 9 250 15 246 22 235 25 240 9110 8558 12 248 9 257 14*237 20 235 23 237 8558 8089 12 238 8 259 13*234 18 236 21 231 8089 7722 11 221 8 253 12 234 15 237 18 226 7722 7468 11 208 7 246 11 234 13 238 14 224 7468 7312 9*205 6*244 9 234 10*237 10*224 7312 7223 5*214 2*238 6 235 6*238 5*226 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