DrJack's BLIPSPOT for: THU 08/13 Truckee 7207ft 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 - - 1334z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 64.4 - - 66.4 - - 64.1 - - 55.6 Temp@2m Sfc.Heating - - - 436 - - 549 - - 332 - - 4 Sfc.Heating BL Depth - - - 3163 - - 4126 - - 3712 - - 1037 BL Depth Hcrit - - - 9398 - - 10221 - - 9742 - - 7207 Hcrit BL Top - - - 10371 - - 11334 - - 10920 - - 8244 BL Top Hgt.Variab. - - - 1574 - - 2354 - - 2055 - - 1288 Hgt.Variab. W* - - - 477 - - 563 - - 460 - - 71 W* B/S - - - 4 - - 5 - - 4 - - 1 B/S BL Wind - - - 22 - - 22 - - 19 - - 14 BL Wind Direction - - - 227 - - 229 - - 228 - - 230 Direction Wind Shear - - - 13 - - 12 - - 10 - - 10 Wind Shear Max.Converg - - - -41 - - -48 - - -42 - - -33 Max.Converg CLOUDpotent - - - 218 - - 512 - - 875 - - 755 CLOUDpotentl sfcLCL - - - 10153 - - 10823 - - 10046 - - 7490 sfcLCL ODpotential - - - -3144 - - -2394 - - -977 - - -2678 ODpotential blCL - - - 13515 - - 13728 - - 11897 - - 10922 blCL maxRH - - - 80 - - 84 - - 78 - - 84 maxRH CAPE - - - 640 - - 670 - - 620 - - 360 CAPE Temp@2m - - - 64.4 - - 66.4 - - 64.1 - - 55.6 Temp@2m DewPt@2m - - - 44.4 - - 43.5 - - 44.6 - - 47.3 DewPt@2m Temp@Bot - - - 62.2 - - 63.7 - - 62.1 - - 55.6 Temp@Bot DewPt@Bot - - - 44.4 - - 43.5 - - 44.6 - - 47.3 DewPt@bot Sfc.Heating - - - 436 - - 549 - - 332 - - 4 Sfc.Heating BL Depth - - - 3163 - - 4126 - - 3712 - - 1037 BL Depth EXPERIMENT - - - 20 - - 36 - - 10 - - 36 EXPERIMENT EXPERIMENT2 - - - 7 - - 7 - - 8 - - 9 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] 99302 25 098 28 107 16 121 18 095 99302 91813 16 108 19 086 20 110 16 096 91813 86034 17 111 14 093 20 103 16 097 86034 81230 20 122 15 125 12 105 14 079 81230 77080 18 110 13 119 10 118 9 086 77080 73413 16 071 9 139 8 089 11 096 73413 70100 8 074 9 142 5 090 6 089 70100 67060 5 111 6 155 1 113 3 083 67060 64246 2 158 6 183 4 241 4 229 64246 61528 6 263 3 193 5 229 4 201 61528 58694 10 249 7 240 11 230 10 245 58694 55755 12 243 11 238 16 233 20 241 55755 52957 17 237 16 240 18 230 24 238 52957 50439 23 228 21 236 20 234 24 226 50439 48180 25 220 26 229 23 234 24 220 48180 46131 24 214 28 221 28 230 24 220 46131 44256 25 217 27 223 30 229 24 219 44256 42529 24 219 26 229 28 229 22 224 42529 40927 20 225 24 228 28 225 24 228 40927 39438 15 239 21 230 25 219 23 227 39438 38055 12 235 17 237 21 218 19 222 38055 36744 5 226 8 232 18 210 14 243 36744 35443 5 358 2 338 21 198 14 260 35443 34121 7 013 2 333 25 179 12 264 34121 32779 3 018 5 239 19 176 11 256 32779 31408 3 249 8 239 15 179 11 245 31408 29997 5 252 7 252 13 189 12 236 29997 28550 5 258 6 262 11 210 13 235 28550 27069 6 261 7 272 13 248 12 238 27069 25560 10 266 10 271 14 271 12 248 25560 24028 12 266 11 262 13 273 13 255 24028 22470 15 255 10 260 9 279 11 260 22470 20880 16 236 11 239 9 285 8 268 20880 19282 16 216 15 226 12 261 8 265 19282 17753 16 208 21 223 17 245 11 255 17753 16363 17 214 24 222 20 236 15 250 16363 15118 20 222 26 222 23 228 18 244 15118 13996 23 228 26 223 24 223 21 238 13996 12981 24 233 26 225 24 220 21 234 12981 12059 24 234 24*226 23 219 22 231 12059 11223 25 232 23*226 21*221 25 225 11223 10468 25*229 23 226 20*223 27 219 10468 9784 25*227 23 228 20 226 26 216 9784 9159 25 227 23 229 20 228 23 218 9159 8594 24 227 23 230 20 229 19*226 8594 8113 23 228 22 231 19 230 17*229 8113 7738 22 228 21 232 19 231 16 230 7738 7477 20 228 19 232 17 231 14 230 7477 7316 17 228 17 232 15 231 12 231 7316 7224 12 228 12 232 10 231 7 232 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