DrJack's BLIPSPOT for: MON 08/31 Truckee 7207ft 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 - - - 0952z - - 1001z - - 1333z - - 1855z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - 64.5 - - 66.7 - - 63.0 - - 52.8 Temp@2m Sfc.Heating - - - 387 - - 519 - - 277 - - -22 Sfc.Heating BL Depth - - - 3367 - - 4607 - - 2828 - - 16 BL Depth Hcrit - - - 9522 - - 10588 - - 9007 - - 7207 Hcrit BL Top - - - 10575 - - 11815 - - 10036 - - 7224 BL Top Hgt.Variab. - - - 2295 - - 2004 - - 1405 - - 1031 Hgt.Variab. W* - - - 468 - - 572 - - 395 - - 6 W* B/S - - - 5 - - 6 - - 4 - - 0 B/S BL Wind - - - 15 - - 18 - - 19 - - 6 BL Wind Direction - - - 221 - - 225 - - 232 - - 237 Direction Wind Shear - - - 9 - - 9 - - 11 - - 0 Wind Shear Max.Converg - - - -24 - - -32 - - -50 - - -12 Max.Converg CLOUDpotent - - - -2637 - - -1756 - - -3434 - - -3574 CLOUDpotentl sfcLCL - - - 13213 - - 13572 - - 13471 - - 10799 sfcLCL ODpotential - - - -7056 - - -5923 - - -8770 - - -9849 ODpotential blCL - - - 17631 - - 17738 - - 18806 - - 17073 blCL maxRH - - - 54 - - 55 - - 83 - - 80 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 64.5 - - 66.7 - - 63.0 - - 52.8 Temp@2m DewPt@2m - - - 31.6 - - 32.1 - - 29.0 - - 30.9 DewPt@2m Temp@Bot - - - 62.2 - - 64.0 - - 61.5 - - 54.0 Temp@Bot DewPt@Bot - - - 31.3 - - 31.6 - - 28.7 - - 30.8 DewPt@bot Sfc.Heating - - - 387 - - 519 - - 277 - - -22 Sfc.Heating BL Depth - - - 3367 - - 4607 - - 2828 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 33 - - 19 EXPERIMENT EXPERIMENT2 - - - 5 - - 4 - - 4 - - 5 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] 99075 14 132 12 152 7 094 11 034 99075 91617 12 097 12 127 10 114 9 077 91617 85871 5 080 5 113 14 106 12 102 85871 81112 10 141 4 166 8 096 14 102 81112 76998 13 138 7 195 2 143 10 072 76998 73352 10 111 9 170 9 183 2 220 73352 70063 4 185 6 192 7 205 5 232 70063 67041 9 228 7 242 8 275 4 277 67041 64230 10 222 12 237 12 252 12 251 64230 61502 10 242 14 225 15 242 8 258 61502 58649 15 255 16 231 23 244 21 264 58649 55692 21 256 21 243 31 246 30 256 55692 52883 22 258 25 252 33 250 39 256 52883 50372 23 263 30 260 35 258 42 257 50372 48123 22 265 34 265 40 263 43 260 48123 46074 24 270 34 266 41 264 44 261 46074 44195 24 271 31 267 41 263 45 262 44195 42470 21 268 27 263 40 262 48 261 42470 40882 17 272 24 251 37 256 51 258 40882 39412 18 272 24 240 34 249 49 253 39412 38048 14 273 23 239 34 246 42 246 38048 36753 12 281 24 243 34 247 41 241 36753 35458 9 282 23 240 33 251 43 239 35458 34135 7 270 21 235 32 254 44 240 34135 32791 7 265 20 231 30 249 41 242 32791 31417 7 267 19 230 28 241 36 244 31417 30003 6 263 17 233 27 238 31 238 30003 28554 5 274 15 237 26 237 32 229 28554 27072 6 281 15 238 26 238 31 226 27072 25564 4 265 15 241 26 238 31 221 25564 24032 7 254 17 242 26 236 30 220 24032 22472 11 241 18 240 24 235 28 220 22472 20879 11 223 16 238 22 228 25 217 20879 19278 12 218 17 226 19 219 24 207 19278 17748 16 214 19 215 19 210 24 196 17748 16358 21 205 21 203 19 201 26 185 16358 15114 25 197 22 195 20 195 27 178 15114 13993 26 193 23 194 20 194 26 175 13993 12976 25 191 23 198 21 199 24 177 12976 12053 24 191 19*206 24 206 22 186 12053 11215 20*196 18*214 26 211 22 200 11215 10459 17*206 18 218 23*219 25 210 10459 9775 16 217 19 223 21*226 30 214 9775 9151 16 221 19 226 21 230 32 216 9151 8587 16 224 19 228 20 232 30 219 8587 8108 16 225 19 229 20 234 23 226 8108 7734 15 227 18 230 19 234 17 235 7734 7474 14 227 17 231 18 235 14 238 7474 7316 12 227 15 231 16 235 11*238 7316 7224 9 227 11 231 11 236 6*237 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