DrJack's BLIPSPOT for: SAT 04/11 Truckee 7206ft 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 - - - 0952z - - 1001z - - 1333z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 33.5 - - 34.8 - - 34.4 - - 30.1 Temp@2m Sfc.Heating - - - 83 - - 126 - - 86 - - -27 Sfc.Heating BL Depth - - - 725 - - 1026 - - 897 - - 16 BL Depth Hcrit - - - 7206 - - 7205 - - 7206 - - 7205 Hcrit BL Top - - - 7930 - - 8232 - - 8103 - - 7222 BL Top Hgt.Variab. - - - 1845 - - 1869 - - 2217 - - 2277 Hgt.Variab. W* - - - 172 - - 221 - - 187 - - 0 W* B/S - - - 2 - - 2 - - 1 - - 0 B/S BL Wind - - - 16 - - 21 - - 26 - - 11 BL Wind Direction - - - 218 - - 214 - - 209 - - 201 Direction Wind Shear - - - 11 - - 17 - - 23 - - 0 Wind Shear Max.Converg - - - -23 - - -28 - - -42 - - -10 Max.Converg CLOUDpotent - - - 708 - - 1010 - - 881 - - 0 CLOUDpotentl sfcLCL - - - 7222 - - 7222 - - 7222 - - 7222 sfcLCL ODpotential - - - 208 - - 444 - - 211 - - -828 ODpotential blCL - - - 7722 - - 7788 - - 7892 - - 8050 blCL maxRH - - - 99 - - 100 - - 98 - - 96 maxRH CAPE - - - 0 - - 30 - - 10 - - 0 CAPE Temp@2m - - - 33.5 - - 34.8 - - 34.4 - - 30.1 Temp@2m DewPt@2m - - - 31.9 - - 32.9 - - 32.1 - - 28.8 DewPt@2m Temp@Bot - - - 33.1 - - 34.1 - - 33.8 - - 31.3 Temp@Bot DewPt@Bot - - - 31.3 - - 32.2 - - 31.5 - - 29.0 DewPt@bot Sfc.Heating - - - 83 - - 126 - - 86 - - -27 Sfc.Heating BL Depth - - - 725 - - 1026 - - 897 - - 16 BL Depth EXPERIMENT - - - 97 - - 101 - - 94 - - 86 EXPERIMENT EXPERIMENT2 - - - 5 - - 5 - - 5 - - 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] 97015 37 266 49 270 57 280 55 273 97015 89638 43 270 53 272 48 284 42 279 89638 84013 41 276 49 273 44 280 41 277 84013 79384 33 274 33 268 41 270 35 269 79384 75414 24 270 24 260 30 263 20 272 75414 71872 24 269 24 252 23 263 22 261 71872 68628 33 258 26 245 26 261 36 251 68628 65633 33 248 26 248 33 254 39 243 65633 62847 27 240 31 250 34 252 30 237 62847 60130 25 241 35 246 28 246 21 238 60130 57258 30 239 31 236 24 235 21 243 57258 54251 29 223 24 220 27 230 30 245 54251 51390 24 215 23 220 30 237 38 247 51390 48828 28 230 36 234 40 246 42 245 48828 46536 39 238 47 241 50 244 50 237 46536 44475 50 241 56 242 59 232 57 229 44475 42605 56 237 50 236 52 215 57 220 42605 40885 53 242 44 245 42 219 49 216 40885 39289 54 249 58 255 52 234 45 220 39289 37800 49 249 74 254 68 239 48 230 37800 36418 52 260 84 251 83 237 57 236 36418 35114 65 265 86 249 92 233 66 235 35114 33829 68 265 85 248 92 231 69 227 33829 32535 64 264 80 244 91 230 70 221 32535 31234 57 261 74 240 88 229 71 222 31234 29913 52 254 69 236 84 226 76 222 29913 28561 54 250 66 233 79 223 81 220 28561 27183 55 250 65 232 75 223 83 218 27183 25780 51 251 64 231 71 224 81 218 25780 24363 45 250 62 230 67 225 75 217 24363 22931 41 247 60 230 62 225 69 215 22931 21477 40 247 56 230 58 223 64 213 21477 19987 40 250 50 230 56 219 62 213 19987 18491 39 251 45 230 54 215 57 213 18491 17067 37 251 42 228 53 213 52 212 17067 15776 35 247 41 225 52 212 50 209 15776 14621 35 243 40 217 51 214 49 207 14621 13579 35 232 44 208 50 215 49 204 13579 12633 38 220 47 206 49 213 50 204 12633 11772 40 215 47 207 46 210 51 203 11772 10990 39 215 46 209 46 207 52 201 10990 10282 37 216 44 211 46 207 52 200 10282 9640 34 217 41 213 45 207 52 200 9640 9051 31 218 36 213 43 207 50 200 9051 8518 27 219 32*214 40*208 47 200 8518 8064 24*219 27*214 35*209 41 200 8064 7709 20*218 24 214 30 209 33 200 7709 7462 17 218 21 214 25 210 27 200 7462 7310 14 218 17 214 21 210 22*200 7310 7222 9 217 10 213 12 210 11*201 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