DrJack's BLIPSPOT for: THU 07/30 Truckee 7208ft 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 - - - 0659z - - 1001z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 74.2 - - 76.9 - - - - - 64.4 Temp@2m Sfc.Heating - - - 321 - - 437 - - - - - -25 Sfc.Heating BL Depth - - - 4034 - - 4842 - - - - - 16 BL Depth Hcrit - - - 9985 - - 10727 - - - - - 7208 Hcrit BL Top - - - 11242 - - 12051 - - - - - 7224 BL Top Hgt.Variab. - - - 1959 - - 2040 - - - - - 1525 Hgt.Variab. W* - - - 470 - - 553 - - - - - 11 W* B/S - - - 9 - - 8 - - - - - 0 B/S BL Wind - - - 10 - - 12 - - - - - 5 BL Wind Direction - - - 225 - - 239 - - - - - 258 Direction Wind Shear - - - 5 - - 4 - - - - - 0 Wind Shear Max.Converg - - - -13 - - -25 - - - - - -10 Max.Converg CLOUDpotent - - - -6151 - - -5390 - - - - - -6111 CLOUDpotentl sfcLCL - - - 17394 - - 17442 - - - - - 13336 sfcLCL ODpotential - - - -12660 - - -11242 - - - - - -12724 ODpotential blCL - - - 23902 - - 23293 - - - - - 19948 blCL maxRH - - - 55 - - 39 - - - - - 26 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 74.2 - - 76.9 - - - - - 64.4 Temp@2m DewPt@2m - - - 23.0 - - 25.3 - - - - - 31.6 DewPt@2m Temp@Bot - - - 72.0 - - 74.3 - - - - - 65.7 Temp@Bot DewPt@Bot - - - 21.8 - - 24.1 - - - - - 31.2 DewPt@bot Sfc.Heating - - - 321 - - 437 - - - - - -25 Sfc.Heating BL Depth - - - 4034 - - 4842 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - - - - 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] 99622 42 112 38 112 32 111 99622 92117 40 118 37 117 33 107 92117 86313 29 116 28 118 32 105 86313 81506 23 101 22 106 25 103 81506 77376 22 115 21 116 22 111 77376 73723 25 116 26 122 22 106 73723 70421 18 109 27 130 14 093 70421 67399 14 121 18 111 9 118 67399 64608 11 138 9 113 13 109 64608 61921 7 120 10 162 5 105 61921 59137 5 234 8 222 5 258 59137 56283 10 230 22 238 18 254 56283 53592 24 258 25 249 25 250 53592 51172 42 266 39 263 36 265 51172 49004 57 268 55 266 49 272 49004 47028 62 265 65 270 57 272 47028 45200 61 264 68 269 61 272 45200 43493 60 267 67 270 63 273 43493 41891 62 274 66 274 64 277 41891 40382 66 278 69 279 65 280 40382 38966 65 280 70 279 64 282 38966 37614 60 277 68 278 62 285 37614 36266 56 272 63 276 58 284 36266 34894 53 270 58 272 56 281 34894 33504 50 271 56 269 55 279 33504 32086 43 269 54 267 51 278 32086 30631 41 270 50 264 42 276 30631 29143 40 272 46 266 37 274 29143 27623 37 272 39 264 35 273 27623 26073 29 268 35 258 34 272 26073 24499 24 263 33 251 33 267 24499 22894 21 260 29 248 31 262 22894 21256 19 260 24 252 26 259 21256 19610 17 259 19 254 21 246 19610 18037 17 254 16 246 18 234 18037 16605 17 247 14 236 16 230 16605 15324 17 240 12 226 13 226 15324 14169 17 231 13 212 12 218 14169 13123 17 221 12 209 11 213 13123 12173 16 213 11*219 12 213 12173 11312 13*213 11*225 14 220 11312 10536 11*217 12 232 17 226 10536 9835 10 222 12 238 19 230 9835 9194 10 225 13 241 18 240 9194 8618 10 226 13 242 17 252 8618 8128 10 228 13 243 17 258 8128 7747 9 228 13 244 16 258 7747 7481 9 229 12 244 13 259 7481 7318 8 228 11 244 11*258 7318 7224 6 227 8 244 5*258 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