DrJack's BLIPSPOT for: MON 08/17 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 - - 1334z - - 1600z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 70.2 - - 72.7 - - 69.9 - - 60.0 Temp@2m Sfc.Heating - - - 357 - - 499 - - 249 - - -21 Sfc.Heating BL Depth - - - 4862 - - 5495 - - 3341 - - 16 BL Depth Hcrit - - - 10666 - - 11290 - - 9356 - - 7207 Hcrit BL Top - - - 12071 - - 12703 - - 10549 - - 7224 BL Top Hgt.Variab. - - - 2536 - - 2314 - - 2106 - - 1930 Hgt.Variab. W* - - - 515 - - 600 - - 403 - - 8 W* B/S - - - 6 - - 9 - - 5 - - 0 B/S BL Wind - - - 14 - - 13 - - 15 - - 4 BL Wind Direction - - - 203 - - 233 - - 247 - - 257 Direction Wind Shear - - - 10 - - 9 - - 6 - - 0 Wind Shear Max.Converg - - - -16 - - -25 - - -42 - - -10 Max.Converg CLOUDpotent - - - -2281 - - -2106 - - -3850 - - -4627 CLOUDpotentl sfcLCL - - - 14353 - - 14810 - - 14400 - - 11851 sfcLCL ODpotential - - - -6597 - - -5300 - - -8210 - - -10364 ODpotential blCL - - - 18668 - - 18003 - - 18759 - - 17588 blCL maxRH - - - 88 - - 87 - - 74 - - 71 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 70.2 - - 72.7 - - 69.9 - - 60.0 Temp@2m DewPt@2m - - - 32.3 - - 32.7 - - 31.9 - - 33.6 DewPt@2m Temp@Bot - - - 68.1 - - 70.1 - - 68.3 - - 61.7 Temp@Bot DewPt@Bot - - - 31.8 - - 32.1 - - 31.5 - - 33.5 DewPt@bot Sfc.Heating - - - 357 - - 499 - - 249 - - -21 Sfc.Heating BL Depth - - - 4862 - - 5495 - - 3341 - - 16 BL Depth EXPERIMENT - - - 52 - - 47 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 4 - - 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] 99383 33 110 31 099 27 102 26 101 99383 91882 30 111 25 109 25 107 24 083 91882 86100 27 099 23 105 21 109 20 089 86100 81311 17 090 17 095 19 095 22 094 81311 77185 17 100 12 088 18 086 17 090 77185 73550 19 097 12 093 15 075 16 078 73550 70266 12 086 13 117 10 077 14 054 70266 67248 7 082 8 128 5 066 8 070 67248 64457 5 060 3 103 6 047 6 048 64457 61767 1 070 8 247 6 291 2 303 61767 58959 6 155 10 214 9 267 5 230 58959 56039 16 240 27 222 26 230 21 239 56039 53258 31 238 30 219 23 214 23 221 53258 50752 44 233 32 236 33 243 25 254 50752 48519 51 233 56 238 55 239 56 253 48519 46524 55 230 52 235 55 237 65 241 46524 44713 52 242 58 247 65 250 68 247 44713 43049 66 249 77 246 75 247 77 249 43049 41499 70 245 79 241 76 241 76 245 41499 40041 69 241 74 240 78 235 72 244 40041 38668 70 236 72 236 78 239 71 246 38668 37353 72 236 74 233 73 242 71 248 37353 36033 71 237 71 236 66 242 71 248 36033 34685 66 238 63 238 61 241 69 248 34685 33315 60 237 60 237 60 238 64 247 33315 31911 56 236 56 239 58 239 59 247 31911 30466 50 242 52 242 55 244 55 247 30466 28982 45 242 47 234 49 250 49 246 28982 27464 44 234 50 227 45 237 44 241 27464 25913 46 225 55 224 49 234 45 239 25913 24340 47 221 51 223 45 234 40 246 24340 22749 42 221 35 231 32 233 31 240 22749 21127 37 221 23 248 22 230 22 224 21127 19499 31 221 22 236 17 222 16 211 19499 17940 26 221 22 219 16 209 13 215 17940 16521 23 216 19 204 16 199 11 218 16521 15250 23 207 18 191 14 193 11 212 15250 14103 23 197 15 185 13 193 11 200 14103 13066 21 189 12*188 14 199 11 194 13066 12124 19*187 11*196 14 208 12 198 12124 11272 17*189 11 210 14*220 15 209 11272 10504 16 193 12 221 14*233 18 216 10504 9812 15 202 13 237 15 244 20 220 9812 9178 15 206 15 243 16 248 18 228 9178 8607 14 208 15 245 16 250 15 243 8607 8122 14 210 15 246 16 251 13 254 8122 7743 13 211 15 246 16 251 12 257 7743 7479 12 212 14 247 15 252 11 258 7479 7317 11 212 13 247 13 252 8*257 7317 7224 8 212 10 247 9 252 4*257 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