DrJack's BLIPSPOT for: WED 08/12 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 - - - 0952z - - 1001z - - 1333z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 69.6 - - 72.1 - - 69.8 - - 61.7 Temp@2m Sfc.Heating - - - 362 - - 491 - - 283 - - -12 Sfc.Heating BL Depth - - - 2746 - - 4510 - - 4004 - - 16 BL Depth Hcrit - - - 9028 - - 10497 - - 9913 - - 7207 Hcrit BL Top - - - 9954 - - 11718 - - 11213 - - 7224 BL Top Hgt.Variab. - - - 1887 - - 3667 - - 2372 - - 3037 Hgt.Variab. W* - - - 429 - - 560 - - 448 - - 9 W* B/S - - - 4 - - 6 - - 5 - - 0 B/S BL Wind - - - 20 - - 18 - - 17 - - 4 BL Wind Direction - - - 238 - - 240 - - 238 - - 236 Direction Wind Shear - - - 11 - - 6 - - 7 - - 0 Wind Shear Max.Converg - - - -47 - - -39 - - -32 - - -7 Max.Converg CLOUDpotent - - - -4885 - - -1476 - - -2029 - - -4289 CLOUDpotentl sfcLCL - - - 14840 - - 13194 - - 13243 - - 11513 sfcLCL ODpotential - - - -7515 - - -3680 - - -4745 - - -8401 ODpotential blCL - - - 17469 - - 15398 - - 15958 - - 15625 blCL maxRH - - - 90 - - 80 - - 92 - - 73 maxRH CAPE - - - 40 - - 150 - - 10 - - 40 CAPE Temp@2m - - - 69.6 - - 72.1 - - 69.8 - - 61.7 Temp@2m DewPt@2m - - - 29.6 - - 39.0 - - 36.6 - - 36.3 DewPt@2m Temp@Bot - - - 67.6 - - 69.5 - - 68.1 - - 62.5 Temp@Bot DewPt@Bot - - - 28.9 - - 38.4 - - 36.0 - - 36.1 DewPt@bot Sfc.Heating - - - 362 - - 491 - - 283 - - -12 Sfc.Heating BL Depth - - - 2746 - - 4510 - - 4004 - - 16 BL Depth EXPERIMENT - - - 61 - - 20 - - 67 - - 0 EXPERIMENT EXPERIMENT2 - - - 5 - - 6 - - 6 - - 6 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] 99350 24 100 23 103 27 091 24 093 99350 91874 22 106 20 105 17 100 15 080 91874 86092 19 110 18 099 12 096 14 089 86092 81279 20 106 13 084 11 110 14 088 81279 77123 16 100 8 114 8 057 17 083 77123 73450 12 090 6 113 7 064 14 066 73450 70138 8 087 7 122 4 055 11 057 70138 67097 6 081 7 128 4 087 5 011 67097 64283 4 036 4 123 3 155 7 316 64283 61570 3 280 4 337 2 017 5 296 61570 58752 4 278 6 296 6 292 6 293 58752 55839 7 249 9 276 9 253 13 256 55839 53071 15 238 17 242 11 258 12 243 53071 50584 19 230 23 229 19 247 18 244 50584 48352 19 232 22 223 23 233 25 238 48352 46323 20 239 21 233 24 230 29 234 46323 44463 25 239 25 240 28 237 31 231 44463 42747 34 225 33 237 31 240 30 232 42747 41154 41 220 38 232 35 235 31 227 41154 39670 45 218 41 228 36 228 32 223 39670 38287 39 216 39 229 33 226 32 218 38287 36970 27 214 29 225 26 227 30 215 36970 35658 26 222 22 219 19 222 23 210 35658 34322 23 222 20 230 17 212 20 198 34322 32968 21 224 19 231 20 210 24 189 32968 31583 17 230 16 225 20 208 26 186 31583 30157 13 241 16 215 18 205 27 184 30157 28695 11 232 15 205 17 204 28 180 28695 27198 13 218 14 206 15 206 28 193 27198 25675 12 213 14 212 15 211 24 212 25675 24130 10 218 14 219 16 224 18 229 24130 22560 10 223 13 223 15 233 14 240 22560 20959 10 234 12 227 13 235 11 255 20959 19354 10 232 11 228 10 237 9 279 19354 17820 9 214 10 223 10 234 7 280 17820 16425 9 198 9 214 12 227 7 268 16425 15175 8 202 9 214 13 223 10 252 15175 14049 9 222 11 221 14 222 13 244 14049 13027 13 238 14 229 16 224 14 238 13027 12100 17 242 16*234 16 229 15 228 12100 11258 21 240 17*236 16*232 16 217 11258 10498 22*238 18 237 17*235 16 210 10498 9808 22*238 18 239 17 236 15 207 9808 9177 21 238 19 240 17 238 13 210 9177 8606 21 238 19 241 17 239 12 221 8606 8121 20 238 19 241 17 239 11 229 8121 7743 19 239 18 242 17 240 11 234 7743 7479 17 239 17 242 15 240 9 235 7479 7318 15 239 15 242 14 240 7*235 7318 7224 10 239 11 242 10 240 4*236 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