DrJack's BLIPSPOT for: TUE 08/18 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 - - - 72.3 - - 75.1 - - 72.9 - - 63.7 Temp@2m Sfc.Heating - - - 309 - - 461 - - 239 - - -22 Sfc.Heating BL Depth - - - 4236 - - 5131 - - 2970 - - 16 BL Depth Hcrit - - - 10122 - - 10971 - - 9065 - - 7208 Hcrit BL Top - - - 11444 - - 12340 - - 10178 - - 7224 BL Top Hgt.Variab. - - - 2375 - - 2348 - - 2263 - - 1186 Hgt.Variab. W* - - - 469 - - 571 - - 383 - - 8 W* B/S - - - 8 - - 9 - - 6 - - 0 B/S BL Wind - - - 11 - - 11 - - 11 - - 4 BL Wind Direction - - - 213 - - 240 - - 257 - - 267 Direction Wind Shear - - - 6 - - 5 - - 3 - - 0 Wind Shear Max.Converg - - - -12 - - -23 - - -28 - - -9 Max.Converg CLOUDpotent - - - -3804 - - -3024 - - -5370 - - -6505 CLOUDpotentl sfcLCL - - - 15249 - - 15364 - - 15549 - - 13730 sfcLCL ODpotential - - - -9192 - - -6843 - - -10209 - - -12855 ODpotential blCL - - - 20636 - - 19183 - - 20387 - - 20079 blCL maxRH - - - 78 - - 80 - - 77 - - 80 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 72.3 - - 75.1 - - 72.9 - - 63.7 Temp@2m DewPt@2m - - - 30.5 - - 32.7 - - 29.9 - - 29.3 DewPt@2m Temp@Bot - - - 70.2 - - 72.6 - - 71.3 - - 65.6 Temp@Bot DewPt@Bot - - - 29.8 - - 31.9 - - 29.3 - - 28.9 DewPt@bot Sfc.Heating - - - 309 - - 461 - - 239 - - -22 Sfc.Heating BL Depth - - - 4236 - - 5131 - - 2970 - - 16 BL Depth EXPERIMENT - - - 12 - - 20 - - 8 - - 21 EXPERIMENT EXPERIMENT2 - - - 4 - - 5 - - 4 - - 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] 99382 24 112 23 098 28 109 21 105 99382 91846 24 100 23 111 22 101 20 092 91846 86066 16 098 18 095 22 094 21 105 86066 81277 16 104 11 112 14 081 19 087 81277 77141 17 095 12 108 7 093 16 058 77141 73490 18 102 10 107 8 083 14 059 73490 70209 19 071 13 112 6 073 15 057 70209 67211 9 059 10 091 8 078 10 076 67211 64433 10 087 4 125 4 088 6 087 64433 61758 4 040 5 109 2 142 4 163 61758 58976 8 195 4 223 5 209 5 216 58976 56093 19 230 16 234 16 248 18 248 56093 53353 27 241 29 243 25 255 23 237 53353 50889 34 248 35 249 34 252 32 246 50889 48686 44 249 41 247 44 247 44 245 48686 46701 54 242 45 239 50 243 54 245 46701 44893 60 246 46 239 51 243 57 245 44893 43224 63 246 51 245 57 247 56 246 43224 41662 62 246 55 247 58 248 54 248 41662 40192 60 247 53 247 57 248 52 249 40192 38808 60 251 51 245 54 245 51 248 38808 37483 58 252 50 245 51 244 51 247 37483 36157 54 250 50 245 47 244 48 246 36157 34803 48 248 49 245 44 246 45 244 34803 33426 44 249 48 248 41 251 42 244 33426 32018 45 247 42 250 38 254 38 248 32018 30570 43 246 34 251 36 251 35 253 30570 29085 39 241 32 248 35 249 33 249 29085 27564 35 236 34 243 33 239 32 243 27564 26014 31 239 35 241 29 240 32 235 26014 24443 28 247 30 239 26 245 30 231 24443 22844 29 248 27 243 26 245 27 234 22844 21209 29 245 26 248 24 243 25 239 21209 19566 24 243 23 244 20 238 21 239 19566 17996 19 243 19 235 17 234 16 231 17996 16569 15 241 15 223 14 225 13 213 16569 15293 13 234 12 211 12 212 13 195 15293 14144 13 221 12 207 11 199 12 186 14144 13105 14 211 11*213 11 197 11 183 13105 12161 14*206 10*221 11 203 9 188 12161 11306 12*207 10 228 9 214 9 197 11306 10534 12 209 11 235 9*235 10 212 10534 9835 12 212 12 241 10*248 11 222 9835 9196 12 213 12 244 11 255 10 230 9196 8618 11 215 12 246 12 257 9 247 8618 8128 11 217 13 247 12 259 9 262 8128 7746 10 217 12 248 12 259 10 267 7746 7481 10 218 12 248 11 259 9 267 7481 7318 9 218 11 248 10 260 7*267 7318 7224 7 217 8 248 8 260 4*267 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