DrJack's BLIPSPOT for: SUN 08/23 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 - - - 71.0 - - 74.4 - - 71.6 - - 62.7 Temp@2m Sfc.Heating - - - 352 - - 481 - - 219 - - -19 Sfc.Heating BL Depth - - - 4177 - - 5785 - - 3686 - - 16 BL Depth Hcrit - - - 10122 - - 11510 - - 9565 - - 7208 Hcrit BL Top - - - 11385 - - 12994 - - 10894 - - 7224 BL Top Hgt.Variab. - - - 2593 - - 2636 - - 2378 - - 1847 Hgt.Variab. W* - - - 487 - - 602 - - 399 - - 8 W* B/S - - - 5 - - 6 - - 4 - - 0 B/S BL Wind - - - 17 - - 19 - - 18 - - 5 BL Wind Direction - - - 224 - - 228 - - 238 - - 246 Direction Wind Shear - - - 10 - - 10 - - 9 - - 0 Wind Shear Max.Converg - - - -31 - - -37 - - -44 - - -9 Max.Converg CLOUDpotent - - - -1448 - - -1475 - - -3283 - - -4714 CLOUDpotentl sfcLCL - - - 12833 - - 14469 - - 14178 - - 11938 sfcLCL ODpotential - - - -4652 - - -4309 - - -6723 - - -10007 ODpotential blCL - - - 16037 - - 17303 - - 17617 - - 17231 blCL maxRH - - - 89 - - 78 - - 83 - - 82 maxRH CAPE - - - 160 - - 20 - - 0 - - 0 CAPE Temp@2m - - - 71.0 - - 74.4 - - 71.6 - - 62.7 Temp@2m DewPt@2m - - - 39.7 - - 35.8 - - 34.4 - - 35.8 DewPt@2m Temp@Bot - - - 68.9 - - 71.9 - - 70.1 - - 63.9 Temp@Bot DewPt@Bot - - - 39.3 - - 35.3 - - 34.0 - - 35.6 DewPt@bot Sfc.Heating - - - 352 - - 481 - - 219 - - -19 Sfc.Heating BL Depth - - - 4177 - - 5785 - - 3686 - - 16 BL Depth EXPERIMENT - - - 57 - - 12 - - 31 - - 29 EXPERIMENT EXPERIMENT2 - - - 6 - - 5 - - 5 - - 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] 99268 26 116 15 108 21 128 9 074 99268 91819 19 108 16 142 16 090 15 090 91819 86041 13 127 13 115 13 077 18 090 86041 81257 16 115 13 099 14 085 15 093 81257 77138 17 091 14 102 11 099 8 100 77138 73487 10 103 14 092 12 114 9 113 73487 70188 12 115 7 092 8 105 5 112 70188 67166 5 110 1 201 1 170 2 135 67166 64370 4 185 7 176 5 238 5 216 64370 61665 6 221 8 205 10 216 9 179 61665 58836 5 194 13 184 15 222 11 218 58836 55903 24 231 23 215 24 220 21 224 55903 53110 32 225 32 216 30 218 27 218 53110 50593 31 225 35 219 36 221 35 222 50593 48337 31 224 40 224 42 223 41 222 48337 46295 35 225 44 225 51 223 48 224 46295 44437 44 221 47 226 56 220 55 223 44437 42751 43 216 48 230 55 220 62 221 42751 41206 47 225 49 231 56 223 65 218 41206 39762 51 230 50 230 57 224 59 219 39762 38403 52 233 52 231 54 226 51 224 38403 37103 49 234 52 233 49 229 45 226 37103 35802 45 235 51 234 46 234 41 228 35802 34475 41 236 43 232 41 236 38 227 34475 33125 36 238 37 229 35 232 38 222 33125 31743 35 239 36 226 32 224 36 218 31743 30321 35 235 36 222 32 220 33 219 30321 28862 32 232 32 220 30 218 29 224 28862 27371 30 234 28 223 26 217 27 226 27371 25852 28 236 25 225 26 219 26 224 25852 24307 27 235 25 224 27 221 25 220 24307 22733 27 232 27 224 27 222 25 215 22733 21121 29 230 30 225 27 220 24 210 21121 19498 30 228 31 226 26 217 23 204 19498 17943 30 226 31 225 25 214 23 202 17943 16526 29 225 29 224 24 213 23 202 16526 15258 28 223 28 221 24 213 23 205 15258 14115 26 223 26 218 24 213 23 209 14115 13079 24 223 22*219 24 213 24 213 13079 12140 22*223 20*222 23 215 25 217 12140 11288 19*223 20 224 20*222 26 220 11288 10520 18 223 20 226 19*230 27 222 10520 9824 18 223 20 228 19 235 28 224 9824 9188 18 224 20 231 19 238 25 228 9188 8614 17 225 19 232 18 240 21 238 8614 8126 17 225 19 233 18 241 18 247 8126 7745 16 225 18 234 17 241 16 249 7745 7480 14 225 17 234 16 242 13 250 7480 7317 13 225 15 234 14 242 10 249 7317 7224 9 225 11 234 10 243 5*246 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