DrJack's BLIPSPOT for: MON 05/21 Truckee 7139ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 21Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0957z - - 1329z - - 1557z - - 1857z - - 2158z Update Time FCST PERIOD 6 hr - - 6 hr - - 6 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m 42.9 - - 47.4 - - 47.7 - - 46.8 - - 46.0 Temp@2m Sfc.Heating -24 - - 8 - - 34 - - -24 - - -2 Sfc.Heating BL Depth 16 - - 1434 - - 16 - - 16 - - 16 BL Depth Hcrit 7138 - - 7138 - - 7138 - - 7138 - - 7138 Hcrit BL Top 7155 - - 8572 - - 7155 - - 7155 - - 7155 BL Top Hgt.Variab. 1978 - - 2512 - - 3119 - - 2521 - - 1509 Hgt.Variab. W* 0 - - 112 - - 36 - - 0 - - 0 W* B/S 0 - - 1 - - 1 - - 0 - - 0 B/S BL Wind 9 - - 16 - - 8 - - 5 - - 2 BL Wind Direction 078 - - 061 - - 099 - - 113 - - 343 Direction Wind Shear 0 - - 9 - - 0 - - 0 - - 0 Wind Shear Max.Converg 9 - - 17 - - 8 - - 6 - - -3 Max.Converg CLOUDpotent 1 - - 1261 - - 0 - - 0 - - 0 CLOUDpotentl sfcLCL 7155 - - 7311 - - 7155 - - 7155 - - 7155 sfcLCL ODpotential -2007 - - -1149 - - -1876 - - -2330 - - -1246 ODpotential blCL 9162 - - 9721 - - 9031 - - 9485 - - 8401 blCL maxRH 87 - - 96 - - 90 - - 98 - - 97 maxRH CAPE 0 - - 110 - - 120 - - 290 - - 350 CAPE Temp@2m 42.9 - - 47.4 - - 47.7 - - 46.8 - - 46.0 Temp@2m DewPt@2m 38.4 - - 39.9 - - 41.2 - - 41.3 - - 42.9 DewPt@2m Temp@Bot 43.2 - - 47.7 - - 47.7 - - 48.0 - - 46.0 Temp@Bot DewPt@Bot 38.7 - - 39.5 - - 41.0 - - 42.0 - - 45.3 DewPt@bot Sfc.Heating -24 - - 8 - - 34 - - -24 - - -2 Sfc.Heating BL Depth 16 - - 1434 - - 16 - - 16 - - 16 BL Depth EXPERIMENT 50 - - 82 - - 60 - - 90 - - 87 EXPERIMENT EXPERIMENT2 6 - - 6 - - 7 - - 7 - - 8 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] 98903 7 315 8 317 8 312 8 276 9 295 98903 92722 8 297 9 299 9 297 12 294 7 297 92722 87728 7 276 8 279 10 278 11 306 4 295 87728 83452 4 222 6 251 8 268 9 325 0 180 83452 79695 2 204 5 249 7 265 9 341 2 045 79695 76335 2 153 4 231 5 254 9 355 2 059 76335 73267 3 128 3 212 4 225 8 003 3 075 73267 70422 3 115 2 190 4 196 6 002 3 085 70422 67764 3 095 2 154 3 167 3 004 3 087 67764 65169 2 067 2 116 2 143 1 051 4 088 65169 62443 2 037 2 098 1 095 1 147 4 083 62443 59600 3 029 1 031 1 036 0 159 4 056 59600 56879 5 025 2 350 2 002 2 333 4 012 56879 54432 8 011 4 006 3 351 4 332 5 359 54432 52241 10 356 6 013 5 348 6 341 7 008 52241 50261 12 348 9 015 8 355 8 357 9 014 50261 48454 14 345 13 019 12 004 12 010 12 015 48454 46791 16 346 16 021 16 014 16 016 16 018 46791 45249 17 350 20 021 19 022 20 019 20 019 45249 43809 18 352 22 022 23 027 24 020 24 019 43809 42458 18 353 23 020 26 027 28 021 26 021 42458 41159 16 357 22 019 28 028 31 024 28 025 41159 39847 11 008 19 017 28 028 33 025 29 029 39847 38496 7 028 16 020 26 031 30 025 29 032 38496 37110 3 100 12 025 22 036 23 023 27 032 37110 35671 7 176 8 020 19 039 17 020 22 029 35671 34165 12 183 3 022 18 034 12 026 17 023 34165 32592 14 174 5 134 15 024 9 038 10 018 32592 30947 13 163 9 134 9 020 8 040 6 030 30947 29224 10 154 11 121 6 081 7 037 6 039 29224 27421 8 145 12 108 9 099 6 026 9 046 27421 25532 8 129 14 101 8 093 7 023 14 051 25532 23553 11 104 16 096 8 084 10 036 18 057 23553 21528 13 083 16 090 10 083 13 050 20 063 21528 19573 11 069 17 085 13 081 16 057 24 065 19573 17792 12 066 17 083 15 076 19 062 25 062 17792 16209 14 071 18 091 17 073 22 067 25 054 16209 14801 17 078 18 102 18 073 24 070 24 048 14801 13549 20 082 20 108 19 075 24 072 23 045 13549 12438 24 082 22 106 18 076 23 074 21 047 12438 11457 26 080 22 098 18 078 21 078 19 053 11457 10593 27 078 21 087 17 080 18 085 17 059 10593 9832 26 080 20 075 16 084 16 093 13 069 9832 9152 26 084 19*067 15 089 15 099 9 086 9152 8552 25 086 18*063 14 095 14 104 7 103 8552 8052 22 084 18 060 13 098 13 108 5 107 8052 7669 18 079 16 060 13 099 12 110 4 095 7669 7406 15 077 15 061 12 099 11 112 2 065 7406 7246 13*077 13 062 10*099 9*112 1*037 7246 7155 9*078 9 063 8*099 5*113 2*343 7155 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