DrJack's BLIPSPOT for: FRI 07/26 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club RUC - Last Analysis,Validation Time = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0948z - - 0954z - - 1002z - - 1555z Update Time FCST PERIOD - - - 6 hr - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - 74.8 - - 80.0 - - 82.2 - - 79.6 Temp@2m Sfc.Heating - - - 178 - - 314 - - 191 - - -10 Sfc.Heating BL Depth - - - 2522 - - 4200 - - 4805 - - 78 BL Depth Hcrit - - - 2079 - - 3545 - - 3774 - - 770 Hcrit BL Top - - - 3231 - - 4909 - - 5514 - - 787 BL Top Hgt.Variab. - - - 1417 - - 1383 - - 2539 - - 7657 Hgt.Variab. W* - - - 317 - - 448 - - 397 - - 16 W* B/S - - - 7 - - 12 - - 27 - - 1 B/S BL Wind - - - 8 - - 7 - - 3 - - 2 BL Wind Direction - - - 051 - - 058 - - 050 - - 059 Direction Wind Shear - - - 4 - - 3 - - 5 - - 0 Wind Shear Max.Converg - - - 3 - - 4 - - -2 - - 0 Max.Converg CLOUDpotent - - - -2617 - - -2539 - - -2790 - - -6123 CLOUDpotentl sfcLCL - - - 5849 - - 7448 - - 8305 - - 6910 sfcLCL ODpotential - - - -5508 - - -7689 - - -6743 - - -7553 ODpotential blCL - - - 8739 - - 12598 - - 12257 - - 8340 blCL maxRH - - - 91 - - 90 - - 84 - - 73 maxRH CAPE - - - 30 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 74.8 - - 80.0 - - 82.2 - - 79.6 Temp@2m DewPt@2m - - - 52.1 - - 50.2 - - 48.7 - - 52.3 DewPt@2m Temp@Bot - - - 73.2 - - 77.7 - - 80.4 - - 80.6 Temp@Bot DewPt@Bot - - - 51.1 - - 49.3 - - 48.0 - - 51.6 DewPt@bot Sfc.Heating - - - 178 - - 314 - - 191 - - -10 Sfc.Heating BL Depth - - - 2522 - - 4200 - - 4805 - - 78 BL Depth EXPERIMENT - - - 64 - - 60 - - 37 - - 0 EXPERIMENT EXPERIMENT2 - - - 8 - - 7 - - 7 - - 8 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 99223 36 084 34 080 42 085 31 083 99223 91754 28 078 32 081 33 078 27 077 91754 85985 24 077 27 076 22 072 25 069 85985 81216 21 069 24 084 19 064 20 072 81216 77123 19 076 20 080 14 073 19 076 77123 73511 18 075 12 088 15 055 18 073 73511 70237 13 070 11 097 9 039 13 050 70237 67222 9 057 8 069 3 053 7 031 67222 64427 4 066 2 053 1 249 4 318 64427 61715 4 306 5 296 3 282 6 262 61715 58877 8 269 12 267 12 290 9 262 58877 55944 13 265 18 259 19 274 11 290 55944 53161 22 268 23 261 26 265 24 285 53161 50665 29 266 26 255 33 257 32 265 50665 48422 37 267 40 261 42 253 41 260 48422 46383 53 262 53 259 54 250 50 249 46383 44520 69 255 62 253 64 249 57 248 44520 42810 69 250 72 251 74 253 66 252 42810 41226 74 252 79 251 79 251 70 251 41226 39744 81 253 81 249 78 247 67 250 39744 38348 87 255 80 245 75 245 66 251 38348 36999 84 256 77 242 74 242 68 250 36999 35623 75 258 73 246 76 243 70 248 35623 34186 71 254 68 250 76 243 70 246 34186 32691 72 254 66 253 69 249 68 245 32691 31124 52 250 54 250 63 250 65 244 31124 29482 35 242 39 246 50 244 54 249 29482 27774 31 243 34 256 34 240 37 255 27774 25990 29 247 30 250 33 253 32 262 25990 24127 26 248 29 248 33 254 29 262 24127 22191 23 251 28 253 29 259 22 268 22191 20174 20 257 24 262 23 269 18 275 20174 18069 19 264 21 274 18 278 15 272 18069 15924 15 273 17 278 14 282 11 270 15924 13860 11 289 11 284 11 285 8 277 13860 11985 8 290 8 287 10 277 10 288 11985 10323 8 291 10 262 13 269 16 291 10323 8852 8 290 9 250 13 259 15 293 8852 7545 6 258 6 246 6 234 4 333 7545 6383 4 221 3 199 2*171 4 043 6383 5352 5 105 6*084 2*140 4 049 5352 4442 11 073 6*076 2 096 5 052 4442 3636 10*062 6 069 2 061 5 054 3636 2915 9*056 7 061 3 047 5 057 2915 2277 9 053 7 056 4 040 5 058 2277 1745 8 051 7 051 4 034 5 058 1745 1336 8 049 7 047 4 030 5 058 1336 1055 7 048 7 045 4 030 5 057 1055 884 7 046 6 044 4 027 4*058 884 787 5 045 5 043 4 027 2*059 787 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 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography