DrJack's BLIPSPOT for: THU 12/04 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 21.4 - - 20.3 - - 9.6 - - 3.6 Temp@2m Sfc.Heating - - - 33 - - 63 - - -33 - - -29 Sfc.Heating BL Depth - - - 1940 - - 2711 - - 30 - - 30 BL Depth Hcrit - - - 1214 - - 1841 - - 1214 - - 1213 Hcrit BL Top - - - 3140 - - 3911 - - 1230 - - 1230 BL Top Hgt.Variab. - - - 1062 - - 1635 - - 4075 - - 4902 Hgt.Variab. W* - - - 166 - - 230 - - 6 - - 0 W* B/S - - - 2 - - 2 - - 0 - - 0 B/S BL Wind - - - 16 - - 18 - - 7 - - 6 BL Wind Direction - - - 307 - - 305 - - 299 - - 293 Direction Wind Shear - - - 12 - - 12 - - 0 - - 0 Wind Shear Max.Converg - - - 8 - - 9 - - 3 - - 2 Max.Converg CLOUDpotent - - - 1047 - - 1384 - - -854 - - -1055 CLOUDpotentl sfcLCL - - - 2093 - - 2527 - - 2084 - - 2285 sfcLCL ODpotential - - - 550 - - 620 - - -1630 - - -2286 ODpotential blCL - - - 2590 - - 3291 - - 2860 - - 3516 blCL maxRH - - - 99 - - 100 - - 92 - - 99 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 21.4 - - 20.3 - - 9.6 - - 3.6 Temp@2m DewPt@2m - - - 16.8 - - 13.7 - - 5.2 - - -1.6 DewPt@2m Temp@Bot - - - 21.5 - - 20.2 - - 11.6 - - 7.0 Temp@Bot DewPt@Bot - - - 16.2 - - 12.7 - - 5.4 - - -0.2 DewPt@bot Sfc.Heating - - - 33 - - 63 - - -33 - - -29 Sfc.Heating BL Depth - - - 1940 - - 2711 - - 30 - - 30 BL Depth EXPERIMENT - - - 97 - - 101 - - 69 - - 94 EXPERIMENT EXPERIMENT2 - - - 2 - - 2 - - 1 - - 1 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] 96136 10 308 18 289 17 293 15 314 96136 88993 16 301 21 316 17 297 17 296 88993 83471 12 278 13 292 7 298 7 334 83471 78819 19 266 15 264 20 284 17 282 78819 74800 18 264 25 248 26 278 20 294 74800 71231 27 269 28 245 26 263 10 302 71231 67940 31 255 25 245 29 265 23 287 67940 64881 30 257 34 260 43 263 41 269 64881 62046 40 266 47 259 51 253 47 261 62046 59302 54 257 50 253 52 249 49 260 59302 56432 59 246 51 250 52 251 53 262 56432 53441 59 243 56 249 59 256 63 260 53441 50579 64 249 68 252 69 255 70 254 50579 48000 75 249 80 253 76 251 73 254 48000 45692 85 246 88 250 76 250 78 258 45692 43612 90 245 94 248 82 254 82 259 43612 41717 93 244 96 247 89 254 83 260 41717 39975 95 243 99 247 87 253 87 262 39975 38360 96 243 100 247 88 255 92 262 38360 36855 98 245 101 248 96 257 95 261 36855 35444 102 246 106 250 103 256 96 261 35444 34087 106 245 112 250 106 255 98 261 34087 32718 112 244 112 248 106 254 106 262 32718 31311 118 243 110 247 105 254 115 261 31311 29869 122 240 109 247 107 257 120 260 29869 28376 122 237 111 248 110 259 120 259 28376 26820 123 236 112 249 113 261 115 262 26820 25206 123 237 113 248 113 261 113 267 25206 23536 120 238 112 246 108 260 112 271 23536 21812 113 236 109 244 103 261 113 274 21812 20032 107 234 105 243 100 262 113 276 20032 18188 100 234 101 242 96 263 110 277 18188 16273 88 234 96 242 90 262 102 278 16273 14335 76 236 89 243 83 262 90 280 14335 12492 69 238 82 243 74 261 77 281 12492 10839 62 242 73 245 64 260 66 283 10839 9390 52 247 62 246 54 256 59 286 9390 8116 44 253 50 247 49 254 53 288 8116 6994 40 256 42 251 51 264 47 286 6994 6002 33 254 34 260 49 276 44 285 6002 5125 23 255 27 275 43 284 42 287 5125 4350 18 278 22*291 39 287 40 291 4350 3665 19*304 20*300 36 289 39 293 3665 3049 19*307 20 303 31 292 37 295 3049 2505 18 307 19 306 28 295 34 296 2505 2049 17 307 18 307 24 297 29 297 2049 1700 15 307 17 308 20 298 24 296 1700 1459 13 306 15 308 16 299 17 295 1459 1313 11 306 13 308 13*299 13*295 1313 1230 7 306 8 308 7*299 6*293 1230 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