DrJack's BLIPSPOT for: WED 04/01 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 - - 0702z - - 1002z - - 1332z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 36.0 - - 36.7 - - 36.8 - - 34.6 Temp@2m Sfc.Heating - - - 91 - - 82 - - 42 - - 3 Sfc.Heating BL Depth - - - 1209 - - 1356 - - 1719 - - 1460 BL Depth Hcrit - - - 1215 - - 1215 - - 1215 - - 1215 Hcrit BL Top - - - 2409 - - 2556 - - 2919 - - 2660 BL Top Hgt.Variab. - - - 1026 - - 1603 - - 1421 - - 1530 Hgt.Variab. W* - - - 199 - - 200 - - 175 - - 76 W* B/S - - - 3 - - 3 - - 3 - - 1 B/S BL Wind - - - 12 - - 13 - - 10 - - 9 BL Wind Direction - - - 313 - - 302 - - 330 - - 346 Direction Wind Shear - - - 8 - - 8 - - 6 - - 6 Wind Shear Max.Converg - - - 5 - - 4 - - 5 - - 4 Max.Converg CLOUDpotent - - - 975 - - 1005 - - 1045 - - 914 CLOUDpotentl sfcLCL - - - 1434 - - 1551 - - 1874 - - 1746 sfcLCL ODpotential - - - 668 - - 733 - - 572 - - 326 ODpotential blCL - - - 1741 - - 1823 - - 2347 - - 2334 blCL maxRH - - - 100 - - 100 - - 100 - - 100 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 36.0 - - 36.7 - - 36.8 - - 34.6 Temp@2m DewPt@2m - - - 34.2 - - 34.5 - - 33.3 - - 31.7 DewPt@2m Temp@Bot - - - 35.7 - - 36.5 - - 36.6 - - 34.9 Temp@Bot DewPt@Bot - - - 33.4 - - 33.8 - - 32.5 - - 31.2 DewPt@bot Sfc.Heating - - - 91 - - 82 - - 42 - - 3 Sfc.Heating BL Depth - - - 1209 - - 1356 - - 1719 - - 1460 BL Depth EXPERIMENT - - - 101 - - 100 - - 101 - - 101 EXPERIMENT EXPERIMENT2 - - - 4 - - 4 - - 4 - - 4 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] 96457 10 211 15 204 25 249 21 261 96457 89253 17 201 20 241 19 245 19 261 89253 83707 10 188 12 216 8 253 10 246 83707 79083 10 237 12 261 13 280 10 261 79083 75103 9 265 7 217 12 198 15 232 75103 71578 15 269 13 292 10 265 14 223 71578 68358 20 251 20 266 23 275 13 258 68358 65390 21 247 22 238 30 255 25 274 65390 62644 24 261 22 224 29 235 32 253 62644 59965 36 270 26 270 29 228 30 242 59965 57137 42 256 42 265 38 265 31 265 57137 54199 39 250 48 249 47 269 42 268 54199 51405 44 261 50 254 55 263 48 266 51405 48905 53 265 56 260 60 262 57 267 48905 46691 61 254 62 254 67 259 68 262 46691 44718 63 238 68 245 79 244 74 252 44718 42930 61 241 69 244 88 234 79 241 42930 41287 71 259 75 249 76 239 76 258 41287 39780 85 265 85 252 85 252 96 255 39780 38386 91 255 89 256 92 253 100 253 38386 37069 89 249 96 257 92 253 96 256 37069 35788 88 250 95 256 88 252 91 255 35788 34480 89 254 88 254 86 249 88 252 34480 33115 86 256 85 248 85 247 82 250 33115 31699 83 255 86 251 84 249 73 252 31699 30217 81 254 85 253 84 249 70 256 30217 28655 78 253 81 256 79 246 71 252 28655 27013 75 253 72 253 75 243 72 248 27013 25289 73 253 65 255 74 243 71 246 25289 23487 70 252 63 252 71 247 66 251 23487 21614 67 251 64 249 68 254 57 268 21614 19665 61 250 64 252 66 256 49 274 19665 17629 56 250 58 252 63 259 44 264 17629 15552 53 250 53 249 59 258 46 255 15552 13558 52 250 53 248 54 254 46 253 13558 11748 53 252 52 253 51 253 44 255 11748 10140 53 258 52 260 48 257 42 260 10140 8716 52 264 52 266 47 264 38 265 8716 7459 49 268 47 271 45 270 31 271 7459 6354 44 269 40 277 36 277 22 279 6354 5389 38 272 31 286 25 291 14 295 5389 4550 31 279 25 297 16 316 10 325 4550 3816 26 295 21 302 13 330 11 348 3816 3162 23 306 20 302 12*331 11*349 3162 2583 19*310 18*302 12*331 11*348 2583 2101 16*312 16*302 12 330 11 347 2101 1730 14 313 14 302 11 330 10 346 1730 1475 12 313 13 303 10 330 9 345 1475 1320 10 313 11 302 8 330 7 344 1320 1231 7 313 8 303 6 328 5 344 1231 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