UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 11 DEC 25 Station: VVDN WMO ident: 48855 Latitude: 16.03 Longitude: 108.18 Elevation: 7.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1014 7 25.6 22.6 84 3.0 23.5 60 3 297.6 300.7 296.1 347.7 17.27 1 1000 132 24.4 22.3 88 2.1 22.9 50 11 297.5 300.7 296.1 347.4 17.19 2 925 812 19.6 18.5 93 1.1 18.8 65 7 299.4 302.0 294.8 342.1 14.64 3 894 1106 17.4 17.3 99 0.1 17.4 91 5 300.0 302.6 294.6 341.1 14.03 4 888 1163 18.8 16.1 84 2.7 17.0 96 5 302.0 304.4 294.4 340.6 13.07 5 850 1539 16.6 14.6 88 2.0 15.3 130 3 303.5 305.8 294.4 340.3 12.39 6 803 2022 13.0 13.0 100 0.0 13.0 130 6 304.7 306.9 294.3 339.9 11.81 7 734 2772 7.6 7.4 99 0.2 7.5 130 11 306.7 308.4 292.6 333.4 8.84 8 724 2885 9.4 0.4 53 9.0 4.6 130 11 309.9 310.9 290.8 326.8 5.44 9 710 3048 10.0 -3.0 40 13.0 3.4 130 12 312.3 313.1 290.5 325.9 4.32 10 700 3166 9.6 -4.4 37 14.0 2.7 130 13 313.1 313.9 290.5 325.7 3.94 11 688 3310 10.6 -11.4 20 22.0 1.1 133 13 315.8 316.2 289.8 323.4 2.32 12 659 3667 8.4 -15.6 17 24.0 -1.1 140 13 317.2 317.5 289.6 323.0 1.72 13 634 3985 6.8 -13.2 22 20.0 -1.5 146 13 318.9 319.3 290.6 326.2 2.18 14 620 4168 4.8 -1.2 65 6.0 1.6 150 13 318.7 319.8 293.5 336.8 5.66 15 606 4354 4.4 -4.6 52 9.0 -0.1 154 13 320.3 321.2 293.0 334.9 4.49 16 549 5149 -1.7 -7.7 64 6.0 -4.5 170 13 322.2 323.0 293.1 335.1 3.90 17 545 5208 -2.1 -5.6 77 3.5 -3.8 171 13 322.4 323.3 293.7 337.6 4.63 18 541 5266 -1.9 -10.9 50 9.0 -5.8 172 13 323.4 324.0 292.7 333.6 3.08 19 535 5355 -2.1 -8.1 63 6.0 -4.9 174 13 324.1 324.9 293.6 337.0 3.88 20 500 5890 -4.9 -12.9 53 8.0 -8.2 185 13 327.1 327.6 293.5 336.7 2.83 21 492 6017 -5.5 -13.5 53 8.0 -8.7 186 13 327.8 328.4 293.6 337.2 2.74 22 486 6113 -5.5 -14.5 49 9.0 -9.1 187 12 329.0 329.5 293.8 337.8 2.56 23 450 6712 -10.7 -17.7 56 7.0 -13.2 192 10 329.8 330.2 293.6 337.1 2.11 24 447 6763 -10.7 -22.7 37 12.0 -14.4 193 10 330.4 330.7 293.2 335.3 1.38 25 411 7405 -14.9 -22.9 50 8.0 -17.3 198 8 333.0 333.3 293.9 338.3 1.48 26 400 7610 -16.1 -26.1 42 10.0 -18.7 200 7 334.1 334.3 293.9 338.2 1.14 27 384 7916 -18.5 -33.5 26 15.0 -21.5 204 6 334.8 335.0 293.6 337.0 0.59 28 376 8073 -19.7 -30.7 37 11.0 -22.1 206 6 335.3 335.4 293.9 338.2 0.79 29 375 8092 -19.7 -27.7 49 8.0 -21.7 207 6 335.5 335.7 294.1 339.4 1.05 30 372 8152 -19.3 -43.3 10 24.0 -22.9 208 5 336.8 336.9 293.7 337.7 0.22 31 369 8212 -18.9 -33.9 25 15.0 -22.0 208 5 338.1 338.3 294.4 340.4 0.59 32 358 8437 -20.3 -46.3 8 26.0 -23.9 212 5 339.2 339.2 294.3 339.9 0.17 33 333 8968 -25.1 -33.1 47 8.0 -26.6 219 3 339.7 339.9 294.9 342.4 0.71 34 307 9555 -28.5 -44.5 20 16.0 -30.4 228 1 342.9 343.0 295.3 343.9 0.24 35 300 9720 -29.7 -45.7 20 16.0 -31.5 230 1 343.5 343.6 295.4 344.4 0.21 36 251 10963 -39.1 -60.1 9 21.0 -40.2 264 13 347.5 347.5 296.1 347.7 0.05 37 250 10990 -39.3 -60.3 9 21.0 -40.4 265 13 347.6 347.6 296.1 347.8 0.05 38 201 12448 -52.1 -60.1 38 8.0 -52.4 231 17 349.8 349.8 296.6 350.0 0.06 39 200 12480 -52.3 -61.3 33 9.0 -52.5 230 17 349.9 350.0 296.7 350.2 0.05 40 188 12875 -55.5 -69.5 16 14.0 -55.8 227 19 351.0 351.0 296.9 351.1 0.02 41 180 13150 -57.7 -65.7 35 8.0 -57.9 225 21 351.8 351.8 297.1 352.0 0.03 42 159 13917 -64.3 -76.3 18 12.0 -64.4 218 25 353.4 353.4 297.4 353.4 0.01 43 156 14033 -65.3 -74.3 28 9.0 -65.4 217 26 353.6 353.6 297.4 353.6 0.01 44 152 14190 -66.3 -72.3 43 6.0 -66.4 216 27 354.5 354.5 297.6 354.6 0.01 45 150 14270 -66.9 -73.9 37 7.0 -67.0 215 27 354.8 354.8 297.7 354.9 0.01 46 131 15075 -73.3 -83.3 20 10.0 -73.3 230 20 357.4 357.4 298.2 357.4 0.00 47 117 15728 -78.3 -85.3 31 7.0 -78.3 243 15 359.9 359.9 298.7 359.9 0.00 48 100 16610 -83.9 -90.9 28 7.0 -83.9 260 7 365.6 365.6 299.8 365.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 564.89 mb = 4927.82 m = 16167.20 ft Wetbulb zero: 673.63 mb = 3484.76 m = 11432.79 ft Precipitable water: 1.91 inches Sfc-500 mean rel hum: 68.35 % Est. max temperature: 31.03 C = 87.86 F Sfc-Lift cond lev (LCL): 971.06 mb = 388.15 m = 1273.46 ft T: 22.59 C 700-500 lapse rate: 5.32 C/km ThetaE index: 24.67 C Layer 1000.0- 634.0 mb Conv cond level (CCL): 929.98 mb = 765.16 m = 2510.35 ft Mean mixing ratio: 15.93 g/kg Conv temperature: 27.28 C = 81.10 F Cap Strength: 2.14 C Lifted Index: -0.06 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.57 C Lifted Index @700 mb: 0.44 C Showalter Index: 1.76 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 19.50 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 194.20 Risk: None Energy Index: -0.74 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 150.50 J/kg Max Up Vert Vel: 17.35 m/s Conv Inhibition (B-): 1.45 J/kg Cap Strength: 2.03 C Lift Cond Lev (LCL): 941.00 mb = 662.41 m = 2173.22 ft Lev Free Conv (LFC): 916.00 mb = 896.20 m = 2940.24 ft Equ Level (EL): 886.00 mb = 1182.84 m = 3880.65 ft B at Equ Level: 9.90 J/kg Max Parcel Lev (MPL): 286.00 mb = 10053.00 m = 32981.90 ft Wind level data Storm motion: 169 at 8 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1014 7 60 3 -2.6 -1.5 | 7 9 -1.2 -9.0 1 1000 132 50 11 -8.4 -7.1 | 26 16 -7.0 -14.6 2 925 812 65 7 -6.3 -3.0 | 25 12 -4.9 -10.4 3 850 1539 130 3 -2.3 1.9 | 9 6 -0.9 -5.6 4 700 3166 130 13 -10.0 8.4 | 96 9 -8.5 0.9 5 500 5890 185 13 1.1 13.0 | 205 6 2.6 5.5 6 400 7610 200 7 2.4 6.6 | 283 4 3.8 -0.9 7 300 9720 230 1 0.8 0.6 | 342 7 2.2 -6.8 8 250 10990 265 13 13.0 1.1 | 294 16 14.4 -6.4 9 200 12480 230 17 13.0 10.9 | 257 15 14.4 3.4 10 150 14270 215 27 15.5 22.1 | 229 22 16.9 14.6 11 100 16610 260 7 6.9 1.2 | 307 10 8.3 -6.3 Wind Parameters Mean winds (0-6000m): 139.2 at 10.2 knts Storm direction: 169.2 at 7.6 knts Shear (0-3000m) pos: 1.5 neg: 1.7 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 84.3 deg Storm rel helicity (0-3000m) pos: 25.3 neg: -4.2 tot: 21.1 m^2/s^2 ave: 7.0 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 6.54 Bulk Shear: 23.03 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 53 9 25 14| 0.0 6.0 6.0| 12.5 0.0 12.5 25.0 0.42| 10.0 4.2 1000 58 8 25 13| 2.1 3.0 5.1| 14.1 -0.9 13.2 13.2 0.31| 7.2 2.2 1500 64 7 25 12| 2.8 2.0 4.8| 14.1 -4.2 9.9 6.6 0.13| 6.3 0.8 2000 74 6 27 10| 2.3 1.5 3.8| 17.4 -4.2 13.3 6.6 0.23| 5.5 1.3 2500 87 7 33 9| 1.8 1.5 3.3| 21.4 -4.2 17.2 6.9 0.32| 5.0 1.6 3000 100 7 42 8| 1.5 1.7 3.2| 25.3 -4.2 21.1 7.0 0.37| 4.7 1.7 4000 115 9 59 7| 1.6 1.2 2.9| 33.1 -4.2 28.9 7.2 0.44| 4.1 1.8 5000 128 10 75 6| 1.7 1.0 2.7| 39.9 -4.2 35.7 7.1 0.50| 3.8 1.9 6000 139 10 92 5| 1.6 0.8 2.4| 46.3 -4.2 42.1 7.0 0.55| 3.5 1.9 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251211.12.gif