UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120623.upa.cvt Date: 2300Z 6 DEC 25 Searching for VO311... Searching the city database file for: VO311 ... Date:2300Z 6 DEC 25 Station: VO311 WMO ident: 43311 Latitude: 11.12 Longitude: 72.73 ------------------------------------------------------------------------------- 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 1011 -0 26.6 17.6 58 9.0 20.5 270 2 298.8 301.1 293.2 335.6 12.62 1 1000 96 26.6 17.6 58 9.0 20.4 25 6 299.8 302.1 293.6 337.1 12.76 2 925 778 21.8 11.8 53 10.0 15.4 30 9 301.6 303.3 291.6 329.5 9.44 3 893 1083 20.6 9.6 49 11.0 13.8 46 12 303.4 305.0 291.3 328.6 8.43 4 860 1408 18.0 11.0 64 7.0 13.6 71 15 304.0 305.8 292.4 332.7 9.63 5 850 1508 17.0 11.0 68 6.0 13.2 80 16 304.0 305.8 292.5 333.0 9.74 6 720 2903 9.6 2.6 62 7.0 5.7 98 14 310.6 311.8 291.9 330.5 6.42 7 704 3090 9.4 -0.6 50 10.0 4.1 105 15 312.4 313.4 291.3 328.7 5.20 8 700 3137 9.4 -1.6 46 11.0 3.7 110 15 312.9 313.8 291.2 328.2 4.86 9 687 3292 9.0 -3.0 43 12.0 2.9 110 14 314.1 315.0 291.2 328.3 4.46 10 635 3938 5.6 -5.4 45 11.0 0.3 97 7 317.4 318.2 291.8 330.4 4.03 11 574 4756 0.8 -9.2 47 10.0 -3.7 281 3 321.1 321.7 292.3 332.0 3.32 12 544 5185 -1.3 -12.3 43 11.0 -5.9 263 4 323.6 324.1 292.4 332.7 2.73 13 500 5850 -6.1 -16.1 45 10.0 -9.8 245 9 325.6 326.0 292.6 333.0 2.18 14 483 6121 -7.9 -15.9 53 8.0 -10.9 255 11 326.6 327.1 292.9 334.5 2.29 15 459 6518 -9.7 -18.7 48 9.0 -12.8 251 13 329.2 329.6 293.3 335.8 1.90 16 400 7570 -16.9 -24.9 50 8.0 -19.1 240 17 333.0 333.3 293.7 337.6 1.27 17 393 7702 -18.1 -25.1 54 7.0 -20.0 238 17 333.1 333.4 293.7 337.7 1.27 18 377 8011 -20.5 -25.4 65 4.9 -21.8 229 18 334.0 334.2 294.0 338.6 1.29 19 300 9660 -32.1 -43.1 33 11.0 -33.3 210 27 340.1 340.2 294.6 341.3 0.28 20 288 9947 -33.9 -51.9 15 18.0 -35.3 207 28 341.6 341.6 294.8 342.0 0.11 21 263 10575 -39.1 -54.1 19 15.0 -40.0 201 32 342.9 342.9 295.1 343.3 0.09 22 251 10893 -42.3 -58.3 16 16.0 -43.0 213 32 342.8 342.8 295.0 343.0 0.06 23 250 10920 -42.5 -58.5 16 16.0 -43.2 215 32 342.9 342.9 295.1 343.1 0.06 24 236 11308 -45.7 -59.7 19 14.0 -46.2 212 32 343.7 343.8 295.3 344.0 0.05 25 223 11683 -48.9 -64.9 14 16.0 -49.3 209 32 344.4 344.4 295.4 344.6 0.03 26 212 12014 -51.9 -65.9 17 14.0 -52.2 206 32 344.8 344.8 295.5 344.9 0.03 27 200 12390 -54.7 -68.7 16 14.0 -54.9 225 32 346.1 346.1 295.8 346.2 0.02 28 199 12422 -54.9 -69.9 14 15.0 -55.1 226 32 346.3 346.3 295.8 346.4 0.02 29 188 12783 -57.7 -78.7 5 21.0 -57.9 239 32 347.5 347.5 296.1 347.5 0.00 30 186 12850 -58.9 -89.9 1 31.0 -59.1 242 32 346.6 346.6 295.9 346.6 0.00 31 179 13089 -60.5 -90.5 1 30.0 -60.7 251 33 347.8 347.8 296.1 347.8 0.00 32 166 13555 -63.5 -92.5 1 29.0 -63.6 268 33 350.4 350.4 296.7 350.4 0.00 33 155 13973 -66.3 -94.3 1 28.0 -66.4 264 32 352.5 352.6 297.2 352.6 0.00 34 152 14090 -67.7 -95.7 1 28.0 -67.8 259 32 352.1 352.1 297.1 352.1 0.00 35 150 14170 -68.1 -96.1 1 28.0 -68.2 255 32 352.8 352.8 297.3 352.8 0.00 36 148 14251 -68.7 -96.7 1 28.0 -68.8 255 32 353.1 353.1 297.3 353.1 0.00 37 142 14497 -71.5 -98.5 1 27.0 -71.5 255 33 352.4 352.4 297.1 352.4 0.00 38 131 14971 -73.7 -99.7 1 26.0 -73.7 255 34 356.7 356.7 298.0 356.7 0.00 39 126 15197 -75.9 -101.9 1 26.0 -75.9 255 35 356.7 356.7 298.0 356.7 0.00 40 115 15722 -78.3 -103.3 1 25.0 -78.3 233 31 361.7 361.7 299.0 361.7 0.00 41 108 16078 -80.5 -104.5 1 24.0 -80.5 216 28 364.1 364.1 299.5 364.1 0.00 42 105 16237 -81.1 -105.1 1 24.0 -81.1 208 27 365.9 365.9 299.8 365.9 0.00 43 102 16400 -82.5 -106.5 1 24.0 -82.5 200 26 366.2 366.2 299.9 366.2 0.00 44 100 16510 -83.1 -107.1 1 24.0 -83.1 195 25 367.2 367.2 300.1 367.2 0.00 45 89 17146 -88.5 -110.5 1 22.0 -88.5 190 31 368.8 368.8 300.4 368.8 0.00 46 84 17460 -84.7 -107.7 1 23.0 -84.7 178 25 382.7 382.7 302.7 382.7 0.00 47 82 17593 -82.3 -106.3 1 24.0 -82.3 173 22 390.2 390.2 303.8 390.2 0.00 48 70 18480 -79.3 -104.3 1 25.0 -79.3 140 5 414.7 414.7 307.1 414.7 0.00 49 64 18990 -78.9 -103.9 1 25.0 -78.9 117 9 426.4 426.4 308.4 426.4 0.00 50 58 19557 -74.5 -100.5 1 26.0 -74.6 92 13 448.5 448.5 310.7 448.5 0.00 51 56 19763 -71.9 -98.9 1 27.0 -72.0 84 15 458.9 458.9 311.7 458.9 0.00 52 55 19870 -69.5 -96.5 1 27.0 -69.6 79 16 466.8 466.8 312.4 466.8 0.00 53 50 20440 -68.9 -96.9 1 28.0 -69.1 55 20 481.1 481.1 313.5 481.1 0.00 54 43 21343 -68.7 -96.7 1 28.0 -68.9 502.8 502.8 315.1 502.8 0.00 TRP 89 17146 -88.5 -110.5 1 22.0 -88.5 190 31 368.8 368.8 300.4 368.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5754.00 m Freezing level: 562.57 mb = 4918.99 m = 16138.21 ft Wetbulb zero: 631.05 mb = 3988.80 m = 13086.46 ft Precipitable water: 1.51 inches Sfc-500 mean rel hum: 52.49 % Est. max temperature: 31.77 C = 89.18 F Sfc-Lift cond lev (LCL): 886.59 mb = 1145.47 m = 3758.06 ft T: 20.10 C 700-500 lapse rate: 5.71 C/km ThetaE index: 8.47 C Layer 925.0- 860.0 mb Conv cond level (CCL): 737.01 mb = 2707.06 m = 8881.31 ft Mean mixing ratio: 10.99 g/kg Conv temperature: 37.49 C = 99.48 F Cap Strength: 4.42 C Lifted Index: 3.72 C Risk: None Lifted Index @300 mb: 6.26 C Lifted Index @700 mb: 3.99 C Showalter Index: 3.72 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 17.10 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 173.00 Risk: None Energy Index: 0.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.80 J/kg Max Up Vert Vel: 3.41 m/s Conv Inhibition (B-): 13595.84 J/kg Cap Strength: 4.41 C Lift Cond Lev (LCL): 836.12 mb = 1646.41 m = 5401.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 107 at 6 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 1011 -0 270 2 2.0 -0.0 | 283 8 8.1 -1.9 1 1000 96 25 6 -2.5 -5.4 | 334 8 3.6 -7.3 2 976 305 20 5 -1.7 -4.7 | 326 8 4.4 -6.6 3 943 610 25 7 -3.0 -6.3 | 339 9 3.2 -8.2 4 925 778 30 9 -4.5 -7.8 | 350 10 1.6 -9.7 5 911 914 35 10 -5.7 -8.2 | 358 10 0.4 -10.1 6 879 1219 55 13 -10.6 -7.5 | 26 10 -4.5 -9.3 7 850 1508 80 16 -15.8 -2.8 | 64 11 -9.6 -4.7 8 818 1829 70 13 -12.2 -4.4 | 44 9 -6.1 -6.3 9 789 2134 70 9 -8.5 -3.1 | 25 5 -2.3 -5.0 10 761 2438 75 9 -8.7 -2.3 | 31 5 -2.6 -4.2 11 734 2743 95 13 -13.0 1.1 | 84 7 -6.8 -0.7 12 707 3048 100 15 -14.8 2.6 | 95 9 -8.6 0.7 13 700 3137 110 15 -14.1 5.1 | 112 9 -8.0 3.2 14 656 3658 110 11 -10.3 3.8 | 114 5 -4.2 1.9 15 632 3962 95 6 -6.0 0.5 | 353 1 0.2 -1.4 16 608 4267 50 3 -2.3 -1.9 | 315 5 3.8 -3.8 17 586 4572 295 2 1.8 -0.8 | 289 8 7.9 -2.7 18 564 4877 270 4 4.0 -0.0 | 281 10 10.1 -1.9 19 523 5486 255 3 2.9 0.8 | 277 9 9.0 -1.1 20 500 5850 245 9 8.2 3.8 | 262 14 14.3 1.9 21 484 6096 255 11 10.6 2.8 | 267 17 16.8 1.0 22 400 7570 240 17 14.7 8.5 | 252 22 20.9 6.6 23 397 7620 240 17 14.7 8.5 | 252 22 20.9 6.6 24 322 9144 195 23 6.0 22.2 | 211 24 12.1 20.3 25 300 9660 210 27 13.5 23.4 | 222 29 19.6 21.5 26 259 10668 200 32 10.9 30.1 | 211 33 17.1 28.2 27 250 10920 215 32 18.4 26.2 | 225 35 24.5 24.3 28 206 12192 205 32 13.5 29.0 | 216 33 19.7 27.1 29 200 12390 225 32 22.6 22.6 | 234 35 28.8 20.7 30 161 13716 275 33 32.9 -2.9 | 277 39 39.0 -4.8 31 150 14170 255 32 30.9 8.3 | 260 38 37.0 6.4 32 125 15240 255 35 33.8 9.1 | 260 41 39.9 7.2 33 100 16510 195 25 6.5 24.1 | 210 26 12.6 22.3 34 89 17146 190 31 5.4 30.5 | 202 31 11.5 28.6 35 70 18480 140 5 -3.2 3.8 | 236 4 2.9 1.9 36 50 20440 55 20 -16.4 -11.5 | 38 17 -10.3 -13.4 Wind Parameters Mean winds (0-6000m): 77.1 at 8.6 knts Storm direction: 107.1 at 6.4 knts Shear (0-3000m) pos: 3.8 neg: 1.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 170.2 deg Storm rel helicity (0-3000m) pos: 68.9 neg: -14.3 tot: 54.6 m^2/s^2 ave: 18.2 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 4.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.86 Bulk Shear: 6.77 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 21 5 328 8| 7.5 0.0 7.5| 16.5 -2.2 14.3 28.5 0.77| 9.9 7.6 1000 27 7 340 9| 6.3 0.0 6.3| 29.4 -2.2 27.2 27.2 0.83| 7.8 6.5 1500 44 9 1 8| 6.1 0.0 6.1| 58.0 -2.2 55.8 37.2 0.90| 8.8 7.9 2000 54 10 16 8| 4.6 1.4 6.0| 58.0 -12.7 45.3 22.6 0.59| 8.1 4.8 2500 58 10 18 8| 3.5 1.1 4.7| 59.9 -14.3 45.7 18.3 0.55| 7.2 3.9 3000 65 10 29 7| 3.8 1.0 4.8| 68.9 -14.3 54.6 18.2 0.59| 7.1 4.2 4000 78 11 46 6| 2.5 1.6 4.1| 75.4 -16.5 58.9 14.7 0.43| 7.0 3.0 5000 76 9 35 5| 2.0 2.2 4.2| 75.4 -29.6 45.8 9.2 0.25| 6.8 1.7 6000 77 9 30 4| 1.7 2.3 4.0| 77.3 -39.3 37.9 6.3 0.18| 6.3 1.1 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20251206.23.gif