UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for VGTJ... Searching the city database file for: VGTJ ... Date:1200Z 17 OCT 25 Station: VGTJ WMO ident: 41923 Latitude: 23.77 Longitude: 90.38 Elevation: 9.00 ------------------------------------------------------------------------------- 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 1008 9 28.0 25.0 84 3.0 25.8 0 0 300.5 304.2 298.7 359.8 20.16 1 1003 52 30.0 23.0 66 7.0 24.9 307 3 302.9 306.2 297.9 356.0 17.91 2 1000 78 30.2 23.2 66 7.0 25.0 275 5 303.4 306.7 298.2 357.4 18.19 3 995 123 30.4 23.4 66 7.0 25.2 279 6 304.0 307.4 298.5 359.1 18.51 4 992 150 30.2 23.2 66 7.0 25.0 281 7 304.0 307.4 298.4 358.7 18.34 5 925 772 24.8 21.4 81 3.4 22.3 305 8 304.7 307.9 298.1 357.2 17.61 6 850 1510 19.6 16.7 83 2.9 17.6 60 3 306.7 309.3 296.5 349.4 14.21 7 833 1684 18.2 15.9 86 2.3 16.6 60 4 307.0 309.6 296.3 348.4 13.77 8 761 2455 15.8 -0.2 34 16.0 7.1 59 10 312.4 313.4 291.2 328.0 4.96 9 744 2647 14.6 -3.4 29 18.0 5.4 37 10 313.1 313.9 290.5 325.9 4.00 10 712 3017 11.8 2.8 54 9.0 6.6 356 9 314.0 315.3 293.0 334.7 6.59 11 700 3159 10.8 0.8 50 10.0 5.3 340 9 314.4 315.6 292.4 332.7 5.80 12 604 4373 3.0 -14.0 27 17.0 -3.8 277 10 319.0 319.4 290.6 326.1 2.14 13 573 4800 2.4 -22.6 14 25.0 -6.0 255 10 323.1 323.3 290.8 326.9 1.09 14 547 5174 -0.7 -25.7 13 25.0 -8.2 241 16 323.8 323.9 290.8 326.8 0.86 15 531 5411 -0.9 -46.9 2 46.0 -9.8 245 14 326.3 326.3 290.7 326.7 0.11 16 525 5502 -1.1 -47.1 2 46.0 -10.0 248 13 327.1 327.1 291.0 327.5 0.10 17 500 5890 -3.7 -48.7 2 45.0 -11.8 250 10 328.5 328.5 291.4 328.9 0.09 18 426 7132 -11.9 -52.9 2 41.0 -17.7 233 17 333.5 333.5 292.7 333.7 0.07 19 400 7610 -14.3 -55.3 2 41.0 -19.6 240 17 336.4 336.4 293.4 336.6 0.05 20 358 8443 -18.7 -57.7 2 39.0 -23.0 233 20 341.3 341.4 294.7 341.5 0.04 21 300 9730 -29.9 -56.9 5 27.0 -32.0 230 27 343.2 343.3 295.1 343.5 0.06 22 293 9897 -31.5 -56.5 7 25.0 -33.4 233 28 343.3 343.3 295.1 343.6 0.06 23 250 11000 -39.7 -59.7 10 20.0 -40.7 260 36 347.0 347.1 296.0 347.3 0.05 24 204 12361 -51.1 -67.1 13 16.0 -51.5 253 38 349.9 349.9 296.6 350.0 0.02 25 200 12490 -51.9 -71.9 7 20.0 -52.2 255 36 350.6 350.6 296.8 350.6 0.01 26 167 13632 -60.9 -73.9 16 13.0 -61.0 260 35 354.1 354.1 297.5 354.2 0.01 27 150 14290 -66.1 -79.1 15 13.0 -66.2 255 30 356.2 356.2 298.0 356.2 0.01 28 116 15809 -77.1 -90.1 11 13.0 -77.1 264 24 363.0 363.0 299.3 363.0 0.00 29 111 16062 -77.5 -89.5 13 12.0 -77.5 285 16 366.9 366.9 300.0 366.9 0.00 30 103 16490 -77.7 -89.7 13 12.0 -77.7 262 10 374.4 374.4 301.4 374.4 0.00 31 100 16660 -76.9 -88.9 13 12.0 -76.9 300 7 379.1 379.1 302.1 379.2 0.00 TRP 111 16062 -77.5 -89.5 13 12.0 -77.5 285 16 366.9 366.9 300.0 366.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5812.00 m Freezing level: 552.87 mb = 5089.32 m = 16697.03 ft Wetbulb zero: 644.05 mb = 3844.59 m = 12613.33 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 44.92 % Est. max temperature: 34.01 C = 93.22 F Sfc-Lift cond lev (LCL): 965.60 mb = 390.02 m = 1279.58 ft T: 28.12 C 700-500 lapse rate: 5.31 C/km ThetaE index: 33.29 C Layer 992.0- 712.0 mb Conv cond level (CCL): 863.77 mb = 1369.75 m = 4493.87 ft Mean mixing ratio: 17.92 g/kg Conv temperature: 33.85 C = 92.94 F Cap Strength: 1.31 C Lifted Index: -3.37 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.54 C Lifted Index @700 mb: -1.82 C Showalter Index: -0.56 C Risk: Thunderstorms probable Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 20.40 C K Index: 30.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 216.40 Risk: None Energy Index: -3.84 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1748.38 J/kg Max Up Vert Vel: 59.13 m/s Conv Inhibition (B-): 21.02 J/kg Cap Strength: 1.31 C Lift Cond Lev (LCL): 889.81 mb = 1110.52 m = 3643.41 ft Lev Free Conv (LFC): 844.81 mb = 1562.63 m = 5126.69 ft Equ Level (EL): 774.81 mb = 2301.62 m = 7551.16 ft B at Equ Level: 13.08 J/kg Wind level data Storm motion: 327 at 7 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 1008 9 0 0 -0.0 -0.0 | 147 7 -3.7 5.6 1 1000 78 275 5 5.0 -0.4 | 194 5 1.3 5.2 2 975 305 295 10 9.1 -4.2 | 255 6 5.4 1.4 3 925 772 305 8 6.6 -4.6 | 250 3 2.9 1.0 4 850 1510 60 3 -2.6 -1.5 | 123 8 -6.3 4.1 5 762 2438 60 10 -8.7 -5.0 | 93 12 -12.4 0.6 6 735 2743 25 10 -4.2 -9.1 | 67 9 -7.9 -3.4 7 700 3159 340 9 3.1 -8.5 | 12 3 -0.6 -2.8 8 566 4877 250 10 9.4 3.4 | 212 11 5.7 9.1 9 546 5182 240 16 13.9 8.0 | 217 17 10.2 13.6 10 506 5791 255 10 9.7 2.6 | 216 10 6.0 8.2 11 500 5890 250 10 9.4 3.4 | 212 11 5.7 9.1 12 487 6096 235 10 8.2 5.7 | 202 12 4.5 11.4 13 468 6401 245 9 8.2 3.8 | 205 10 4.5 9.4 14 450 6706 250 16 15.0 5.5 | 226 16 11.3 11.1 15 416 7315 225 17 12.0 12.0 | 205 20 8.3 17.7 16 400 7610 240 17 14.7 8.5 | 218 18 11.0 14.1 17 383 7925 245 19 17.2 8.0 | 225 19 13.5 13.7 18 353 8534 230 20 15.3 12.9 | 212 22 11.6 18.5 19 339 8839 245 21 19.0 8.9 | 227 21 15.3 14.5 20 300 9730 230 27 20.7 17.4 | 216 29 17.0 23.0 21 299 9754 230 27 20.7 17.4 | 216 29 17.0 23.0 22 250 11000 260 36 35.5 6.3 | 249 34 31.8 11.9 23 240 11278 260 36 35.5 6.3 | 249 34 31.8 11.9 24 209 12192 250 40 37.6 13.7 | 240 39 33.9 19.3 25 200 12490 255 36 34.8 9.3 | 244 34 31.1 14.9 26 173 13411 265 36 35.9 3.1 | 255 33 32.2 8.8 27 157 14021 250 32 30.1 10.9 | 238 31 26.4 16.6 28 150 14290 255 30 29.0 7.8 | 242 29 25.3 13.4 29 142 14630 265 28 27.9 2.4 | 252 26 24.2 8.1 30 128 15240 255 25 24.1 6.5 | 239 24 20.5 12.1 31 115 15850 265 24 23.9 2.1 | 249 22 20.2 7.7 32 111 16062 285 16 15.5 -4.1 | 263 12 11.8 1.5 33 109 16154 290 19 17.9 -6.5 | 274 14 14.2 -0.9 34 104 16459 255 11 10.6 2.8 | 219 11 6.9 8.5 35 100 16660 300 7 6.1 -3.5 | 228 3 2.4 2.1 36 98 16764 270 10 10.0 -0.0 | 228 8 6.3 5.6 Wind Parameters Mean winds (0-6000m): 296.7 at 9.0 knts Storm direction: 326.7 at 6.7 knts Shear (0-3000m) pos: 2.4 neg: 3.1 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): -107.0 deg Storm rel helicity (0-3000m) pos: 20.5 neg: -31.4 tot: -11.0 m^2/s^2 ave: -3.7 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 0.9 10^-3/s Energy-Hel index: 0.22 Bulk Rich Number: 5813.45 Bulk Shear: 0.30 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 ------------------------------------------------------------------------------- 500 292 8 231 4| 0.0 9.4 9.4| 14.2 -0.1 14.2 28.4 0.88| 12.4 10.9 1000 301 8 241 3| 3.2 4.7 7.9| 14.7 -0.3 14.4 14.4 0.74| 9.9 7.3 1500 305 7 226 2| 3.8 3.1 6.9| 20.5 -0.3 20.2 13.5 0.69| 9.1 6.3 2000 322 6 192 1| 3.6 2.3 5.9| 20.5 -6.9 13.5 6.8 0.51| 7.8 3.9 2500 354 7 70 3| 2.9 1.9 4.8| 20.5 -16.3 4.2 1.7 0.35| 7.1 2.5 3000 5 7 70 5| 2.4 3.1 5.4| 20.5 -31.4 -11.0 -3.7 0.12| 7.6 0.9 4000 348 8 46 3| 1.8 3.0 4.7| 20.5 -38.3 -17.9 -4.5 -0.05| 7.0 -0.3 5000 326 8 322 1| 1.4 2.6 4.1| 22.1 -49.1 -27.0 -5.4 -0.11| 6.6 -0.8 6000 297 9 250 5| 1.2 1.9 3.1| 24.6 -55.9 -31.3 -5.2 -0.12| 6.6 -0.8 Wrote GIF file: /home/apache/climate/data/raob//VGTJ/skewt/VGTJ.skewt.20251017.12.gif