UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110223.upa.cvt Date: 2300Z 2 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 2 NOV 25 Station: FAIR WMO ident: 68263 Latitude: -25.92 Longitude: 28.22 Elevation: 1500.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 217 1 925 873 SFC 856 1500 14.4 14.4 100 0.0 14.4 120 6 300.6 302.8 293.4 336.3 12.14 3 855 1514 16.2 13.5 84 2.7 14.4 114 6 302.6 304.7 293.4 336.5 11.45 4 853 1543 14.8 12.6 87 2.2 13.4 103 7 301.3 303.3 292.6 333.2 10.81 5 850 1586 14.4 12.4 88 2.0 13.1 85 8 301.2 303.2 292.4 332.8 10.70 6 846 1626 14.0 12.2 89 1.8 12.9 81 9 301.2 303.2 292.4 332.5 10.61 7 754 2591 8.4 8.4 100 0.0 8.4 344 15 305.2 306.9 292.5 332.9 9.22 8 745 2690 8.4 8.4 100 0.0 8.4 343 14 306.3 308.0 292.9 334.4 9.33 9 708 3114 9.2 3.2 66 6.0 5.8 341 10 311.7 313.0 292.5 332.8 6.82 10 704 3161 9.0 3.0 66 6.0 5.6 340 9 311.9 313.2 292.5 333.0 6.76 11 700 3208 8.8 2.8 66 6.0 5.4 340 9 312.2 313.5 292.6 333.1 6.70 12 682 3422 6.8 4.7 86 2.1 5.6 333 8 312.3 313.8 293.5 336.8 7.88 13 648 3840 4.8 -6.2 45 11.0 -0.4 320 7 314.7 315.4 290.7 326.6 3.71 14 634 4017 2.8 -3.2 65 6.0 -0.2 312 6 314.4 315.3 291.6 329.5 4.77 15 631 4056 2.8 -10.2 38 13.0 -2.7 309 7 314.8 315.3 289.9 323.8 2.79 16 621 4185 2.2 -13.8 29 16.0 -4.1 298 9 315.5 316.0 289.5 322.5 2.12 17 553 5111 -2.9 -31.9 9 29.0 -10.1 265 11 320.1 320.2 289.3 321.9 0.48 18 521 5580 -6.5 -18.5 38 12.0 -10.5 268 11 321.3 321.6 290.9 327.1 1.71 19 500 5900 -8.1 -28.1 18 20.0 -13.3 270 11 323.2 323.3 290.5 325.9 0.76 20 484 6152 -9.3 -38.3 7 29.0 -15.0 260 14 324.7 324.8 290.5 325.8 0.29 21 470 6379 -10.5 -43.5 5 33.0 -16.2 251 17 326.0 326.0 290.7 326.6 0.17 22 403 7544 -18.5 -48.5 5 30.0 -22.4 265 27 330.2 330.3 291.9 330.7 0.12 23 400 7600 -18.7 -42.7 10 24.0 -22.3 265 27 330.7 330.7 292.2 331.5 0.22 24 389 7807 -20.7 -29.7 44 9.0 -22.7 267 30 330.7 330.9 292.7 333.8 0.84 25 378 8019 -22.7 -37.7 24 15.0 -25.1 268 33 330.8 330.9 292.3 332.3 0.39 26 365 8275 -25.5 -30.4 64 4.9 -26.5 271 36 330.4 330.6 292.6 333.4 0.84 27 358 8415 -26.7 -31.0 67 4.3 -27.5 273 38 330.6 330.8 292.7 333.5 0.80 28 331 8981 -28.1 -30.8 78 2.7 -28.6 283 42 336.2 336.4 294.2 339.5 0.89 29 323 9156 -29.5 -31.4 84 1.9 -29.9 287 40 336.6 336.8 294.3 339.8 0.86 30 300 9680 -33.7 -36.4 77 2.7 -34.1 300 32 337.9 338.0 294.3 340.0 0.57 31 287 9989 -35.5 -39.3 68 3.8 -36.0 296 36 339.6 339.7 294.6 341.3 0.44 32 260 10666 -41.5 -45.7 64 4.2 -41.8 288 46 340.5 340.6 294.7 341.5 0.25 33 250 10930 -43.9 -47.6 67 3.7 -44.2 285 50 340.8 340.8 294.7 341.6 0.21 34 200 12390 -57.3 -59.7 74 2.4 -57.3 280 62 342.0 342.0 294.8 342.3 0.06 35 184 12912 -61.3 -64.9 62 3.6 -61.3 269 76 343.8 343.8 295.3 343.9 0.03 36 179 13083 -60.5 -64.5 59 4.0 -60.6 266 80 347.8 347.8 296.2 348.0 0.04 37 178 13118 -60.7 -64.7 59 4.0 -60.8 265 81 348.0 348.0 296.2 348.2 0.04 38 172 13330 -62.1 -66.1 59 4.0 -62.1 265 77 349.2 349.2 296.5 349.3 0.03 39 156 13930 -63.9 -75.9 18 12.0 -64.0 265 66 356.0 356.0 297.9 356.0 0.01 40 150 14170 -64.7 -76.7 18 12.0 -64.8 265 62 358.6 358.6 298.4 358.7 0.01 41 138 14676 -66.3 -78.3 17 12.0 -66.4 265 60 364.5 364.5 299.5 364.5 0.01 42 120 15511 -70.9 -82.9 15 12.0 -70.9 265 55 370.9 370.9 300.7 370.9 0.00 43 114 15815 -70.7 -83.7 13 13.0 -70.8 265 54 376.7 376.7 301.7 376.8 0.00 44 100 16580 -75.9 -84.9 23 9.0 -75.9 265 50 381.1 381.1 302.4 381.1 0.00 45 87 17380 -78.3 -85.3 31 7.0 -78.3 275 41 391.7 391.7 304.0 391.8 0.00 46 86 17446 -78.3 -85.3 31 7.0 -78.3 274 40 393.0 393.0 304.2 393.1 0.00 47 85 17513 -77.7 -84.7 31 7.0 -77.7 272 38 395.6 395.6 304.6 395.6 0.00 48 77 18088 -70.9 -82.9 15 12.0 -71.0 261 27 421.1 421.1 307.9 421.1 0.01 49 71 18566 -73.3 -85.3 14 12.0 -73.3 252 18 425.8 425.8 308.4 425.9 0.00 50 70 18650 -70.1 -84.1 11 14.0 -70.2 250 16 434.4 434.4 309.3 434.4 0.00 51 69 18736 -68.5 -84.5 8 16.0 -68.7 257 16 439.6 439.6 309.8 439.7 0.00 52 64 19184 -70.3 -86.3 8 16.0 -70.4 297 13 445.3 445.3 310.4 445.3 0.00 53 62 19374 -66.9 -84.9 6 18.0 -67.1 313 12 456.8 456.8 311.5 456.9 0.00 54 55 20092 -69.7 -87.7 6 18.0 -69.8 15 9 466.4 466.4 312.3 466.4 0.00 55 52 20430 -64.9 -85.9 4 21.0 -65.2 45 7 485.1 485.1 313.8 485.1 0.00 56 50 20670 -63.9 -86.9 3 23.0 -64.3 65 6 492.9 492.9 314.4 492.9 0.00 57 46 21183 -62.3 -87.3 2 25.0 -62.8 508.7 508.7 315.5 508.7 0.00 TRP 87 17380 -78.3 -85.3 31 7.0 -78.3 275 41 391.7 391.7 304.0 391.8 0.00 WND 178 13118 -60.7 -64.7 59 4.0 -60.8 265 81 348.0 348.0 296.2 348.2 0.04 Sounding variables and indices 1000-500 mb thick: 5683.00 m Freezing level: 591.67 mb = 4584.20 m = 15039.86 ft Wetbulb zero: 650.22 mb = 3812.14 m = 12506.88 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 56.08 % Est. max temperature: 25.09 C = 77.16 F Sfc-Lift cond lev (LCL): 856.13 mb = 1498.80 m = 4917.25 ft T: -9999.00 C 700-500 lapse rate: 6.28 C/km ThetaE index: 4.02 C Layer 853.0- 754.0 mb Conv cond level (CCL): 781.85 mb = 2286.84 m = 7502.67 ft Mean mixing ratio: 10.02 g/kg Conv temperature: 17.60 C = 63.68 F Cap Strength: 3.51 C Lifted Index: 1.84 C Risk: Showers probable Lifted Index @300 mb: 4.81 C Lifted Index @700 mb: 3.51 C Showalter Index: 1.84 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 20.50 C K Index: 28.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 175.80 Risk: None Energy Index: -1.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.14 J/kg Max Up Vert Vel: 6.02 m/s Conv Inhibition (B-): 12621.62 J/kg Cap Strength: 3.46 C Lift Cond Lev (LCL): 792.61 mb = 2172.28 m = 7126.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 11 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 ---------------------------------------------------------- 0 856 1500 120 6 -5.2 3.0 | 131 16 -12.4 10.7 1 850 1586 85 8 -8.0 -0.7 | 115 17 -15.2 7.0 2 796 2134 25 20 -8.5 -18.1 | 56 19 -15.7 -10.4 3 768 2438 345 16 4.1 -15.5 | 22 8 -3.1 -7.8 4 700 3208 340 9 3.1 -8.5 | 80 4 -4.1 -0.8 5 637 3962 315 6 4.2 -4.2 | 139 5 -3.0 3.5 6 590 4572 265 14 13.9 1.2 | 217 11 6.7 8.9 7 547 5182 265 11 11.0 1.0 | 203 9 3.7 8.7 8 500 5900 270 11 11.0 -0.0 | 206 9 3.8 7.7 9 468 6401 250 17 16.0 5.8 | 213 16 8.8 13.5 10 432 7010 260 26 25.6 4.5 | 236 22 18.4 12.2 11 400 7600 265 27 26.9 2.4 | 243 22 19.7 10.0 12 367 8230 270 36 36.0 -0.0 | 255 30 28.8 7.7 13 337 8839 280 44 43.3 -7.6 | 270 36 36.1 0.1 14 300 9680 300 32 27.7 -16.0 | 292 22 20.5 -8.3 15 250 10930 285 50 48.3 -12.9 | 277 41 41.1 -5.2 16 200 12390 280 62 61.1 -10.8 | 273 54 53.8 -3.1 17 178 13118 265 81 80.7 7.1 | 259 75 73.5 14.8 18 150 14170 265 62 61.8 5.4 | 256 56 54.5 13.1 19 100 16580 265 50 49.8 4.4 | 254 44 42.6 12.1 20 87 17380 275 41 40.8 -3.6 | 263 34 33.6 4.1 21 70 18650 250 16 15.0 5.5 | 211 15 7.8 13.2 22 50 20670 65 6 -5.4 -2.5 | 112 14 -12.7 5.2 Wind Parameters Mean winds (0-6000m): 286.8 at 14.1 knts Storm direction: 316.8 at 10.6 knts Shear (0-3000m) pos: 0.0 neg: 3.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 87.2 deg Storm rel helicity (0-3000m) pos: 17.2 neg: -138.5 tot: -121.2 m^2/s^2 ave: -40.4 10^-3 m/s^2 rel: -0.28 Storm rel vorticity (0-3000m) horiz: 9.9 stream: -2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.25 Bulk Shear: 73.12 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 57 12 94 17| 0.0 17.6 17.6| 0.0 -83.6 -83.6 -167.3 -0.99| 18.7-18.4 1000 26 15 67 15| 0.0 10.4 10.4| 0.0-138.5-138.5 -138.5 -0.84| 18.9-16.0 1500 11 14 57 12| 0.0 5.5 5.5| 4.8-138.5-133.6 -89.1 -0.67| 14.2 -9.6 2000 5 13 58 10| 0.0 3.4 3.4| 8.6-138.5-129.9 -64.9 -0.54| 11.6 -6.3 2500 359 12 60 8| 0.0 2.6 2.6| 11.2-138.5-127.2 -50.9 -0.45| 9.9 -4.5 3000 349 11 56 6| 0.0 3.2 3.2| 17.2-138.5-121.2 -40.4 -0.28| 9.9 -2.8 4000 325 12 17 2| 0.1 2.2 2.3| 17.7-145.4-127.7 -31.9 -0.30| 8.1 -2.4 5000 305 12 252 3| 0.1 2.4 2.6| 27.2-145.9-118.7 -23.7 -0.22| 7.5 -1.7 6000 287 14 240 7| 0.8 2.0 2.8| 72.7-145.9 -73.3 -12.2 -0.09| 7.1 -0.7 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251102.23.gif