UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110923.upa.cvt Date: 2300Z 9 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 9 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 168 1 925 829 SFC 852 1500 16.2 12.7 80 3.5 13.9 60 18 302.9 304.9 293.1 335.2 10.90 3 850 1545 16.6 11.6 72 5.0 13.4 35 12 303.5 305.4 292.7 333.7 10.15 4 700 3171 6.4 3.9 84 2.5 5.0 360 6 309.6 310.9 292.2 331.9 7.25 5 612 4260 -1.3 -2.1 94 0.8 -1.7 357 5 312.8 313.9 291.6 329.7 5.36 6 601 4405 -1.3 -4.9 76 3.6 -3.0 347 7 314.5 315.3 291.3 328.5 4.42 7 567 4867 -4.9 -6.1 91 1.2 -5.4 335 7 315.5 316.3 291.5 329.2 4.28 8 547 5149 -6.5 -8.1 88 1.6 -7.2 335 5 316.9 317.6 291.5 329.1 3.80 9 541 5236 -6.1 -12.1 62 6.0 -8.5 335 5 318.3 318.9 291.0 327.5 2.79 10 536 5309 -6.1 -10.4 72 4.3 -7.9 334 5 319.2 319.8 291.6 329.8 3.23 11 528 5426 -7.3 -9.5 84 2.2 -8.2 333 5 319.1 319.8 291.9 330.7 3.52 12 518 5576 -8.1 -10.6 82 2.5 -9.1 332 5 319.9 320.6 291.9 330.7 3.29 13 515 5621 -8.3 -14.3 62 6.0 -10.5 332 5 320.2 320.7 291.3 328.4 2.45 14 511 5681 -8.9 -11.2 83 2.3 -9.8 331 5 320.2 320.8 291.9 330.7 3.18 15 500 5850 -10.1 -13.2 78 3.1 -11.3 330 5 320.7 321.3 291.7 329.9 2.77 16 492 5974 -10.9 -14.5 75 3.6 -12.2 312 5 321.2 321.7 291.6 329.7 2.53 17 483 6116 -11.5 -17.5 61 6.0 -13.5 292 5 322.2 322.6 291.4 329.0 2.00 18 466 6390 -13.3 -13.7 97 0.4 -13.5 253 6 323.3 323.8 292.5 332.8 2.85 19 460 6488 -13.3 -16.8 75 3.5 -14.5 258 5 324.5 324.9 292.3 332.1 2.23 20 456 6555 -13.1 -31.1 21 18.0 -17.1 264 5 325.5 325.7 291.1 327.8 0.63 21 434 6930 -15.9 -36.9 15 21.0 -19.7 301 3 326.6 326.7 291.2 328.0 0.37 22 427 7052 -16.9 -28.9 35 12.0 -19.6 311 2 326.9 327.0 291.7 329.8 0.82 23 415 7265 -18.3 -35.3 21 17.0 -21.4 315 4 327.7 327.8 291.6 329.4 0.46 24 410 7356 -17.9 -29.9 34 12.0 -20.5 316 5 329.4 329.5 292.3 332.2 0.78 25 400 7540 -19.7 -30.7 37 11.0 -22.0 320 7 329.4 329.5 292.3 332.1 0.74 26 373 8054 -24.5 -33.5 43 9.0 -26.1 316 8 329.7 329.8 292.2 331.9 0.61 27 369 8132 -24.7 -26.7 83 2.0 -25.1 316 8 330.4 330.7 293.0 334.6 1.17 28 352 8475 -26.3 -28.8 79 2.5 -26.8 287 9 332.8 333.0 293.4 336.4 1.01 29 300 9610 -35.1 -39.3 65 4.2 -35.6 260 11 335.9 336.0 293.7 337.5 0.42 30 258 10640 -44.1 -48.4 62 4.3 -44.4 272 21 337.4 337.5 293.9 338.2 0.18 31 257 10666 -44.5 -49.1 60 4.6 -44.7 273 21 337.2 337.3 293.8 337.9 0.17 32 250 10850 -45.5 -54.5 36 9.0 -45.9 275 23 338.4 338.4 294.0 338.8 0.09 33 242 11065 -46.7 -61.7 17 15.0 -47.2 274 24 339.8 339.8 294.3 339.9 0.04 34 214 11867 -52.9 -65.9 19 13.0 -53.2 268 26 342.3 342.3 294.9 342.4 0.03 35 200 12300 -55.1 -69.1 16 14.0 -55.4 265 28 345.5 345.5 295.6 345.6 0.02 36 150 14100 -63.9 -75.9 18 12.0 -64.0 255 41 360.0 360.0 298.7 360.0 0.01 37 134 14786 -68.3 -79.3 19 11.0 -68.4 255 33 364.0 364.0 299.5 364.0 0.01 38 110 15972 -68.7 -81.7 14 13.0 -68.8 255 20 384.4 384.4 302.9 384.4 0.00 39 100 16540 -71.3 -83.3 15 12.0 -71.3 255 13 390.0 390.0 303.8 390.0 0.00 40 92 17030 -73.5 -83.5 20 10.0 -73.5 270 28 395.0 395.0 304.5 395.0 0.00 41 70 18650 -68.3 -84.3 8 16.0 -68.4 100 3 438.3 438.3 309.7 438.3 0.00 42 64 19186 -66.5 -83.5 7 17.0 -66.7 108 6 453.6 453.6 311.2 453.6 0.01 43 59 19671 -69.9 -85.9 8 16.0 -70.0 115 8 456.6 456.6 311.5 456.7 0.00 44 58 19773 -67.1 -84.1 7 17.0 -67.3 117 9 465.2 465.2 312.3 465.2 0.01 45 50 20670 -64.1 -84.1 5 20.0 -64.4 130 13 492.4 492.4 314.4 492.5 0.01 46 45 21318 -62.3 -84.3 4 22.0 -62.8 125 16 511.9 511.9 315.8 511.9 0.01 47 30 23840 -59.1 -85.1 2 26.0 -60.1 105 27 583.5 583.5 319.8 583.6 0.01 48 20 26420 -53.3 -85.3 1 32.0 -55.9 90 22 673.0 673.0 323.5 673.1 0.01 49 18 27099 -52.9 -85.9 1 33.0 -55.8 694.9 694.9 324.3 695.0 0.01 TRP 92 17030 -73.5 -83.5 20 10.0 -73.5 270 28 395.0 395.0 304.5 395.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5682.00 m Freezing level: 626.86 mb = 4076.15 m = 13373.02 ft Wetbulb zero: 634.41 mb = 3968.45 m = 13019.69 ft Precipitable water: 1.01 inches Sfc-500 mean rel hum: 82.45 % Est. max temperature: 22.48 C = 72.46 F Sfc-Lift cond lev (LCL): 808.68 mb = 1962.32 m = 6437.98 ft T: 13.98 C 700-500 lapse rate: 6.16 C/km ThetaE index: 6.69 C Layer 850.0- 567.0 mb Conv cond level (CCL): 716.99 mb = 2970.13 m = 9744.41 ft Mean mixing ratio: 9.22 g/kg Conv temperature: 21.86 C = 71.35 F Cap Strength: 1.80 C Lifted Index: -0.33 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.20 C Lifted Index @700 mb: 0.99 C Showalter Index: -0.63 C Risk: Thunderstorms probable Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 21.70 C K Index: 35.80 Risk: > 80 % chance of thunderstorms Sweat Index: 168.20 Risk: None Energy Index: -0.79 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.24 J/kg Max Up Vert Vel: 9.30 m/s Conv Inhibition (B-): 38.25 J/kg Cap Strength: 1.80 C Lift Cond Lev (LCL): 752.12 mb = 2569.51 m = 8430.06 ft Lev Free Conv (LFC): 647.12 mb = 3807.65 m = 12492.13 ft Equ Level (EL): 467.12 mb = 6371.22 m = 20902.68 ft B at Equ Level: 41.88 J/kg Max Parcel Lev (MPL): 407.12 mb = 7408.43 m = 24305.57 ft Wind level data Storm motion: 22 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 ---------------------------------------------------------- 0 852 1500 60 18 -15.6 -9.0 | 75 14 -13.4 -3.5 1 850 1545 35 12 -6.9 -9.8 | 47 6 -4.7 -4.3 2 792 2134 10 22 -3.8 -21.7 | 6 16 -1.6 -16.2 3 764 2438 5 20 -1.7 -19.9 | 358 14 0.4 -14.4 4 700 3171 360 6 -0.0 -6.0 | 283 2 2.2 -0.5 5 634 3962 15 2 -0.5 -1.9 | 205 4 1.7 3.5 6 587 4572 335 9 3.8 -8.2 | 294 7 6.0 -2.7 7 544 5182 335 5 2.1 -4.5 | 258 4 4.3 0.9 8 500 5850 330 5 2.5 -4.3 | 256 5 4.7 1.2 9 465 6401 250 6 5.6 2.1 | 226 11 7.8 7.5 10 429 7010 310 2 1.5 -1.3 | 222 6 3.7 4.2 11 400 7540 320 7 4.5 -5.4 | 269 7 6.7 0.1 12 363 8230 315 8 5.7 -5.7 | 271 8 7.8 -0.2 13 334 8839 240 10 8.7 5.0 | 226 15 10.8 10.5 14 300 9610 260 11 10.8 1.9 | 240 15 13.0 7.4 15 250 10850 275 23 22.9 -2.0 | 262 25 25.1 3.5 16 200 12300 265 28 27.9 2.4 | 255 31 30.1 7.9 17 150 14100 255 41 39.6 10.6 | 249 45 41.8 16.1 18 100 16540 255 13 12.6 3.4 | 239 17 14.7 8.8 19 92 17030 270 28 28.0 -0.0 | 260 31 30.2 5.5 20 70 18650 100 3 -3.0 0.5 | 173 6 -0.8 6.0 21 50 20670 130 13 -10.0 8.4 | 151 16 -7.8 13.8 22 30 23840 105 27 -26.1 7.0 | 118 27 -23.9 12.5 23 20 26420 90 22 -22.0 0.0 | 105 21 -19.8 5.5 Wind Parameters Mean winds (0-6000m): 351.7 at 7.9 knts Storm direction: 21.7 at 5.9 knts Shear (0-3000m) pos: 1.2 neg: 3.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): -141.8 deg Storm rel helicity (0-3000m) pos: 3.4 neg: -56.0 tot: -52.6 m^2/s^2 ave: -17.5 10^-3 m/s^2 rel: -0.42 Storm rel vorticity (0-3000m) horiz: 8.1 stream: -3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.21 Bulk Shear: 13.47 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 24 16 25 10| 0.0 14.7 14.7| 0.0 -28.8 -28.8 -57.5 -0.65| 17.9-11.6 1000 14 18 11 13| 0.0 8.8 8.8| 0.0 -45.5 -45.5 -45.5 -0.65| 12.3 -8.0 1500 11 17 6 11| 0.0 5.3 5.3| 0.0 -52.3 -52.3 -34.8 -0.56| 11.5 -6.4 2000 10 14 2 8| 1.3 4.0 5.2| 0.0 -55.1 -55.1 -27.5 -0.59| 9.9 -5.9 2500 10 12 359 6| 1.4 3.2 4.6| 0.1 -56.0 -55.9 -22.4 -0.59| 8.4 -5.0 3000 8 11 352 5| 1.2 3.4 4.5| 3.4 -56.0 -52.6 -17.5 -0.42| 8.1 -3.4 4000 2 10 336 4| 0.9 2.4 3.3| 3.4 -60.5 -57.1 -14.3 -0.44| 6.7 -3.0 5000 356 9 319 4| 0.7 2.2 2.9| 4.9 -70.7 -65.8 -13.2 -0.44| 6.3 -2.8 6000 352 8 305 4| 0.1 1.8 2.0| 13.0 -72.5 -59.6 -9.9 -0.33| 6.1 -2.0 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251109.23.gif