UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102223.upa.cvt Date: 2300Z 22 OCT 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 22 OCT 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 206 1 925 859 SFC 855 1500 13.0 0.0 41 13.0 6.4 0 0 299.3 300.1 286.3 312.7 4.47 3 854 1514 14.8 0.8 38 14.0 7.5 6 3 301.2 302.1 287.3 315.5 4.75 4 850 1568 15.2 1.2 39 14.0 7.8 30 13 302.1 303.0 287.7 316.9 4.91 5 847 1598 15.4 0.4 36 15.0 7.6 28 13 302.6 303.4 287.6 316.7 4.65 6 789 2197 14.6 -16.4 10 31.0 2.7 6 6 307.9 308.2 286.1 312.3 1.34 7 714 3030 7.6 -7.4 34 15.0 0.8 108 5 309.1 309.7 288.3 318.9 3.07 8 700 3193 7.4 -15.6 18 23.0 -1.3 130 5 310.7 311.0 287.4 316.0 1.62 9 667 3588 6.2 85 14 313.7 10 586 4637 1.4 -39.6 3 41.0 -7.8 59 24 319.9 319.9 288.9 320.7 0.21 11 520 5585 -5.9 -41.9 4 36.0 -12.8 67 23 322.2 322.2 289.6 322.9 0.19 12 501 5875 -8.1 -29.1 17 21.0 -13.4 79 25 323.0 323.1 290.4 325.4 0.69 13 500 5890 -8.1 -29.1 17 21.0 -13.4 80 25 323.2 323.3 290.5 325.6 0.69 14 477 6254 -9.3 -24.3 28 15.0 -13.6 84 24 326.1 326.3 291.7 330.0 1.12 15 457 6583 -10.5 -30.5 18 20.0 -15.4 89 24 328.6 328.7 292.0 331.0 0.66 16 400 7590 -17.9 -36.9 17 19.0 -21.4 115 27 331.7 331.8 292.6 333.3 0.40 17 334 8911 -28.7 -49.7 11 21.0 -30.7 100 29 334.5 334.5 293.0 335.0 0.12 18 300 9670 -35.7 -52.7 16 17.0 -36.8 100 32 335.1 335.1 293.2 335.4 0.10 19 250 10910 -46.3 -61.3 17 15.0 -46.8 100 32 337.2 337.2 293.7 337.4 0.04 20 229 11488 -51.3 -65.3 17 14.0 -51.6 116 35 338.2 338.2 293.9 338.3 0.03 21 209 12079 -54.1 -67.1 19 13.0 -54.4 132 38 342.8 342.8 295.0 342.8 0.02 22 200 12360 -56.5 -67.5 24 11.0 -56.7 140 39 343.3 343.3 295.1 343.4 0.02 23 170 13370 -64.9 -70.9 43 6.0 -65.0 140 20 345.7 345.7 295.7 345.7 0.02 24 160 13740 -63.7 -71.7 33 8.0 -63.8 140 13 353.8 353.8 297.4 353.8 0.01 25 158 13817 -61.5 -71.5 25 10.0 -61.6 140 11 358.8 358.8 298.5 358.8 0.02 26 152 14058 -60.5 -73.5 17 13.0 -60.7 140 7 364.5 364.5 299.5 364.5 0.01 27 150 14140 -60.9 -73.9 16 13.0 -61.0 140 5 365.2 365.2 299.7 365.2 0.01 28 141 14521 -63.5 -79.5 10 16.0 -63.6 151 7 367.1 367.1 300.1 367.2 0.01 29 117 15641 -71.3 -84.3 13 13.0 -71.3 185 12 372.8 372.8 301.1 372.9 0.00 30 108 16114 -69.7 -83.7 11 14.0 -69.8 216 13 384.5 384.5 302.9 384.5 0.00 31 101 16511 -70.7 -83.7 13 13.0 -70.8 241 13 390.0 390.0 303.8 390.0 0.00 32 100 16570 -70.7 -84.7 11 14.0 -70.8 245 13 391.1 391.1 303.9 391.1 0.00 33 90 17202 -68.7 -83.7 10 15.0 -68.8 295 11 407.1 407.1 306.2 407.1 0.00 34 70 18700 -72.5 -86.5 10 14.0 -72.6 55 7 429.3 429.3 308.7 429.3 0.00 35 63 19317 -72.3 -86.3 10 14.0 -72.4 69 8 442.9 442.9 310.1 442.9 0.00 36 60 19607 -66.7 -82.7 9 16.0 -66.9 76 8 461.6 461.6 311.9 461.6 0.01 37 50 20710 -64.9 -83.9 6 19.0 -65.2 100 10 490.5 490.5 314.2 490.6 0.01 38 39 22243 -61.9 -85.9 3 24.0 -62.5 98 11 534.3 534.3 317.2 534.3 0.01 39 30 23900 -54.7 -86.7 1 32.0 -56.3 95 13 595.5 595.5 320.4 595.6 0.01 40 21 26188 -53.5 -86.5 1 33.0 -55.9 663.1 663.1 323.2 663.2 0.01 TRP 117 15641 -71.3 -84.3 13 13.0 -71.3 185 12 372.8 372.8 301.1 372.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5684.00 m Freezing level: 573.34 mb = 4819.13 m = 15810.61 ft Wetbulb zero: 708.58 mb = 3092.79 m = 10146.84 ft Precipitable water: 0.25 inches Sfc-500 mean rel hum: 15.39 % Est. max temperature: 23.39 C = 74.10 F Sfc-Lift cond lev (LCL): 701.91 mb = 3170.52 m = 10401.85 ft T: 7.43 C 700-500 lapse rate: 5.75 C/km ThetaE index: 4.57 C Layer 847.0- 714.0 mb Conv cond level (CCL): 413.75 mb = 7334.46 m = 24062.91 ft Mean mixing ratio: 2.65 g/kg Conv temperature: 43.30 C = 109.94 F Cap Strength: 12.18 C Lifted Index: 11.51 C Risk: None Lifted Index @300 mb: 14.96 C Lifted Index @700 mb: 4.19 C Showalter Index: 10.04 C Risk: None Total Totals Index: 32.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 9.30 C K Index: 1.50 Risk: None Sweat Index: 65.40 Risk: None Energy Index: 1.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.42 J/kg Max Up Vert Vel: 7.67 m/s Conv Inhibition (B-): 38732.91 J/kg Cap Strength: 12.18 C Lift Cond Lev (LCL): 574.06 mb = 4800.66 m = 15750.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 100 at 13 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 ---------------------------------------------------------- 0 855 1500 0 0 -0.0 -0.0 | 280 13 13.1 -2.4 1 850 1568 30 13 -6.5 -11.3 | 334 15 6.6 -13.7 2 794 2134 360 7 -0.0 -7.0 | 306 16 13.1 -9.4 3 766 2438 30 3 -1.5 -2.6 | 293 13 11.6 -5.0 4 700 3193 130 5 -3.8 3.2 | 265 9 9.3 0.8 5 636 3962 40 22 -14.1 -16.9 | 3 19 -1.0 -19.2 6 589 4572 60 24 -20.8 -12.0 | 28 16 -7.7 -14.4 7 546 5182 50 21 -16.1 -13.5 | 11 16 -3.0 -15.9 8 500 5890 80 25 -24.6 -4.3 | 60 13 -11.5 -6.7 9 468 6401 85 23 -22.9 -2.0 | 66 11 -9.8 -4.4 10 432 7010 100 26 -25.6 4.5 | 100 13 -12.5 2.1 11 400 7590 115 27 -24.5 11.4 | 128 14 -11.3 9.0 12 366 8230 125 27 -22.1 15.5 | 146 16 -9.0 13.1 13 337 8839 100 29 -28.6 5.0 | 100 16 -15.4 2.6 14 300 9670 100 32 -31.5 5.6 | 100 19 -18.4 3.2 15 250 10910 100 32 -31.5 5.6 | 100 19 -18.4 3.2 16 200 12360 140 39 -25.1 29.9 | 157 30 -11.9 27.5 17 150 14140 140 5 -3.2 3.8 | 262 10 9.9 1.4 18 117 15641 185 12 1.0 12.0 | 236 17 14.2 9.6 19 100 16570 245 13 11.8 5.5 | 263 25 24.9 3.1 20 70 18700 55 7 -5.7 -4.0 | 311 10 7.4 -6.4 21 50 20710 100 10 -9.8 1.7 | 281 3 3.3 -0.7 22 30 23900 95 13 -13.0 1.1 | 352 1 0.2 -1.3 Wind Parameters Mean winds (0-6000m): 70.3 at 17.8 knts Storm direction: 100.3 at 13.3 knts Shear (0-3000m) pos: 1.9 neg: 3.5 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 104.3 deg Storm rel helicity (0-3000m) pos: 77.4 neg: -64.4 tot: 13.1 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 1.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.23 Bulk Shear: 23.96 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 22 10 322 15| 8.7 0.0 8.7| 42.5 -23.8 18.7 37.4 0.39| 19.4 7.5 1000 18 8 313 15| 1.6 0.0 1.6| 42.5 -41.5 1.1 1.1 0.11| 13.1 1.4 1500 28 6 309 13| 1.5 0.0 1.5| 42.5 -48.0 -5.4 -3.6 0.01| 10.3 0.1 2000 48 7 310 11| 1.2 1.9 3.1| 44.9 -54.0 -9.1 -4.5 0.02| 10.5 0.2 2500 43 9 321 11| 0.9 4.2 5.1| 47.7 -64.4 -16.7 -6.7 0.03| 12.3 0.3 3000 46 11 334 11| 1.9 3.5 5.4| 77.4 -64.4 13.1 4.4 0.12| 11.4 1.3 4000 50 14 349 12| 1.9 2.5 4.5|100.4 -83.3 17.1 4.3 0.12| 9.9 1.2 5000 60 16 4 11| 2.4 2.0 4.4|133.5 -83.3 50.2 10.0 0.21| 9.1 1.9 6000 70 18 23 9| 2.9 1.7 4.5|171.1 -83.3 87.8 14.6 0.30| 8.6 2.6 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251022.23.gif