UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110723.upa.cvt Date: 2300Z 7 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 7 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 206 1 925 858 SFC 854 1500 12.8 12.8 100 0.0 12.8 120 4 299.2 301.1 292.0 331.1 10.94 3 850 1567 12.6 11.1 91 1.5 11.7 70 6 299.3 301.1 291.2 328.1 9.81 4 765 2446 7.6 6.6 93 1.0 7.0 20 14 303.1 304.6 290.9 327.1 8.02 5 743 2688 9.8 2.8 62 7.0 5.9 37 11 308.0 309.2 291.0 327.4 6.31 6 700 3181 6.4 0.4 65 6.0 3.2 70 5 309.6 310.6 290.9 327.0 5.63 7 688 3323 6.0 -1.0 61 7.0 2.4 80 6 310.7 311.6 290.8 326.8 5.17 8 606 4349 -1.5 -4.1 82 2.6 -2.7 101 8 313.5 314.4 291.2 328.2 4.66 9 579 4712 -3.5 -5.5 86 2.0 -4.4 80 8 315.3 316.1 291.5 329.3 4.39 10 561 4961 -4.1 -8.4 72 4.3 -6.0 70 9 317.4 318.1 291.5 329.2 3.62 11 522 5526 -8.1 -8.4 98 0.3 -8.2 147 11 319.2 320.0 292.2 331.9 3.89 12 500 5860 -10.1 -11.8 87 1.7 -10.8 235 13 320.7 321.3 292.0 331.0 3.10 13 427 7056 -17.7 -17.7 100 0.0 -17.7 245 23 325.8 326.3 292.6 333.5 2.23 14 414 7286 -20.5 -20.5 100 0.0 -20.5 245 27 325.1 325.5 292.1 331.4 1.81 15 400 7540 -20.9 -35.9 25 15.0 -23.5 245 32 327.8 327.9 291.6 329.5 0.45 16 399 7559 -21.1 -43.1 12 22.0 -24.1 245 32 327.8 327.8 291.3 328.6 0.21 17 384 7841 -21.9 -47.9 8 26.0 -25.0 251 33 330.4 330.4 291.9 330.9 0.13 18 380 7918 -22.3 -50.3 6 28.0 -25.4 253 33 330.8 330.8 292.0 331.2 0.10 19 331 8915 -31.3 -51.3 12 20.0 -32.9 258 38 331.8 331.8 292.3 332.2 0.10 20 319 9177 -31.3 -52.3 11 21.0 -33.0 251 47 335.3 335.3 293.2 335.7 0.09 21 304 9517 -33.3 -45.3 29 12.0 -34.5 242 59 337.2 337.2 293.9 338.0 0.22 22 300 9610 -34.1 -44.1 36 10.0 -35.1 240 62 337.3 337.4 293.9 338.3 0.25 23 289 9871 -36.3 -43.3 48 7.0 -37.0 243 65 337.8 337.9 294.0 338.9 0.29 24 256 10701 -43.1 -51.1 41 8.0 -43.6 253 76 339.7 339.7 294.4 340.2 0.14 25 250 10860 -44.5 -51.5 46 7.0 -44.9 255 78 339.9 339.9 294.4 340.4 0.13 26 226 11526 -50.7 -53.7 70 3.0 -50.8 255 86 340.4 340.4 294.5 340.8 0.11 27 214 11878 -53.7 -58.2 58 4.5 -53.8 255 91 341.1 341.1 294.7 341.4 0.07 28 203 12216 -55.9 -60.1 59 4.2 -56.0 255 95 342.8 342.8 295.0 343.0 0.06 29 200 12310 -56.7 -61.7 53 5.0 -56.8 255 96 343.0 343.0 295.1 343.2 0.05 30 199 12342 -56.9 -61.9 53 5.0 -57.0 255 98 343.2 343.2 295.1 343.3 0.05 31 192 12568 -57.1 -65.7 33 8.7 -57.2 255 109 346.4 346.4 295.8 346.5 0.03 32 184 12837 -57.3 -70.3 18 13.0 -57.5 256 103 350.3 350.3 296.7 350.3 0.02 33 183 12872 -57.3 -70.3 18 13.0 -57.5 256 102 350.8 350.8 296.8 350.9 0.02 34 157 13822 -65.1 -74.1 28 9.0 -65.2 259 80 353.3 353.3 297.4 353.3 0.01 35 150 14100 -64.5 -76.5 18 12.0 -64.6 260 74 359.0 359.0 298.5 359.0 0.01 36 144 14349 -64.3 -78.3 13 14.0 -64.4 259 71 363.5 363.5 299.4 363.6 0.01 37 126 15158 -68.3 -80.3 16 12.0 -68.4 256 63 370.5 370.5 300.7 370.5 0.01 38 119 15502 -66.9 -80.9 12 14.0 -67.0 254 59 379.1 379.1 302.1 379.2 0.00 39 100 16540 -71.9 -82.9 18 11.0 -71.9 250 48 388.8 388.8 303.6 388.8 0.00 40 86 17425 -74.7 -85.7 17 11.0 -74.7 235 31 400.3 400.3 305.2 400.3 0.00 41 72 18472 -69.9 -83.9 11 14.0 -70.0 205 11 431.4 431.4 309.0 431.4 0.00 42 70 18640 -70.5 -84.5 11 14.0 -70.6 200 8 433.6 433.6 309.2 433.6 0.00 43 65 19079 -71.5 -85.5 11 14.0 -71.6 183 8 440.7 440.7 310.0 440.7 0.00 44 62 19359 -70.5 -86.5 8 16.0 -70.6 173 8 448.9 448.9 310.7 448.9 0.00 45 59 19657 -64.7 -83.7 6 19.0 -65.0 162 8 468.3 468.3 312.5 468.3 0.01 46 50 20670 -63.9 -85.9 3 22.0 -64.3 125 8 492.9 492.9 314.4 492.9 0.00 47 48 20920 -64.5 -85.5 4 21.0 -64.8 120 9 497.3 497.3 314.8 497.3 0.01 48 33 23254 -56.5 -85.5 1 29.0 -57.8 72 17 574.7 574.7 319.4 574.8 0.01 49 30 23860 -55.9 -85.9 1 30.0 -57.3 60 19 592.2 592.3 320.3 592.3 0.01 50 26 24771 -55.7 -86.7 1 31.0 -57.3 617.6 617.6 321.4 617.6 0.01 TRP 86 17425 -74.7 -85.7 17 11.0 -74.7 235 31 400.3 400.3 305.2 400.3 0.00 WND 192 12568 -57.1 -65.7 33 8.7 -57.2 255 109 346.4 346.4 295.8 346.5 0.03 Sounding variables and indices 1000-500 mb thick: 5654.00 m Freezing level: 622.40 mb = 4144.06 m = 13595.82 ft Wetbulb zero: 649.98 mb = 3782.66 m = 12410.17 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 79.93 % Est. max temperature: 22.62 C = 72.72 F Sfc-Lift cond lev (LCL): 854.00 mb = 1500.00 m = 4921.20 ft T: 12.80 C 700-500 lapse rate: 6.16 C/km ThetaE index: 4.04 C Layer 850.0- 743.0 mb Conv cond level (CCL): 773.47 mb = 2353.80 m = 7722.35 ft Mean mixing ratio: 8.81 g/kg Conv temperature: 16.20 C = 61.17 F Cap Strength: 3.80 C Lifted Index: 2.30 C Risk: None Lifted Index @300 mb: 7.72 C Lifted Index @700 mb: 2.98 C Showalter Index: 2.07 C Risk: Showers probable Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 21.20 C K Index: 27.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 158.20 Risk: None Energy Index: 0.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.78 J/kg Max Up Vert Vel: 6.60 m/s Conv Inhibition (B-): 30092.30 J/kg Cap Strength: 3.68 C Lift Cond Lev (LCL): 786.81 mb = 2211.12 m = 7254.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 9 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 ---------------------------------------------------------- 0 854 1500 120 4 -3.5 2.0 | 100 13 -12.8 2.2 1 850 1567 70 6 -5.6 -2.1 | 83 15 -14.9 -1.8 2 794 2134 30 16 -8.0 -13.9 | 52 22 -17.3 -13.6 3 765 2438 20 14 -4.8 -13.2 | 47 19 -14.1 -12.9 4 700 3181 70 5 -4.7 -1.7 | 84 14 -14.0 -1.5 5 635 3962 125 9 -7.4 5.2 | 108 18 -16.7 5.4 6 588 4572 85 8 -8.0 -0.7 | 88 17 -17.3 -0.5 7 544 5182 60 9 -7.8 -4.5 | 76 18 -17.1 -4.3 8 500 5860 235 13 10.6 7.5 | 190 8 1.4 7.7 9 465 6401 240 15 13.0 7.5 | 206 9 3.7 7.7 10 429 7010 245 22 19.9 9.3 | 228 14 10.7 9.5 11 400 7540 245 32 29.0 13.5 | 235 24 19.7 13.8 12 363 8230 260 34 33.5 5.9 | 256 25 24.2 6.1 13 334 8839 260 36 35.5 6.3 | 256 27 26.2 6.5 14 300 9610 240 62 53.7 31.0 | 235 54 44.4 31.2 15 250 10860 255 78 75.3 20.2 | 253 69 66.1 20.4 16 200 12310 255 96 92.7 24.8 | 253 87 83.4 25.1 17 192 12568 255 109 105.3 28.2 | 253 100 96.0 28.4 18 150 14100 260 74 72.9 12.8 | 258 65 63.6 13.1 19 100 16540 250 48 45.1 16.4 | 245 39 35.8 16.6 20 86 17425 235 31 25.4 17.8 | 222 24 16.1 18.0 21 70 18640 200 8 2.7 7.5 | 140 10 -6.6 7.7 22 50 20670 125 8 -6.6 4.6 | 107 17 -15.8 4.8 23 30 23860 60 19 -16.5 -9.5 | 70 27 -25.7 -9.3 Wind Parameters Mean winds (0-6000m): 241.4 at 12.4 knts Storm direction: 271.4 at 9.3 knts Shear (0-3000m) pos: 2.9 neg: 3.3 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): -9.3 deg Storm rel helicity (0-3000m) pos: 77.4 neg: -98.4 tot: -21.0 m^2/s^2 ave: -7.0 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 7.6 stream: -0.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.35 Bulk Shear: 62.33 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 50 9 71 18| 0.0 14.0 14.0| 0.0 -50.4 -50.4 -100.7 -0.82| 14.3-11.8 1000 34 12 58 19| 0.0 7.3 7.3| 5.4 -75.5 -70.1 -70.1 -0.71| 10.8 -7.7 1500 34 12 59 18| 2.8 4.9 7.7| 42.3 -75.5 -33.2 -22.1 -0.24| 10.1 -2.4 2000 38 10 64 17| 3.2 3.7 6.9| 58.0 -75.5 -17.5 -8.7 -0.09| 8.9 -0.8 2500 50 10 70 18| 3.5 2.9 6.4| 77.4 -75.5 1.9 0.8 0.03| 8.1 0.3 3000 59 9 75 18| 2.9 3.3 6.2| 77.4 -98.4 -21.0 -7.0 -0.08| 7.6 -0.6 4000 65 9 78 18| 3.7 2.9 6.6|143.4-116.6 26.8 6.7 0.10| 8.0 0.8 5000 66 10 78 19| 3.5 2.3 5.9|207.9-116.6 91.3 18.3 0.30| 8.8 2.6 6000 241 12 194 6| 4.1 1.9 6.0|229.0-116.6 112.4 18.7 0.31| 8.6 2.6 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251107.23.gif