UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 20 OCT 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1019 56 2.0 -0.8 82 2.8 0.8 270 5 273.7 274.3 273.1 283.3 3.53 1 1000 207 0.0 -3.4 78 3.4 -1.3 280 9 273.1 273.6 271.9 281.3 2.97 2 989 295 -1.1 -4.1 80 3.0 -2.2 284 10 272.9 273.4 271.5 280.7 2.85 3 925 823 -4.1 -6.6 83 2.5 -5.0 305 15 275.1 275.5 272.3 282.1 2.52 4 892 1110 -4.7 -7.0 84 2.3 -5.5 311 15 277.4 277.8 273.7 284.5 2.53 5 850 1489 -6.9 -9.6 81 2.7 -7.8 320 15 278.9 279.3 274.0 285.1 2.17 6 837 1609 -7.5 -10.2 81 2.7 -8.4 318 15 279.5 279.9 274.3 285.5 2.10 7 700 2976 -14.9 -24.9 42 10.0 -16.8 295 21 286.0 286.1 275.7 288.2 0.72 8 698 2998 -14.9 -25.9 39 11.0 -16.9 295 21 286.2 286.3 275.7 288.3 0.66 9 591 4239 -20.9 -35.9 25 15.0 -22.8 298 32 293.2 293.2 278.7 294.2 0.30 10 500 5450 -29.7 -44.7 22 15.0 -30.9 300 42 296.8 296.9 280.1 297.3 0.14 11 467 5933 -33.5 -48.5 21 15.0 -34.4 300 44 298.0 298.0 280.6 298.3 0.10 12 400 7000 -42.5 -57.5 18 15.0 -43.0 300 48 299.8 299.8 281.3 299.9 0.04 13 395 7085 -43.9 -58.9 17 15.0 -44.3 300 48 299.0 299.0 281.0 299.1 0.03 14 305 8784 -53.9 -66.9 19 13.0 -54.1 305 42 307.9 307.9 284.5 308.0 0.02 15 300 8890 -53.5 -67.5 17 14.0 -53.7 305 42 309.9 309.9 285.3 310.0 0.01 16 250 10060 -52.9 -64.9 22 12.0 -53.1 295 38 327.4 327.4 291.0 327.5 0.02 17 200 11500 -53.3 -67.3 17 14.0 -53.6 290 36 348.4 348.4 296.3 348.5 0.02 18 197 11597 -52.1 -66.1 17 14.0 -52.4 289 36 351.8 351.8 297.0 351.9 0.03 19 150 13350 -54.1 -70.1 12 16.0 -54.5 280 31 376.9 376.9 301.8 377.0 0.02 20 100 15940 -56.1 -74.1 9 18.0 -56.5 280 21 419.3 419.3 307.6 419.4 0.02 21 93 16400 -56.7 -74.7 9 18.0 -57.1 280 19 426.9 426.9 308.5 427.0 0.02 22 70 18190 -58.3 -76.3 8 18.0 -58.8 280 13 459.7 459.7 311.7 459.8 0.02 23 55 19698 -61.5 -79.5 7 18.0 -61.9 269 14 485.1 485.2 313.8 485.2 0.01 24 50 20290 -61.5 -79.5 7 18.0 -62.0 265 15 498.6 498.6 314.8 498.6 0.01 25 30 23460 -60.9 -78.9 8 18.0 -61.7 270 17 578.6 578.6 319.6 578.8 0.03 26 27 24118 -59.3 -78.3 7 19.0 -60.3 269 19 600.8 600.8 320.6 601.0 0.03 27 23 25115 -62.5 -81.5 6 19.0 -63.3 267 21 619.6 619.6 321.5 619.8 0.02 28 22 25389 -62.9 -81.9 6 19.0 -63.7 266 22 626.3 626.3 321.7 626.5 0.02 29 20 25980 -60.3 -79.3 7 19.0 -61.5 265 23 651.6 651.6 322.7 651.9 0.04 30 18 26638 -58.5 -78.5 6 20.0 -60.1 263 25 677.2 677.2 323.7 677.6 0.05 31 10 30360 -54.9 -74.9 7 20.0 -58.4 250 36 814.6 814.7 327.6 816.1 0.15 32 8.1 31732 -46.7 -68.7 6 22.0 -53.8 897.7 898.0 329.5 902.8 0.45 33 7.0 32698 -47.9 -69.9 6 22.0 -55.1 931.0 931.3 330.1 936.2 0.44 TRP 305 8784 -53.9 -66.9 19 13.0 -54.1 305 42 307.9 307.9 284.5 308.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5243.00 m Freezing level: 1000.00 mb = 207.00 m = 679.13 ft Wetbulb zero: 1011.43 mb = 115.71 m = 379.63 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 51.08 % Est. max temperature: 6.56 C = 43.81 F Sfc-Lift cond lev (LCL): 975.59 mb = 402.72 m = 1321.23 ft T: -1.71 C 700-500 lapse rate: 5.98 C/km ThetaE index: 2.58 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 864.77 mb = 1353.67 m = 4441.11 ft Mean mixing ratio: 2.80 g/kg Conv temperature: 6.72 C = 44.10 F Cap Strength: 11.19 C Lifted Index: 13.00 C Risk: None Lifted Index @300 mb: 20.13 C Lifted Index @700 mb: 6.58 C Showalter Index: 10.24 C Risk: None Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 20.10 C K Index: 3.20 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 2.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.23 J/kg Max Up Vert Vel: 3.23 m/s Conv Inhibition (B-): 60216.45 J/kg Cap Strength: 12.87 C Lift Cond Lev (LCL): 926.09 mb = 813.72 m = 2669.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 19 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 1019 56 270 5 5.0 -0.0 | 165 17 -4.3 16.4 1 1000 207 280 9 8.9 -1.6 | 178 15 -0.4 14.8 2 925 823 305 15 12.3 -8.6 | 201 8 3.0 7.8 3 850 1489 320 15 9.6 -11.5 | 184 5 0.4 4.9 4 700 2976 295 21 19.0 -8.9 | 232 12 9.7 7.5 5 500 5450 300 42 36.4 -21.0 | 280 27 27.1 -4.6 6 400 7000 300 48 41.6 -24.0 | 283 33 32.3 -7.6 7 305 8784 305 42 34.4 -24.1 | 287 26 25.1 -7.7 8 300 8890 305 42 34.4 -24.1 | 287 26 25.1 -7.7 9 250 10060 295 38 34.4 -16.1 | 269 25 25.1 0.3 10 200 11500 290 36 33.8 -12.3 | 261 25 24.5 4.1 11 150 13350 280 31 30.5 -5.4 | 243 24 21.2 11.0 12 100 15940 280 21 20.7 -3.6 | 222 17 11.4 12.8 13 70 18190 280 13 12.8 -2.3 | 194 15 3.5 14.1 14 50 20290 265 15 14.9 1.3 | 198 19 5.7 17.7 15 30 23460 270 17 17.0 -0.0 | 205 18 7.7 16.4 16 20 25980 265 23 22.9 2.0 | 216 23 13.6 18.4 17 10 30360 250 36 33.8 12.3 | 221 38 24.5 28.7 Wind Parameters Mean winds (0-6000m): 300.5 at 25.1 knts Storm direction: 330.5 at 18.9 knts Shear (0-3000m) pos: 2.2 neg: 1.7 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 69.8 deg Storm rel helicity (0-3000m) pos: 40.8 neg: -2.7 tot: 38.0 m^2/s^2 ave: 12.7 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.15 Bulk Shear: 34.16 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 ------------------------------------------------------------------------------- 500 286 10 180 14| 8.3 0.0 8.3| 24.6 0.0 24.6 49.3 0.75| 8.7 6.5 1000 297 12 187 11| 6.0 0.0 6.0| 29.4 -0.8 28.7 28.7 0.58| 6.9 4.0 1500 305 13 189 9| 4.3 0.0 4.3| 29.8 -2.7 27.1 18.1 0.42| 5.5 2.3 2000 307 14 192 8| 3.2 0.8 4.0| 33.7 -2.7 31.0 15.5 0.49| 5.0 2.4 2500 307 15 198 8| 2.6 1.3 3.9| 37.0 -2.7 34.3 13.7 0.49| 4.7 2.3 3000 304 16 206 8| 2.2 1.7 3.8| 40.8 -2.7 38.0 12.7 0.47| 4.5 2.1 4000 302 18 222 9| 2.6 1.3 3.9| 67.2 -2.7 64.5 16.1 0.55| 4.5 2.5 5000 301 22 240 11| 2.9 1.0 3.9| 95.8 -2.7 93.1 18.6 0.56| 4.5 2.5 6000 300 25 254 13| 2.8 1.0 3.7|113.9 -2.7 111.1 18.5 0.55| 4.2 2.3 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251020.12.gif