UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 21 APR 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 1017 48 8.0 -10.0 27 18.0 1.6 270 3 279.8 280.1 273.9 284.9 1.75 1 1000 186 5.0 -13.0 26 18.0 -0.7 265 3 278.1 278.4 272.4 282.2 1.40 2 990 268 3.8 -13.2 28 17.0 -1.5 264 3 277.7 278.0 272.2 281.8 1.39 3 925 814 -1.1 -15.1 34 14.0 -5.1 260 5 278.2 278.4 272.2 281.9 1.28 4 888 1140 -4.3 -16.3 39 12.0 -7.5 272 10 278.1 278.3 272.1 281.6 1.20 5 850 1488 -3.3 -26.3 15 23.0 -8.2 285 15 282.7 282.8 273.6 284.3 0.52 6 839 1591 -2.9 -28.9 11 26.0 -8.2 286 17 284.2 284.2 274.3 285.5 0.42 7 700 3008 -7.5 -25.5 22 18.0 -11.6 295 38 294.2 294.3 279.7 296.4 0.69 8 606 4116 -11.3 -37.3 10 26.0 -15.6 299 43 302.2 302.2 282.6 303.1 0.26 9 578 4476 -13.1 -23.1 43 10.0 -15.5 301 45 304.2 304.4 284.4 307.6 1.03 10 500 5560 -20.5 -28.5 49 8.0 -22.0 305 50 308.0 308.2 285.5 310.5 0.73 11 481 5847 -23.1 -31.1 48 8.0 -24.4 306 53 308.3 308.4 285.4 310.3 0.59 12 424 6764 -28.7 -37.7 42 9.0 -29.7 309 62 312.4 312.5 286.6 313.7 0.35 13 400 7180 -32.1 -42.1 36 10.0 -33.0 310 66 313.3 313.3 286.8 314.1 0.24 14 339 8330 -39.5 -50.5 30 11.0 -40.1 304 71 318.4 318.4 288.3 318.8 0.11 15 303 9084 -47.7 -58.7 27 11.0 -48.0 300 75 317.2 317.2 287.9 317.4 0.05 16 300 9150 -48.1 -59.1 27 11.0 -48.4 300 75 317.6 317.6 288.0 317.7 0.04 17 250 10330 -56.4 -66.5 27 10.1 -56.5 305 87 322.2 322.2 289.5 322.3 0.02 18 243 10510 -57.7 -67.7 27 10.0 -57.8 304 85 322.9 322.9 289.6 323.0 0.02 19 200 11720 -64.9 -74.9 24 10.0 -65.0 295 75 330.0 330.0 291.7 330.0 0.01 20 199 11751 -64.9 -74.9 24 10.0 -65.0 295 75 330.5 330.5 291.9 330.5 0.01 21 184 12234 -60.5 -70.5 26 10.0 -60.6 298 69 345.1 345.1 295.6 345.2 0.02 22 163 12993 -58.1 -69.1 23 11.0 -58.3 302 60 361.3 361.3 299.0 361.4 0.02 23 150 13520 -55.3 -66.3 24 11.0 -55.6 305 54 374.8 374.8 301.4 375.0 0.03 24 134 14238 -53.9 -65.9 22 12.0 -54.2 305 49 389.6 389.6 303.8 389.8 0.04 25 100 16100 -56.3 -72.3 12 16.0 -56.7 305 35 418.9 419.0 307.6 419.1 0.02 26 93 16562 -55.3 -71.3 12 16.0 -55.8 303 34 429.7 429.7 308.8 429.9 0.03 27 72 18200 -54.1 -71.1 11 17.0 -54.8 296 29 464.9 464.9 312.2 465.1 0.04 28 70 18380 -54.9 -72.9 9 18.0 -55.6 295 29 466.9 466.9 312.4 467.1 0.03 29 50 20520 -56.5 -75.5 7 19.0 -57.3 285 21 510.3 510.3 315.7 510.5 0.03 30 45 21184 -58.1 -77.1 7 19.0 -58.9 283 21 522.1 522.1 316.4 522.2 0.02 31 35 22769 -56.1 -76.1 6 20.0 -57.3 278 22 566.2 566.2 319.0 566.4 0.04 32 30 23740 -58.9 -78.9 6 20.0 -59.9 275 23 584.1 584.1 319.9 584.3 0.03 33 28 24171 -60.3 -79.3 7 19.0 -61.2 272 22 591.8 591.8 320.2 592.0 0.03 34 21 25989 -54.3 -75.3 6 21.0 -56.5 262 19 660.7 660.7 323.1 661.2 0.07 35 20 26300 -56.3 -77.3 5 21.0 -58.2 260 19 663.8 663.9 323.2 664.3 0.05 36 15 28140 -53.3 -74.3 6 21.0 -56.3 730.7 730.8 325.4 731.7 0.11 TRP 199 11751 -64.9 -74.9 24 10.0 -65.0 295 75 330.5 330.5 291.9 330.5 0.01 WND 250 10330 -56.4 -66.5 27 10.1 -56.5 305 87 322.2 322.2 289.5 322.3 0.02 Sounding variables and indices 1000-500 mb thick: 5374.00 m Freezing level: 939.59 mb = 691.37 m = 2268.25 ft Wetbulb zero: 1005.32 mb = 142.58 m = 467.77 ft Precipitable water: 0.20 inches Sfc-500 mean rel hum: 26.51 % Est. max temperature: 8.83 C = 47.89 F Sfc-Lift cond lev (LCL): 770.32 mb = 2258.98 m = 7411.25 ft T: -5.07 C 700-500 lapse rate: 5.09 C/km ThetaE index: 3.08 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 491.32 mb = 5689.59 m = 18666.39 ft Mean mixing ratio: 1.38 g/kg Conv temperature: 36.49 C = 97.69 F Cap Strength: 19.93 C Lifted Index: 21.76 C Risk: None Lifted Index @300 mb: 25.12 C Lifted Index @700 mb: 13.57 C Showalter Index: 20.03 C Risk: None Total Totals Index: 11.40 C Risk: None Vertical Totals Index: 17.20 C Cross Totals Index: -5.80 C K Index: -27.10 Risk: None Sweat Index: 80.00 Risk: None Energy Index: 5.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.09 J/kg Max Up Vert Vel: 2.86 m/s Conv Inhibition (B-): 54925.34 J/kg Cap Strength: 21.68 C Lift Cond Lev (LCL): 752.74 mb = 2439.56 m = 8003.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 24 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 1017 48 270 3 3.0 -0.0 | 155 22 -9.5 20.2 1 1000 186 265 3 3.0 0.3 | 155 23 -9.5 20.4 2 925 814 260 5 4.9 0.9 | 160 22 -7.5 21.0 3 850 1488 285 15 14.5 -3.9 | 187 16 2.0 16.3 4 700 3008 295 38 34.4 -16.1 | 259 22 22.0 4.1 5 500 5560 305 50 41.0 -28.7 | 287 30 28.5 -8.5 6 400 7180 310 66 50.6 -42.4 | 300 44 38.1 -22.2 7 300 9150 300 75 65.0 -37.5 | 288 55 52.5 -17.3 8 250 10330 305 87 71.3 -49.9 | 297 66 58.8 -29.7 9 200 11720 295 75 68.0 -31.7 | 282 57 55.5 -11.5 10 199 11751 295 75 68.0 -31.7 | 282 57 55.5 -11.5 11 150 13520 305 54 44.2 -31.0 | 289 34 31.8 -10.8 12 100 16100 305 35 28.7 -20.1 | 270 16 16.2 0.1 13 70 18380 295 29 26.3 -12.3 | 240 16 13.8 7.9 14 50 20520 285 21 20.3 -5.4 | 208 17 7.8 14.7 15 30 23740 275 23 22.9 -2.0 | 210 21 10.5 18.2 16 20 26300 260 19 18.7 3.3 | 195 24 6.3 23.5 Wind Parameters Mean winds (0-6000m): 298.3 at 31.6 knts Storm direction: 328.3 at 23.7 knts Shear (0-3000m) pos: 6.0 neg: 0.2 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 105.0 deg Storm rel helicity (0-3000m) pos: 162.4 neg: 0.0 tot: 162.4 m^2/s^2 ave: 54.1 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 110.11 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 ------------------------------------------------------------------------------- 500 264 3 156 22| 0.0 1.3 1.3| 7.4 0.0 7.4 14.9 0.91| 1.4 1.3 1000 264 4 159 22| 2.2 0.6 2.9| 31.1 0.0 31.1 31.1 0.92| 3.0 2.8 1500 275 7 165 20| 4.2 0.4 4.6| 64.3 0.0 64.3 42.8 0.87| 4.8 4.2 2000 281 10 172 18| 5.1 0.3 5.4| 96.2 0.0 96.2 48.1 0.91| 5.6 5.1 2500 285 14 182 17| 5.7 0.3 5.9|129.0 0.0 129.0 51.6 0.92| 6.1 5.6 3000 289 17 195 15| 6.0 0.2 6.2|162.4 0.0 162.4 54.1 0.90| 6.3 5.7 4000 293 23 217 14| 5.1 0.2 5.3|192.5 0.0 192.5 48.1 0.90| 5.4 4.9 5000 296 28 236 15| 4.6 0.1 4.7|225.9 0.0 225.9 45.2 0.89| 4.9 4.4 6000 298 32 251 16| 4.5 0.1 4.6|267.1 0.0 267.1 44.5 0.86| 4.8 4.1 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250421.12.gif