UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 20 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 ------------------------------------------------------------------------------- 0 1000 15 290 5 SFC 996 48 10.2 1.2 54 9.0 5.9 290 5 283.7 284.4 279.3 295.5 4.18 2 925 659 4.2 -5.8 48 10.0 0.3 300 25 283.6 284.1 277.3 291.3 2.68 3 922 685 4.0 -6.0 48 10.0 0.1 300 25 283.7 284.1 277.3 291.3 2.64 4 850 1332 -2.3 -9.3 59 7.0 -4.7 310 29 283.7 284.1 276.7 290.2 2.22 5 822 1597 -4.7 -9.7 68 5.0 -6.4 308 32 283.9 284.3 276.9 290.4 2.22 6 745 2368 -6.1 -35.1 8 29.0 -11.2 303 42 290.5 290.6 277.3 291.4 0.26 7 700 2853 -8.7 -27.7 20 19.0 -12.6 300 48 292.9 293.0 278.9 294.7 0.56 8 663 3271 -10.9 -30.9 18 20.0 -14.6 299 56 295.0 295.0 279.7 296.4 0.44 9 627 3698 -12.3 -30.3 21 18.0 -15.7 298 63 298.1 298.2 281.2 299.7 0.49 10 559 4569 -14.9 -40.9 9 26.0 -18.6 297 79 305.0 305.0 283.7 305.7 0.19 11 547 4732 -16.3 -44.3 7 28.0 -19.8 296 82 305.2 305.2 283.7 305.7 0.14 12 507 5297 -20.7 -31.7 37 11.0 -22.5 295 93 306.6 306.7 284.7 308.4 0.53 13 500 5400 -20.7 -30.7 40 10.0 -22.4 295 95 307.8 307.9 285.2 309.8 0.59 14 484 5642 -20.3 -27.3 54 7.0 -21.7 294 96 311.2 311.3 286.8 314.0 0.84 15 471 5844 -22.1 -28.1 58 6.0 -23.2 292 97 311.4 311.5 286.8 314.1 0.80 16 400 7030 -30.7 -36.7 56 6.0 -31.4 285 104 315.1 315.2 287.6 316.6 0.41 17 314 8697 -43.9 -49.9 51 6.0 -44.2 289 112 319.3 319.3 288.6 319.8 0.13 18 300 9000 -46.7 -53.7 45 7.0 -47.0 290 114 319.5 319.5 288.7 319.9 0.09 19 279 9474 -49.6 -56.2 46 6.6 -49.8 295 116 322.1 322.1 289.5 322.3 0.07 20 253 10104 -53.5 -59.5 48 6.0 -53.7 295 112 325.4 325.4 290.5 325.6 0.05 21 250 10180 -54.7 -61.7 42 7.0 -54.8 295 112 324.7 324.8 290.2 324.9 0.04 22 246 10283 -55.5 -62.5 41 7.0 -55.6 295 110 325.1 325.1 290.3 325.2 0.03 23 200 11600 -55.3 -62.3 41 7.0 -55.5 290 103 345.2 345.2 295.6 345.4 0.04 24 193 11826 -57.5 -64.5 41 7.0 -57.6 291 98 345.2 345.2 295.6 345.4 0.03 25 159 13065 -52.7 -61.7 33 9.0 -53.0 294 72 373.0 373.0 301.1 373.3 0.06 26 150 13440 -54.5 -64.5 28 10.0 -54.8 295 64 376.2 376.2 301.6 376.4 0.04 27 125 14610 -55.1 -67.1 21 12.0 -55.4 302 54 395.2 395.2 304.6 395.4 0.04 28 100 16050 -51.9 -65.9 17 14.0 -52.5 310 42 427.4 427.5 308.6 427.7 0.05 29 88 16869 -55.9 -70.9 14 15.0 -56.4 312 34 435.3 435.4 309.4 435.5 0.03 30 72 18150 -53.7 -69.7 12 16.0 -54.4 315 21 465.7 465.7 312.3 466.0 0.04 31 70 18330 -54.7 -70.7 12 16.0 -55.4 315 19 467.4 467.4 312.4 467.6 0.04 32 66 18705 -56.9 -72.9 12 16.0 -57.5 312 19 470.5 470.5 312.7 470.7 0.03 33 50 20470 -55.5 -73.5 9 18.0 -56.4 300 21 512.7 512.7 315.8 512.9 0.04 34 42 21582 -54.9 -73.9 8 19.0 -56.0 293 22 540.4 540.4 317.6 540.7 0.04 35 30 23720 -57.1 -76.1 7 19.0 -58.3 280 25 589.0 589.0 320.1 589.3 0.04 36 25 24867 -59.5 -78.5 7 19.0 -60.6 613.6 613.6 321.2 613.9 0.03 37 20 26276 -55.9 -74.9 8 19.0 -57.8 665.1 665.1 323.3 665.7 0.07 TRP 246 10283 -55.5 -62.5 41 7.0 -55.6 295 110 325.1 325.1 290.3 325.2 0.03 WND 279 9474 -49.6 -56.2 46 6.6 -49.8 295 116 322.1 322.1 289.5 322.3 0.07 Sounding variables and indices 1000-500 mb thick: 5385.00 m Freezing level: 876.29 mb = 1095.85 m = 3595.25 ft Wetbulb zero: 919.97 mb = 702.66 m = 2305.28 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 30.67 % Est. max temperature: 10.29 C = 50.52 F Sfc-Lift cond lev (LCL): 868.40 mb = 1161.66 m = 3811.19 ft T: -0.64 C 700-500 lapse rate: 4.71 C/km ThetaE index: 5.30 C Layer 925.0- 822.0 mb Conv cond level (CCL): 736.56 mb = 2456.66 m = 8059.82 ft Mean mixing ratio: 3.17 g/kg Conv temperature: 17.45 C = 63.41 F Cap Strength: 12.65 C Lifted Index: 13.50 C Risk: None Lifted Index @300 mb: 19.08 C Lifted Index @700 mb: 5.17 C Showalter Index: 15.37 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 11.40 C K Index: -9.90 Risk: None Sweat Index: 153.00 Risk: None Energy Index: 4.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.25 J/kg Max Up Vert Vel: 0.71 m/s Conv Inhibition (B-): 45022.76 J/kg Cap Strength: 12.62 C Lift Cond Lev (LCL): 819.54 mb = 1620.08 m = 5315.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 42 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 ---------------------------------------------------------- 0 996 48 290 5 4.7 -1.7 | 152 38 -17.6 33.6 1 925 659 300 25 21.7 -12.5 | 178 23 -0.6 22.8 2 850 1332 310 29 22.2 -18.6 | 180 17 -0.1 16.6 3 700 2853 300 48 41.6 -24.0 | 240 22 19.3 11.3 4 500 5400 295 95 86.1 -40.1 | 274 64 63.8 -4.9 5 400 7030 285 104 100.5 -26.9 | 264 79 78.2 8.4 6 300 9000 290 114 107.1 -39.0 | 273 85 84.8 -3.7 7 279 9474 295 116 105.1 -49.0 | 279 84 82.8 -13.7 8 250 10180 295 112 101.5 -47.3 | 279 80 79.2 -12.1 9 246 10283 295 110 99.7 -46.5 | 278 78 77.4 -11.2 10 200 11600 290 103 96.8 -35.2 | 270 75 74.5 0.0 11 150 13440 295 64 58.0 -27.0 | 257 37 35.7 8.2 12 100 16050 310 42 32.2 -27.0 | 230 13 9.9 8.3 13 70 18330 315 19 13.4 -13.4 | 158 24 -8.8 21.8 14 50 20470 300 21 18.2 -10.5 | 171 25 -4.1 24.8 15 30 23720 280 25 24.6 -4.3 | 184 31 2.3 30.9 Wind Parameters Mean winds (0-6000m): 297.7 at 55.6 knts Storm direction: 327.7 at 41.7 knts Shear (0-3000m) pos: 4.6 neg: 3.6 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 94.3 deg Storm rel helicity (0-3000m) pos: 205.9 neg: 0.0 tot: 205.9 m^2/s^2 ave: 68.6 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 5.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 239.09 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 ------------------------------------------------------------------------------- 500 298 13 160 31| 16.9 0.0 16.9| 89.8 0.0 89.8 179.7 0.65| 17.0 11.1 1000 301 19 167 26| 11.6 0.0 11.6|108.9 0.0 108.9 108.9 0.59| 12.2 7.1 1500 304 23 171 23| 9.3 0.0 9.3|120.4 0.0 120.4 80.3 0.57| 10.0 5.7 2000 305 26 176 21| 6.9 1.7 8.6|147.1 0.0 147.1 73.5 0.65| 9.2 5.9 2500 304 29 185 19| 5.6 2.7 8.3|173.3 0.0 173.3 69.3 0.68| 8.7 5.9 3000 303 32 194 18| 4.6 3.6 8.2|205.9 0.0 205.9 68.6 0.69| 8.6 5.9 4000 301 39 216 19| 3.5 5.1 8.5|291.2 0.0 291.2 72.8 0.65| 8.8 5.7 5000 299 47 238 22| 2.8 6.0 8.8|364.7 0.0 364.7 72.9 0.58| 9.0 5.2 6000 298 56 251 29| 2.3 5.9 8.2|383.5 -85.5 298.0 49.7 0.46| 8.7 4.0 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250420.12.gif