UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for U4641... Searching the city database file for: U4641 ... Date:0000Z 2 MAY 25 Station: U4641 WMO ident: 24641 Latitude: 63.77 Longitude: 121.62 ------------------------------------------------------------------------------- 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 96 265 5 SFC 998 112 4.0 -2.0 65 6.0 1.5 265 5 277.3 277.9 274.8 286.4 3.30 2 995 137 2.8 -6.2 52 9.0 -0.5 266 5 276.3 276.8 272.9 283.1 2.41 3 947 533 -0.7 -6.7 64 6.0 -2.8 286 13 276.7 277.1 273.2 283.6 2.44 4 932 661 1.8 -3.2 69 5.0 -0.2 292 16 280.5 281.1 276.5 289.6 3.23 5 925 722 1.8 -3.2 69 5.0 -0.2 295 17 281.1 281.7 276.8 290.3 3.26 6 921 757 1.8 -3.2 69 5.0 -0.2 295 17 281.5 282.1 277.0 290.7 3.27 7 850 1402 -0.3 -10.3 47 10.0 -3.7 300 11 285.8 286.2 277.6 291.8 2.05 8 835 1544 -0.3 -11.3 43 11.0 -4.0 303 10 287.3 287.6 278.2 293.0 1.93 9 822 1669 -1.3 -14.3 36 13.0 -5.4 306 10 287.5 287.8 277.7 292.1 1.53 10 739 2505 -8.7 -16.7 52 8.0 -10.9 325 7 288.3 288.6 277.9 292.6 1.40 11 735 2548 -8.5 -16.5 52 8.0 -10.7 326 7 289.0 289.3 278.3 293.3 1.43 12 711 2805 -9.1 -23.1 31 14.0 -12.3 332 5 291.1 291.3 278.5 293.7 0.84 13 700 2925 -9.7 -19.7 44 10.0 -12.2 335 5 291.7 291.9 279.2 295.3 1.14 14 680 3148 -10.9 -17.9 56 7.0 -12.8 343 5 292.8 293.1 280.0 297.1 1.37 15 661 3365 -11.1 -20.1 47 9.0 -13.4 351 5 295.0 295.2 280.7 298.7 1.17 16 500 5440 -26.5 -32.5 57 6.0 -27.3 70 7 300.7 300.8 282.3 302.4 0.50 17 400 7020 -38.3 -44.3 53 6.0 -38.7 65 15 305.2 305.2 283.7 305.9 0.19 18 370 7550 -42.3 -48.3 52 6.0 -42.6 61 14 306.8 306.8 284.3 307.2 0.13 19 332 8275 -45.5 -51.5 51 6.0 -45.7 55 14 312.0 312.1 286.2 312.4 0.10 20 300 8940 -51.3 -58.3 43 7.0 -51.5 50 13 313.0 313.1 286.5 313.2 0.05 21 250 10100 -61.1 -67.1 45 6.0 -61.2 45 21 315.2 315.2 287.2 315.3 0.02 22 239 10378 -63.5 -69.5 44 6.0 -63.6 50 25 315.7 315.7 287.3 315.8 0.01 23 234 10508 -62.7 -68.7 44 6.0 -62.7 48 23 318.8 318.8 288.4 318.9 0.02 24 219 10922 -56.5 -63.5 41 7.0 -56.6 40 18 334.5 334.5 293.0 334.6 0.03 25 203 11405 -55.5 -62.5 41 7.0 -55.6 32 12 343.4 343.4 295.2 343.6 0.04 26 200 11500 -55.3 -62.3 41 7.0 -55.5 30 11 345.2 345.2 295.6 345.4 0.04 27 165 12734 -52.1 -62.1 29 10.0 -52.4 30 7 370.1 370.1 300.6 370.3 0.05 28 150 13350 -52.1 -64.1 22 12.0 -52.5 30 5 380.3 380.3 302.3 380.5 0.05 29 100 15980 -51.5 -70.5 9 19.0 -52.2 355 7 428.2 428.2 308.7 428.4 0.03 30 90 16666 -51.7 -71.7 7 20.0 -52.5 348 6 440.9 440.9 310.0 441.1 0.03 31 70 18300 -51.5 -74.5 5 23.0 -52.5 330 3 474.2 474.2 313.0 474.3 0.02 32 50 20490 -50.1 -75.1 4 25.0 -51.7 25 5 525.4 525.4 316.6 525.6 0.03 33 48 20757 -49.5 -74.5 4 25.0 -51.3 13 5 533.0 533.0 317.1 533.2 0.03 34 39 22108 -52.5 -76.5 4 24.0 -54.1 314 7 558.0 558.0 318.5 558.2 0.03 35 32 23397 -48.9 -73.9 4 25.0 -51.5 258 8 600.1 600.2 320.6 600.5 0.05 36 30 23820 -50.1 -75.1 4 25.0 -52.6 240 9 608.1 608.1 321.0 608.4 0.05 37 28 24269 -51.1 -75.1 4 24.0 -53.5 225 8 617.4 617.4 321.4 617.8 0.05 38 26 24754 -48.3 -73.3 4 25.0 -51.5 208 6 638.6 638.6 322.3 639.1 0.07 39 20 26480 -48.5 -73.5 4 25.0 -52.3 150 1 687.7 687.8 324.0 688.5 0.09 40 19 26816 -48.9 -73.9 4 25.0 -52.7 140 1 696.6 696.7 324.3 697.4 0.09 41 15 28382 -44.1 -70.1 4 26.0 -50.4 92 2 761.3 761.4 326.3 763.2 0.20 42 10 31080 -47.1 -73.1 4 26.0 -53.6 10 3 843.7 843.8 328.3 845.8 0.19 43 8.1 32489 -42.5 -68.5 4 26.0 -51.9 914.4 914.6 329.8 919.7 0.47 TRP 239 10378 -63.5 -69.5 44 6.0 -63.6 50 25 315.7 315.7 287.3 315.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5344.00 m Freezing level: 956.60 mb = 454.06 m = 1489.67 ft Freezing level: 942.80 mb = 569.23 m = 1867.54 ft Freezing level: 860.14 mb = 1309.85 m = 4297.37 ft Wetbulb zero: 995.71 mb = 130.84 m = 429.25 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 51.30 % Est. max temperature: 12.71 C = 54.88 F Sfc-Lift cond lev (LCL): 909.58 mb = 857.34 m = 2812.76 ft T: 1.47 C 700-500 lapse rate: 6.68 C/km ThetaE index: 3.36 C Layer 995.0- 947.0 mb Conv cond level (CCL): 742.81 mb = 2465.07 m = 8087.40 ft Mean mixing ratio: 2.74 g/kg Conv temperature: 15.00 C = 58.99 F Cap Strength: 10.38 C Lifted Index: 12.45 C Risk: None Lifted Index @300 mb: 18.88 C Lifted Index @700 mb: 8.33 C Showalter Index: 8.34 C Risk: None Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 26.20 C Cross Totals Index: 16.20 C K Index: 5.90 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 2.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.72 J/kg Max Up Vert Vel: 8.09 m/s Conv Inhibition (B-): 63698.12 J/kg Cap Strength: 12.33 C Lift Cond Lev (LCL): 856.46 mb = 1341.11 m = 4399.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 5 at 6 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 ---------------------------------------------------------- 0 998 112 265 5 5.0 0.4 | 220 9 5.5 6.5 1 925 722 295 17 15.4 -7.2 | 274 16 16.0 -1.1 2 850 1402 300 11 9.5 -5.5 | 267 10 10.1 0.6 3 700 2925 335 5 2.1 -4.5 | 240 3 2.7 1.6 4 500 5440 70 7 -6.6 -2.4 | 122 7 -6.0 3.7 5 400 7020 65 15 -13.6 -6.3 | 89 13 -13.0 -0.2 6 300 8940 50 13 -10.0 -8.4 | 76 10 -9.4 -2.3 7 250 10100 45 21 -14.8 -14.8 | 59 17 -14.3 -8.8 8 239 10378 50 25 -19.2 -16.1 | 62 21 -18.6 -10.0 9 200 11500 30 11 -5.5 -9.5 | 55 6 -4.9 -3.4 10 150 13350 30 5 -2.5 -4.3 | 132 3 -1.9 1.8 11 100 15980 355 7 0.6 -7.0 | 307 1 1.2 -0.9 12 70 18300 330 3 1.5 -2.6 | 210 4 2.1 3.5 13 50 20490 25 5 -2.1 -4.5 | 135 2 -1.6 1.6 14 30 23820 240 9 7.8 4.5 | 218 13 8.3 10.6 15 20 26480 150 1 -0.5 0.9 | 180 7 0.1 7.0 16 10 31080 10 3 -0.5 -3.0 | 181 3 0.0 3.1 Wind Parameters Mean winds (0-6000m): 335.2 at 8.2 knts Storm direction: 5.2 at 6.1 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 20.5 deg Storm rel helicity (0-3000m) pos: 36.6 neg: -6.8 tot: 29.8 m^2/s^2 ave: 9.9 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.32 Bulk Shear: 7.57 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 ------------------------------------------------------------------------------- 500 287 10 252 11| 10.8 0.0 10.8| 27.2 0.0 27.2 54.5 0.83| 11.1 9.2 1000 292 13 264 12| 5.0 0.0 5.0| 35.6 -2.1 33.6 33.6 0.63| 8.5 5.4 1500 294 12 265 12| 2.4 0.0 2.4| 36.2 -4.6 31.6 21.1 0.48| 7.0 3.4 2000 297 12 266 11| 1.6 0.0 1.6| 36.6 -4.7 31.8 15.9 0.43| 5.9 2.6 2500 300 11 265 10| 1.2 0.0 1.2| 36.6 -5.8 30.7 12.3 0.36| 5.3 1.9 3000 302 10 264 9| 1.1 0.0 1.1| 36.6 -6.8 29.8 9.9 0.29| 4.7 1.4 4000 310 9 266 7| 1.2 0.0 1.2| 36.6 -7.2 29.4 7.4 0.20| 4.0 0.8 5000 320 8 272 6| 1.2 0.0 1.2| 37.4 -7.2 30.2 6.0 0.20| 3.7 0.7 6000 335 8 288 4| 1.1 0.2 1.3| 38.4 -12.5 25.9 4.3 0.13| 3.5 0.4 Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20250502.00.gif