UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 20 APR 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1006 30 -19.1 -21.3 83 2.2 -19.4 20 9 253.6 253.7 253.4 255.5 0.69 1 1000 75 -18.3 -21.6 75 3.3 -18.8 35 13 254.9 255.0 254.4 256.7 0.68 2 971 295 -17.3 -21.3 71 4.0 -17.9 37 15 258.0 258.1 257.1 260.0 0.72 3 925 658 -18.7 -22.6 71 3.9 -19.3 40 17 260.2 260.3 258.7 262.1 0.67 4 875 1071 -20.1 -24.2 70 4.1 -20.7 66 18 262.9 263.0 260.7 264.6 0.62 5 850 1287 -17.3 -21.1 72 3.8 -18.0 80 19 268.0 268.2 264.9 270.4 0.83 6 775 1977 -19.3 -24.2 65 4.9 -20.1 80 20 273.0 273.2 268.1 275.1 0.70 7 700 2729 -22.9 -28.9 58 6.0 -23.7 80 21 277.1 277.2 270.3 278.6 0.50 8 648 3291 -25.5 -31.5 57 6.0 -26.2 78 19 280.4 280.4 272.1 281.7 0.42 9 585 4024 -30.5 -36.5 56 6.0 -31.0 75 17 282.9 282.9 273.3 283.8 0.29 10 522 4822 -36.5 -44.5 43 8.0 -37.0 71 14 285.0 285.0 274.3 285.5 0.14 11 500 5120 -36.9 -44.9 43 8.0 -37.3 70 13 288.0 288.1 275.9 288.5 0.14 12 452 5811 -41.3 -51.3 33 10.0 -41.7 77 17 291.0 291.0 277.3 291.2 0.08 13 412 6434 -45.7 -56.7 28 11.0 -46.0 83 20 293.1 293.1 278.3 293.3 0.04 14 400 6630 -46.3 -57.3 28 11.0 -46.6 85 21 294.8 294.8 279.1 295.0 0.04 15 360 7328 -49.3 -60.3 27 11.0 -49.5 85 23 299.8 299.8 281.3 299.9 0.03 16 300 8530 -47.9 -59.9 24 12.0 -48.2 70 11 317.8 317.8 288.1 318.0 0.04 17 250 9740 -44.7 -58.7 19 14.0 -45.3 40 9 339.6 339.6 294.3 339.8 0.06 18 227 10388 -43.5 -59.5 15 16.0 -44.2 42 9 350.9 351.0 296.9 351.2 0.06 19 200 11240 -43.7 -61.7 12 18.0 -44.5 45 9 363.6 363.6 299.4 363.8 0.05 20 164 12565 -44.3 -63.3 10 19.0 -45.3 48 9 383.8 383.8 302.9 384.0 0.05 21 150 13160 -44.3 -64.3 9 20.0 -45.3 50 9 393.7 393.7 304.3 393.9 0.04 22 130 14116 -46.1 -67.1 8 21.0 -47.1 43 8 406.9 407.0 306.2 407.1 0.04 23 100 15860 -46.3 -66.3 9 20.0 -47.6 30 7 438.3 438.3 309.7 438.5 0.05 24 98 15994 -46.3 -66.3 9 20.0 -47.6 31 7 440.8 440.8 310.0 441.1 0.05 25 77 17590 -46.7 -67.7 7 21.0 -48.2 37 13 471.5 471.5 312.8 471.8 0.05 26 70 18220 -47.1 -68.1 7 21.0 -48.7 40 15 483.6 483.6 313.8 484.0 0.06 27 62 19021 -48.1 -69.1 7 21.0 -49.7 31 16 498.5 498.5 314.9 498.8 0.06 28 52 20181 -47.5 -68.5 7 21.0 -49.4 18 19 525.6 525.6 316.7 526.1 0.07 29 50 20440 -48.1 -69.1 7 21.0 -50.0 15 19 530.1 530.1 316.9 530.6 0.07 30 39 22073 -50.3 -70.3 8 20.0 -52.2 25 24 563.6 563.6 318.9 564.1 0.08 31 30 23790 -49.9 -69.9 8 20.0 -52.3 35 29 608.6 608.6 321.0 609.4 0.10 32 29 24011 -50.1 -71.1 7 21.0 -52.5 35 30 614.0 614.0 321.3 614.7 0.09 33 20 26450 -47.9 -69.9 6 22.0 -51.8 30 35 689.6 689.6 324.1 690.9 0.16 34 15 28358 -45.5 -68.5 6 23.0 -51.1 756.7 756.8 326.2 759.0 0.25 35 12 29844 -46.1 -68.1 7 22.0 -52.1 804.4 804.6 327.4 807.8 0.33 36 10 31068 -41.9 -64.9 6 23.0 -50.4 863.1 863.5 328.8 869.8 0.62 TRP 360 7328 -49.3 -60.3 27 11.0 -49.5 85 23 299.8 299.8 281.3 299.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5045.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 60.63 % Est. max temperature: -5.92 C = 21.35 F Sfc-Lift cond lev (LCL): 970.31 mb = 300.47 m = 985.79 ft T: -17.32 C 700-500 lapse rate: 5.86 C/km ThetaE index: 0.00 C Layer 1006.0- 0.0 mb Conv cond level (CCL): 634.59 mb = 3440.64 m = 11288.04 ft Mean mixing ratio: 0.69 g/kg Conv temperature: 8.21 C = 46.79 F Cap Strength: 20.61 C Lifted Index: 22.85 C Risk: None Lifted Index @300 mb: 40.79 C Lifted Index @700 mb: 15.75 C Showalter Index: 14.64 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 15.80 C K Index: -7.50 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 3.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.66 J/kg Max Up Vert Vel: 6.88 m/s Conv Inhibition (B-): 75724.30 J/kg Cap Strength: 22.15 C Lift Cond Lev (LCL): 896.88 mb = 887.44 m = 2911.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 102 at 13 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 1006 30 20 9 -3.1 -8.5 | 319 15 9.6 -11.2 1 1000 75 35 13 -7.5 -10.6 | 339 14 5.2 -13.4 2 925 658 40 17 -10.9 -13.0 | 354 16 1.8 -15.8 3 850 1287 80 19 -18.7 -3.3 | 45 9 -6.0 -6.1 4 700 2729 80 21 -20.7 -3.6 | 51 10 -8.0 -6.4 5 500 5120 70 13 -12.2 -4.4 | 356 7 0.5 -7.2 6 400 6630 85 21 -20.9 -1.8 | 61 9 -8.2 -4.6 7 360 7328 85 23 -22.9 -2.0 | 65 11 -10.2 -4.8 8 300 8530 70 11 -10.3 -3.8 | 340 7 2.4 -6.6 9 250 9740 40 9 -5.8 -6.9 | 325 12 6.9 -9.7 10 200 11240 45 9 -6.4 -6.4 | 325 11 6.3 -9.2 11 150 13160 50 9 -6.9 -5.8 | 326 10 5.8 -8.6 12 100 15860 30 7 -3.5 -6.1 | 314 13 9.2 -8.9 13 70 18220 40 15 -9.6 -11.5 | 348 15 3.1 -14.3 14 50 20440 15 19 -4.9 -18.4 | 340 23 7.8 -21.1 15 30 23790 35 29 -16.6 -23.8 | 8 27 -3.9 -26.5 16 20 26450 30 35 -17.5 -30.3 | 8 33 -4.8 -33.1 Wind Parameters Mean winds (0-6000m): 72.4 at 17.3 knts Storm direction: 102.4 at 13.0 knts Shear (0-3000m) pos: 2.9 neg: 0.1 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 86.4 deg Storm rel helicity (0-3000m) pos: 69.9 neg: -2.4 tot: 67.6 m^2/s^2 ave: 22.5 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.74 Bulk Shear: 13.60 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 37 14 344 15| 8.4 0.0 8.4| 30.9 0.0 30.9 61.8 0.98| 8.4 8.2 1000 43 16 353 14| 6.8 0.0 6.8| 55.5 0.0 55.5 55.5 0.90| 8.4 7.6 1500 55 17 5 12| 5.7 0.0 5.7| 67.8 0.0 67.8 45.2 0.88| 7.6 6.7 2000 63 18 15 11| 4.3 0.2 4.5| 68.7 0.0 68.7 34.3 0.87| 5.9 5.1 2500 67 18 22 11| 3.4 0.3 3.7| 69.6 0.0 69.6 27.8 0.86| 4.8 4.1 3000 69 19 26 10| 2.9 0.1 3.0| 69.9 -2.4 67.6 22.5 0.78| 4.3 3.3 4000 71 18 29 10| 2.2 0.4 2.6| 69.9 -9.7 60.2 15.1 0.57| 3.7 2.1 5000 72 18 27 9| 1.7 0.7 2.4| 69.9 -16.5 53.4 10.7 0.40| 3.3 1.3 6000 72 17 25 9| 1.9 0.6 2.4| 80.2 -17.0 63.1 10.5 0.47| 3.2 1.5 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20250420.00.gif