UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 13 OCT 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 69 45 3 SFC 993 126 4.6 4.1 97 0.5 4.4 45 3 278.3 279.2 277.9 292.4 5.17 2 991 143 3.6 0.8 82 2.8 2.4 46 3 277.5 278.2 276.0 288.7 4.09 3 977 258 2.4 -0.6 81 3.0 1.1 50 6 277.4 278.0 275.5 287.7 3.74 4 925 698 -0.3 -2.8 83 2.5 -1.3 65 17 279.0 279.6 275.8 288.4 3.36 5 900 917 -1.7 -4.1 84 2.4 -2.6 73 17 279.8 280.3 275.9 288.5 3.13 6 850 1371 -2.7 -5.0 84 2.3 -3.6 90 17 283.3 283.9 277.7 292.1 3.10 7 793 1919 -4.9 -7.5 82 2.6 -5.8 88 18 286.6 287.1 278.9 294.6 2.74 8 700 2889 -10.7 -13.6 79 2.9 -11.6 85 19 290.6 291.0 279.7 296.4 1.91 9 611 3922 -17.3 -21.4 70 4.1 -18.2 79 19 294.6 294.8 280.5 298.1 1.13 10 500 5390 -29.5 -34.3 63 4.8 -30.0 70 19 297.1 297.1 280.7 298.5 0.42 11 410 6772 -39.9 -46.9 47 7.0 -40.3 88 19 301.0 301.0 282.0 301.5 0.14 12 400 6940 -40.7 -47.7 47 7.0 -41.1 90 19 302.1 302.1 282.4 302.6 0.13 13 361 7631 -45.9 -53.9 40 8.0 -46.2 94 21 304.1 304.1 283.1 304.4 0.07 14 312 8593 -50.5 -58.5 38 8.0 -50.7 100 25 310.7 310.7 285.6 310.8 0.05 15 309 8657 -50.5 -58.5 38 8.0 -50.7 101 26 311.5 311.5 285.9 311.7 0.05 16 300 8850 -49.3 -57.3 39 8.0 -49.5 105 31 315.9 315.9 287.5 316.1 0.06 17 255 9919 -45.7 -54.7 36 9.0 -46.1 109 26 336.2 336.2 293.4 336.6 0.09 18 250 10050 -46.1 -55.1 35 9.0 -46.5 110 25 337.5 337.5 293.8 337.9 0.09 19 200 11540 -45.1 -56.1 28 11.0 -45.7 100 25 361.4 361.4 299.1 361.8 0.10 20 191 11848 -44.7 -55.7 28 11.0 -45.3 103 24 366.8 366.8 300.1 367.3 0.11 21 159 13066 -47.7 -59.7 24 12.0 -48.3 116 22 381.5 381.5 302.5 381.8 0.08 22 150 13450 -48.3 -60.3 24 12.0 -48.9 120 21 386.8 386.9 303.3 387.2 0.08 23 132 14283 -52.1 -64.1 22 12.0 -52.5 125 17 394.5 394.5 304.5 394.7 0.05 24 122 14795 -50.5 -63.5 20 13.0 -51.1 128 15 406.4 406.4 306.1 406.7 0.06 25 100 16080 -53.9 -65.9 22 12.0 -54.4 135 9 423.6 423.6 308.2 423.9 0.05 26 84 17194 -56.7 -68.7 21 12.0 -57.1 103 8 439.6 439.6 309.8 439.8 0.04 27 70 18350 -57.1 -69.1 20 12.0 -57.6 70 7 462.2 462.2 312.0 462.5 0.05 28 50 20460 -58.7 -70.7 20 12.0 -59.2 35 5 505.2 505.2 315.4 505.5 0.06 29 30 23650 -62.1 -74.1 19 12.0 -62.7 340 5 575.3 575.4 319.5 575.7 0.06 30 21 25858 -62.1 -74.1 19 12.0 -62.9 322 10 637.1 637.2 322.2 637.8 0.08 31 20 26160 -61.7 -73.7 19 12.0 -62.6 320 11 647.3 647.3 322.6 648.0 0.09 32 10 30514 -55.7 -68.7 18 13.0 -58.5 811.6 811.8 327.6 815.4 0.37 TRP 312 8593 -50.5 -58.5 38 8.0 -50.7 100 25 310.7 310.7 285.6 310.8 0.05 WND Sounding variables and indices 1000-500 mb thick: 5321.00 m Freezing level: 930.78 mb = 649.11 m = 2129.59 ft Wetbulb zero: 952.77 mb = 460.01 m = 1509.19 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 76.15 % Est. max temperature: 9.99 C = 49.99 F Sfc-Lift cond lev (LCL): 985.35 mb = 189.00 m = 620.08 ft T: 3.12 C 700-500 lapse rate: 7.52 C/km ThetaE index: 4.72 C Layer 991.0- 925.0 mb Conv cond level (CCL): 819.72 mb = 1657.35 m = 5437.45 ft Mean mixing ratio: 3.51 g/kg Conv temperature: 11.33 C = 52.40 F Cap Strength: 7.67 C Lifted Index: 8.04 C Risk: None Lifted Index @300 mb: 19.59 C Lifted Index @700 mb: 6.10 C Showalter Index: 5.11 C Risk: None Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 24.50 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 99.00 Risk: None Energy Index: 1.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.03 J/kg Max Up Vert Vel: 4.48 m/s Conv Inhibition (B-): 62818.76 J/kg Cap Strength: 8.01 C Lift Cond Lev (LCL): 904.10 mb = 880.43 m = 2888.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 109 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 ---------------------------------------------------------- 0 993 126 45 3 -2.1 -2.1 | 302 12 10.5 -6.4 1 925 698 65 17 -15.4 -7.2 | 14 12 -2.8 -11.5 2 850 1371 90 17 -17.0 0.0 | 46 6 -4.4 -4.3 3 700 2889 85 19 -18.9 -1.7 | 47 9 -6.3 -5.9 4 500 5390 70 19 -17.9 -6.5 | 26 12 -5.3 -10.8 5 400 6940 90 19 -19.0 0.0 | 56 8 -6.4 -4.3 6 312 8593 100 25 -24.6 4.3 | 90 12 -12.0 0.1 7 300 8850 105 31 -29.9 8.0 | 102 18 -17.4 3.7 8 250 10050 110 25 -23.5 8.6 | 111 12 -10.9 4.3 9 200 11540 100 25 -24.6 4.3 | 90 12 -12.0 0.1 10 150 13450 120 21 -18.2 10.5 | 138 8 -5.6 6.2 11 100 16080 135 9 -6.4 6.4 | 252 7 6.2 2.1 12 70 18350 70 7 -6.6 -2.4 | 318 9 6.0 -6.7 13 50 20460 35 5 -2.9 -4.1 | 311 13 9.7 -8.4 14 30 23650 340 5 1.7 -4.7 | 302 17 14.3 -9.0 15 20 26160 320 11 7.1 -8.4 | 303 23 19.7 -12.7 Wind Parameters Mean winds (0-6000m): 78.8 at 17.7 knts Storm direction: 108.8 at 13.3 knts Shear (0-3000m) pos: 2.6 neg: 0.4 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 103.0 deg Storm rel helicity (0-3000m) pos: 53.8 neg: -0.9 tot: 53.0 m^2/s^2 ave: 17.7 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.85 Bulk Shear: 11.79 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 62 9 332 10| 12.8 0.0 12.8| 36.9 0.0 36.9 73.8 0.99| 13.0 12.8 1000 68 13 357 9| 7.5 0.0 7.5| 50.2 0.0 50.2 50.2 0.90| 9.8 8.9 1500 76 14 10 8| 5.3 0.0 5.3| 53.7 0.0 53.7 35.8 0.87| 7.6 6.6 2000 79 15 18 7| 3.9 0.2 4.2| 53.8 0.0 53.8 26.9 0.84| 5.9 4.9 2500 81 16 25 7| 3.2 0.3 3.5| 53.8 0.0 53.8 21.5 0.81| 4.9 3.9 3000 82 16 29 7| 2.6 0.4 3.0| 53.8 -0.9 53.0 17.7 0.76| 4.2 3.2 4000 82 17 32 8| 2.0 0.5 2.5| 53.8 -4.7 49.1 12.3 0.65| 3.4 2.2 5000 80 17 32 9| 1.6 0.6 2.2| 53.8 -8.9 44.9 9.0 0.55| 2.9 1.6 6000 79 18 32 9| 1.4 0.5 1.9| 60.2 -9.8 50.4 8.4 0.56| 2.7 1.5 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20251013.12.gif