UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for U2820... Searching the city database file for: U2820 ... Date:1200Z 7 OCT 25 Station: U2820 WMO ident: 22820 Latitude: 61.82 Longitude: 34.27 ------------------------------------------------------------------------------- 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 1010 109 11.4 8.3 81 3.1 9.7 90 1 283.7 284.9 282.4 302.6 6.81 1 1002 175 9.8 5.2 73 4.6 7.5 86 1 282.8 283.7 280.5 298.1 5.53 2 1000 192 9.6 5.0 73 4.6 7.3 85 1 282.8 283.7 280.4 297.9 5.47 3 925 833 4.6 2.4 86 2.2 3.5 205 5 284.0 284.9 280.4 297.8 4.92 4 857 1451 0.8 -1.9 82 2.7 -0.4 219 12 286.3 287.0 280.2 297.4 3.88 5 854 1479 0.0 -3.2 79 3.2 -1.3 219 13 285.8 286.4 279.5 295.9 3.53 6 850 1517 0.6 -4.1 71 4.7 -1.3 220 13 286.8 287.4 279.7 296.3 3.32 7 842 1593 2.4 -5.6 55 8.0 -0.9 220 13 289.4 290.0 280.6 298.2 2.99 8 826 1748 3.0 -10.0 38 13.0 -1.8 219 13 291.7 292.1 280.5 298.1 2.16 9 822 1787 3.0 -9.0 41 12.0 -1.6 219 13 292.1 292.5 281.0 299.1 2.35 10 775 2261 -0.3 -9.3 51 9.0 -3.7 218 14 293.5 293.9 281.7 300.8 2.44 11 741 2618 -1.7 -21.7 20 20.0 -7.2 216 14 295.7 295.9 280.7 298.6 0.91 12 712 2935 -3.5 -10.5 58 7.0 -6.0 215 15 297.2 297.6 283.2 304.5 2.41 13 700 3069 -4.1 -11.1 58 7.0 -6.6 215 15 297.9 298.4 283.4 305.1 2.34 14 695 3125 -4.3 -11.3 58 7.0 -6.8 215 15 298.3 298.8 283.6 305.4 2.32 15 576 4572 -15.5 -20.2 67 4.7 -16.7 212 22 301.7 301.9 283.8 305.9 1.33 16 538 5084 -18.7 -23.6 65 4.9 -19.8 211 24 303.8 304.0 284.3 307.3 1.06 17 532 5168 -18.5 -23.5 65 5.0 -19.6 211 25 305.0 305.2 284.8 308.6 1.08 18 509 5497 -18.3 -26.3 49 8.0 -20.0 210 26 309.1 309.3 286.1 312.1 0.88 19 500 5630 -19.1 -31.1 34 12.0 -21.2 210 27 309.8 309.9 285.9 311.7 0.57 20 485 5855 -21.1 -36.1 25 15.0 -23.3 209 27 310.0 310.1 285.8 311.3 0.36 21 400 7240 -33.1 -43.1 36 10.0 -34.0 200 27 312.0 312.0 286.3 312.7 0.21 22 300 9200 -49.5 -56.5 44 7.0 -49.7 205 33 315.6 315.6 287.3 315.8 0.06 23 281 9625 -53.1 -60.1 42 7.0 -53.2 200 33 316.4 316.4 287.6 316.5 0.04 24 260 10126 -53.1 -60.1 42 7.0 -53.2 200 29 323.5 323.5 289.9 323.7 0.04 25 259 10151 -53.1 -60.1 42 7.0 -53.2 200 29 323.8 323.8 290.0 324.0 0.04 26 250 10380 -51.9 -59.9 38 8.0 -52.1 200 27 328.9 328.9 291.5 329.1 0.05 27 243 10564 -50.3 -58.3 38 8.0 -50.5 199 24 334.0 334.0 292.9 334.2 0.06 28 200 11830 -50.5 -62.5 23 12.0 -50.8 195 3 352.8 352.8 297.3 353.0 0.04 29 186 12302 -49.3 -63.3 18 14.0 -49.8 153 4 362.1 362.1 299.1 362.3 0.04 30 150 13690 -54.5 -72.5 9 18.0 -54.9 30 5 376.2 376.2 301.6 376.2 0.01 31 134 14411 -56.7 -74.7 9 18.0 -57.0 19 6 384.6 384.6 303.0 384.7 0.01 32 117 15270 -58.3 -78.3 6 20.0 -58.6 5 6 396.9 396.9 304.8 396.9 0.01 33 100 16260 -58.3 -79.3 5 21.0 -58.6 350 7 415.1 415.1 307.2 415.1 0.01 34 81 17584 -57.5 -79.5 4 22.0 -58.0 335 8 442.5 442.5 310.1 442.6 0.01 35 70 18500 -59.1 -81.1 4 22.0 -59.6 325 9 457.9 458.0 311.6 458.0 0.01 36 56 19893 -61.5 -83.5 4 22.0 -61.9 328 10 482.7 482.7 313.7 482.7 0.01 37 52 20355 -59.7 -82.7 3 23.0 -60.3 329 11 497.2 497.2 314.8 497.2 0.01 38 50 20600 -60.5 -83.5 3 23.0 -61.0 330 11 500.9 500.9 315.0 501.0 0.01 39 30 23760 -63.1 -85.1 4 22.0 -63.7 315 9 572.6 572.6 319.3 572.7 0.01 40 21 25942 -65.5 -87.5 3 22.0 -66.1 302 11 626.9 626.9 321.7 626.9 0.01 41 20 26240 -64.5 -86.5 3 22.0 -65.3 300 11 638.7 638.7 322.3 638.8 0.01 42 15 28015 -60.7 -83.7 3 23.0 -62.2 300 16 706.1 706.2 324.6 706.3 0.02 43 13 28902 -62.5 -84.5 4 22.0 -63.9 300 18 729.4 729.4 325.3 729.6 0.02 44 10 30530 -60.3 -83.3 3 23.0 -62.5 300 23 794.5 794.5 327.1 794.8 0.04 45 7.9 32009 -57.5 -80.5 4 23.0 -60.9 861.0 861.1 328.7 861.8 0.08 TRP 281 9625 -53.1 -60.1 42 7.0 -53.2 200 33 316.4 316.4 287.6 316.5 0.04 WND Sounding variables and indices 1000-500 mb thick: 5438.00 m Freezing level: 779.27 mb = 2217.79 m = 7276.11 ft Wetbulb zero: 863.76 mb = 1387.54 m = 4552.26 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 61.43 % Est. max temperature: 13.87 C = 56.97 F Sfc-Lift cond lev (LCL): 963.75 mb = 495.56 m = 1625.82 ft T: 7.23 C 700-500 lapse rate: 5.86 C/km ThetaE index: 6.72 C Layer 1002.0- 850.0 mb Conv cond level (CCL): 889.41 mb = 1150.68 m = 3775.16 ft Mean mixing ratio: 5.21 g/kg Conv temperature: 12.86 C = 55.15 F Cap Strength: 10.92 C Lifted Index: 11.23 C Risk: None Lifted Index @300 mb: 12.53 C Lifted Index @700 mb: 6.49 C Showalter Index: 12.46 C Risk: None Total Totals Index: 34.70 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 15.00 C K Index: 8.60 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.70 J/kg Max Up Vert Vel: 2.72 m/s Conv Inhibition (B-): 60327.02 J/kg Cap Strength: 11.15 C Lift Cond Lev (LCL): 912.31 mb = 944.79 m = 3099.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 243 at 12 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 1010 109 90 1 -1.0 0.0 | 65 13 -11.8 -5.6 1 1000 192 85 1 -1.0 -0.1 | 64 13 -11.8 -5.7 2 925 833 205 5 2.1 4.5 | 83 9 -8.7 -1.1 3 850 1517 220 13 8.4 10.0 | 150 5 -2.5 4.3 4 700 3069 215 15 8.6 12.3 | 161 7 -2.2 6.7 5 500 5630 210 27 13.5 23.4 | 189 18 2.7 17.7 6 400 7240 200 27 9.2 25.4 | 175 20 -1.6 19.7 7 300 9200 205 33 13.9 29.9 | 187 24 3.1 24.3 8 281 9625 200 33 11.3 31.0 | 181 25 0.5 25.4 9 250 10380 200 27 9.2 25.4 | 175 20 -1.6 19.7 10 200 11830 195 3 0.8 2.9 | 75 10 -10.1 -2.7 11 150 13690 30 5 -2.5 -4.3 | 53 17 -13.3 -10.0 12 100 16260 350 7 1.2 -6.9 | 38 16 -9.6 -12.5 13 70 18500 325 9 5.2 -7.4 | 24 14 -5.7 -13.0 14 50 20600 330 11 5.5 -9.5 | 19 16 -5.3 -15.2 15 30 23760 315 9 6.4 -6.4 | 20 13 -4.5 -12.0 16 20 26240 300 11 9.5 -5.5 | 7 11 -1.3 -11.1 17 10 30530 300 23 19.9 -11.5 | 332 19 9.1 -17.1 Wind Parameters Mean winds (0-6000m): 212.5 at 16.3 knts Storm direction: 242.5 at 12.2 knts Shear (0-3000m) pos: 2.4 neg: 0.4 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 98.1 deg Storm rel helicity (0-3000m) pos: 28.2 neg: 0.0 tot: 28.2 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 32.37 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 ------------------------------------------------------------------------------- 500 144 2 72 13| 3.5 0.0 3.5| 12.0 0.0 12.0 23.9 0.84| 4.2 3.5 1000 201 4 78 10| 4.5 0.0 4.5| 19.3 0.0 19.3 19.3 0.63| 5.5 3.4 1500 212 6 87 8| 4.7 0.0 4.7| 26.3 0.0 26.3 17.5 0.72| 5.4 3.9 2000 215 8 98 6| 3.5 0.2 3.7| 26.9 0.0 26.9 13.4 0.72| 4.3 3.1 2500 216 9 109 6| 2.8 0.3 3.1| 27.5 0.0 27.5 11.0 0.71| 3.6 2.5 3000 216 10 119 6| 2.4 0.4 2.8| 28.2 0.0 28.2 9.4 0.69| 3.1 2.2 4000 215 12 137 6| 1.8 0.9 2.7| 34.4 0.0 34.4 8.6 0.67| 3.0 2.0 5000 214 14 154 7| 1.4 1.2 2.6| 39.7 0.0 39.7 7.9 0.61| 2.9 1.7 6000 213 16 166 8| 1.2 1.2 2.4| 41.9 -6.2 35.7 6.0 0.51| 2.7 1.4 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251007.12.gif