UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 10 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 ------------------------------------------------------------------------------- 0 1000 93 180 3 SFC 998 110 6.6 5.3 91 1.3 5.9 180 3 279.9 280.9 279.2 295.2 5.59 2 962 414 9.2 8.2 93 1.0 8.6 199 14 285.5 286.7 283.5 305.3 7.10 3 925 739 7.0 4.8 86 2.2 5.9 220 25 286.5 287.5 282.5 302.9 5.83 4 896 1000 5.0 1.6 79 3.4 3.4 216 23 287.0 287.9 281.6 300.6 4.79 5 850 1429 3.2 -3.8 60 7.0 0.2 210 21 289.5 290.1 281.1 299.4 3.39 6 796 1959 2.0 -6.0 55 8.0 -1.3 208 22 293.7 294.3 282.5 302.8 3.06 7 780 2122 0.6 -9.4 47 10.0 -3.1 208 22 293.9 294.3 281.8 301.1 2.40 8 775 2174 0.4 -9.6 47 10.0 -3.3 208 22 294.2 294.7 281.9 301.4 2.38 9 717 2793 -3.7 -9.7 63 6.0 -5.9 206 23 296.3 296.8 283.0 304.1 2.55 10 701 2971 -4.1 -10.1 63 6.0 -6.3 205 23 297.8 298.3 283.6 305.5 2.53 11 700 2982 -4.1 -10.1 63 6.0 -6.3 205 23 297.9 298.4 283.7 305.7 2.53 12 649 3576 -5.5 -15.5 45 10.0 -8.8 206 24 302.9 303.2 284.7 308.5 1.76 13 634 3759 -6.7 -17.7 41 11.0 -10.1 206 24 303.5 303.8 284.7 308.3 1.50 14 544 4937 -14.5 -19.5 66 5.0 -15.9 209 26 307.8 308.1 286.3 312.7 1.50 15 500 5570 -18.9 -24.9 59 6.0 -20.2 210 27 310.0 310.2 286.5 313.4 1.01 16 449 6361 -24.1 -32.1 48 8.0 -25.4 215 28 313.1 313.3 287.1 315.2 0.58 17 400 7190 -30.7 -41.7 33 11.0 -31.8 220 29 315.1 315.1 287.4 316.0 0.25 18 369 7759 -34.1 -47.1 26 13.0 -35.1 220 30 317.9 317.9 288.2 318.5 0.15 19 360 7931 -36.3 -49.3 25 13.0 -37.1 220 30 317.2 317.3 288.0 317.7 0.12 20 350 8126 -37.9 -50.9 24 13.0 -38.7 220 31 317.6 317.7 288.1 318.0 0.10 21 300 9170 -46.3 -58.3 24 12.0 -46.7 220 33 320.1 320.1 288.8 320.3 0.05 22 293 9327 -47.7 -58.7 27 11.0 -48.0 220 34 320.3 320.3 288.9 320.5 0.05 23 266 9960 -52.5 -63.5 25 11.0 -52.7 220 39 322.2 322.3 289.5 322.4 0.03 24 263 10033 -53.1 -64.1 25 11.0 -53.3 220 39 322.4 322.4 289.5 322.5 0.03 25 250 10360 -54.1 -65.1 25 11.0 -54.3 220 42 325.6 325.6 290.5 325.7 0.02 26 247 10437 -54.9 -65.9 24 11.0 -55.1 220 42 325.6 325.6 290.5 325.7 0.02 27 216 11287 -55.7 -66.7 24 11.0 -55.9 220 38 337.1 337.1 293.6 337.2 0.02 28 204 11652 -51.9 -63.9 22 12.0 -52.2 220 36 348.6 348.6 296.4 348.8 0.03 29 200 11780 -51.7 -63.7 22 12.0 -52.0 220 35 350.9 350.9 296.8 351.1 0.04 30 150 13650 -53.5 -66.5 19 13.0 -53.8 225 27 377.9 377.9 301.9 378.0 0.03 31 100 16240 -55.7 -70.7 14 15.0 -56.1 230 19 420.1 420.1 307.7 420.3 0.03 32 70 18490 -58.5 -74.5 11 16.0 -58.9 280 15 459.2 459.2 311.7 459.4 0.02 33 50 20590 -60.7 -77.7 9 17.0 -61.2 285 7 500.4 500.4 315.0 500.6 0.02 34 30 23750 -64.3 -82.3 7 18.0 -64.8 255 7 569.3 569.4 319.1 569.4 0.02 35 25 24862 -65.1 -83.1 7 18.0 -65.7 282 6 597.5 597.5 320.5 597.6 0.02 36 20 26230 -62.5 -80.5 7 18.0 -63.4 315 5 644.9 644.9 322.5 645.1 0.03 37 17 27238 -60.5 -79.5 7 19.0 -61.9 310 8 682.0 682.0 323.9 682.3 0.04 38 11 29937 -62.3 -81.3 6 19.0 -63.9 298 15 765.8 765.9 326.4 766.3 0.05 39 10 30530 -59.5 -79.5 6 20.0 -61.8 295 17 797.4 797.5 327.2 798.1 0.07 40 8.9 31261 -58.3 -78.3 6 20.0 -61.1 829.1 829.2 328.0 830.1 0.10 TRP 247 10437 -54.9 -65.9 24 11.0 -55.1 220 42 325.6 325.6 290.5 325.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5477.00 m Freezing level: 769.34 mb = 2234.41 m = 7330.64 ft Wetbulb zero: 841.87 mb = 1506.60 m = 4942.86 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 61.72 % Est. max temperature: 16.33 C = 61.40 F Sfc-Lift cond lev (LCL): 978.28 mb = 274.89 m = 901.86 ft T: 8.01 C 700-500 lapse rate: 5.72 C/km ThetaE index: 5.91 C Layer 925.0- 796.0 mb Conv cond level (CCL): 896.00 mb = 1000.05 m = 3280.96 ft Mean mixing ratio: 6.11 g/kg Conv temperature: 13.71 C = 56.68 F Cap Strength: 7.92 C Lifted Index: 8.62 C Risk: None Lifted Index @300 mb: 12.86 C Lifted Index @700 mb: 4.14 C Showalter Index: 10.49 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 15.10 C K Index: 12.30 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 2.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.92 J/kg Max Up Vert Vel: 7.06 m/s Conv Inhibition (B-): 58438.86 J/kg Cap Strength: 8.56 C Lift Cond Lev (LCL): 922.79 mb = 758.60 m = 2488.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 239 at 17 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 ---------------------------------------------------------- 0 998 110 180 3 0.0 3.0 | 69 16 -14.9 -5.8 1 925 739 220 25 16.1 19.2 | 186 10 1.1 10.3 2 850 1429 210 21 10.5 18.2 | 155 10 -4.4 9.4 3 700 2982 205 23 9.7 20.8 | 157 13 -5.2 12.0 4 500 5570 210 27 13.5 23.4 | 174 15 -1.4 14.6 5 400 7190 220 29 18.6 22.2 | 196 14 3.7 13.4 6 300 9170 220 33 21.2 25.3 | 201 18 6.3 16.4 7 250 10360 220 42 27.0 32.2 | 207 26 12.1 23.3 8 247 10437 220 42 27.0 32.2 | 207 26 12.1 23.3 9 200 11780 220 35 22.5 26.8 | 203 20 7.6 18.0 10 150 13650 225 27 19.1 19.1 | 202 11 4.2 10.3 11 100 16240 230 19 14.6 12.2 | 174 3 -0.4 3.4 12 70 18490 280 15 14.8 -2.6 | 1 11 -0.2 -11.4 13 50 20590 285 7 6.8 -1.8 | 37 13 -8.2 -10.6 14 30 23750 255 7 6.8 1.8 | 49 11 -8.2 -7.0 15 20 26230 315 5 3.5 -3.5 | 43 17 -11.4 -12.4 16 10 30530 295 17 15.4 -7.2 | 358 16 0.5 -16.0 Wind Parameters Mean winds (0-6000m): 209.4 at 23.1 knts Storm direction: 239.4 at 17.3 knts Shear (0-3000m) pos: 3.5 neg: 0.6 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 88.8 deg Storm rel helicity (0-3000m) pos: 69.3 neg: -13.6 tot: 55.7 m^2/s^2 ave: 18.6 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.40 Bulk Shear: 17.86 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 ------------------------------------------------------------------------------- 500 216 12 94 8| 18.5 0.0 18.5| 55.0 0.0 55.0 110.0 0.93| 19.4 18.1 1000 217 18 141 7| 10.5 0.0 10.5| 67.5 -6.7 60.8 60.8 0.76| 13.6 10.3 1500 215 19 149 8| 7.0 0.9 7.9| 67.6 -13.6 54.0 36.0 0.60| 10.0 6.0 2000 213 20 151 9| 5.3 0.7 6.0| 68.1 -13.6 54.5 27.2 0.59| 7.7 4.5 2500 212 20 153 9| 4.2 0.7 4.9| 68.4 -13.6 54.8 21.9 0.57| 6.4 3.7 3000 211 21 154 10| 3.5 0.6 4.2| 69.3 -13.6 55.7 18.6 0.57| 5.5 3.1 4000 209 21 156 11| 2.8 0.5 3.3| 75.2 -13.6 61.6 15.4 0.59| 4.3 2.5 5000 209 22 159 11| 2.5 0.4 2.8| 81.3 -13.6 67.8 13.6 0.60| 3.6 2.2 6000 209 23 162 12| 2.2 0.3 2.5| 90.7 -13.6 77.1 12.9 0.63| 3.2 2.0 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251010.00.gif