UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for U2820... Searching the city database file for: U2820 ... Date:1200Z 9 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 1001 111 13.4 6.4 63 7.0 9.6 200 5 286.5 287.5 282.8 303.4 6.02 1 1000 119 13.2 6.2 62 7.0 9.5 200 5 286.4 287.4 282.6 303.1 5.95 2 987 229 11.2 5.2 67 6.0 8.1 203 7 285.4 286.4 281.8 301.2 5.62 3 925 766 6.6 2.3 74 4.3 4.5 215 19 286.1 286.9 281.3 299.9 4.88 4 906 936 5.2 1.8 79 3.4 3.6 220 20 286.3 287.2 281.3 299.9 4.81 5 890 1081 4.8 1.7 80 3.1 3.3 224 21 287.4 288.2 281.8 301.2 4.86 6 854 1417 3.4 -2.6 65 6.0 0.8 234 23 289.3 290.0 281.3 300.0 3.69 7 850 1455 3.4 -3.6 60 7.0 0.4 235 23 289.7 290.3 281.2 299.7 3.44 8 806 1886 3.6 -9.4 38 13.0 -1.4 232 23 294.4 294.8 281.9 301.4 2.32 9 752 2445 0.2 -16.8 27 17.0 -5.2 229 23 296.6 296.8 281.7 300.8 1.36 10 700 3015 -3.3 -15.3 39 12.0 -7.2 225 23 298.8 299.1 283.0 304.0 1.66 11 668 3384 -5.7 -14.7 49 9.0 -8.7 226 23 300.2 300.5 283.7 305.9 1.83 12 598 4248 -8.7 -25.7 24 17.0 -12.8 227 22 306.3 306.5 284.9 309.0 0.79 13 595 4287 -9.3 -26.3 24 17.0 -13.3 227 22 306.1 306.2 284.8 308.6 0.75 14 500 5610 -18.3 -28.3 41 10.0 -20.3 230 21 310.7 310.9 286.5 313.3 0.74 15 486 5821 -19.5 -29.5 41 10.0 -21.4 228 21 311.8 311.9 286.8 314.1 0.68 16 446 6449 -25.3 -34.3 43 9.0 -26.6 222 20 312.2 312.3 286.7 313.9 0.47 17 407 7107 -28.7 -38.7 38 10.0 -29.9 216 19 316.1 316.2 287.9 317.3 0.33 18 400 7230 -29.9 -40.9 34 11.0 -31.0 215 19 316.1 316.2 287.8 317.1 0.27 19 300 9220 -44.5 -56.5 25 12.0 -44.9 215 21 322.6 322.6 289.6 322.9 0.06 20 250 10410 -54.1 -66.1 22 12.0 -54.3 215 27 325.6 325.6 290.5 325.7 0.02 21 242 10618 -55.5 -67.5 21 12.0 -55.7 220 27 326.6 326.6 290.7 326.7 0.02 22 224 11112 -55.5 -68.5 18 13.0 -55.7 222 29 333.9 333.9 292.8 333.9 0.02 23 200 11840 -53.1 -66.1 19 13.0 -53.4 225 31 348.7 348.7 296.4 348.8 0.03 24 184 12377 -52.7 -66.7 17 14.0 -53.0 229 29 357.7 357.7 298.2 357.9 0.03 25 150 13690 -53.9 -68.9 14 15.0 -54.2 240 25 377.2 377.2 301.8 377.3 0.02 26 130 14607 -54.5 -70.5 12 16.0 -54.9 245 24 391.9 391.9 304.1 392.0 0.02 27 119 15168 -58.1 -74.1 11 16.0 -58.4 249 23 395.3 395.3 304.6 395.4 0.01 28 101 16207 -55.3 -73.3 9 18.0 -55.8 255 21 419.7 419.7 307.7 419.8 0.02 29 100 16270 -55.9 -73.9 9 18.0 -56.3 255 21 419.7 419.7 307.7 419.8 0.02 30 89 17006 -58.7 -76.7 8 18.0 -59.0 257 19 428.4 428.4 308.7 428.4 0.01 31 86 17221 -59.3 -77.3 8 18.0 -59.6 257 18 431.4 431.4 309.0 431.4 0.01 32 70 18510 -59.3 -78.3 7 19.0 -59.7 260 15 457.5 457.5 311.5 457.6 0.01 33 59 19583 -58.1 -78.1 6 20.0 -58.7 268 11 483.1 483.1 313.7 483.2 0.02 34 50 20620 -59.9 -79.9 6 20.0 -60.4 275 7 502.3 502.3 315.1 502.4 0.01 35 37 22486 -62.3 -82.3 5 20.0 -62.9 287 9 541.3 541.3 317.6 541.4 0.01 36 30 23780 -62.1 -82.1 5 20.0 -62.8 295 11 575.3 575.4 319.5 575.5 0.02 37 20 26290 -60.1 -80.1 6 20.0 -61.3 280 13 652.2 652.2 322.8 652.5 0.03 38 18 26944 -61.5 -81.5 5 20.0 -62.7 282 13 667.7 667.8 323.3 668.0 0.03 39 12 29483 -56.7 -77.7 5 21.0 -59.3 291 14 766.9 766.9 326.4 767.6 0.08 40 10 30640 -55.7 -76.7 6 21.0 -59.0 295 15 811.6 811.7 327.5 812.7 0.11 41 7.6 32408 -50.7 -72.7 6 22.0 -56.5 898.1 898.2 329.4 901.1 0.27 42 6.1 33846 -48.9 -71.9 5 23.0 -56.2 964.1 964.3 330.7 968.7 0.38 TRP 242 10618 -55.5 -67.5 21 12.0 -55.7 220 27 326.6 326.6 290.7 326.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5491.00 m Freezing level: 749.03 mb = 2477.35 m = 8127.67 ft Wetbulb zero: 839.59 mb = 1554.94 m = 5101.43 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 44.36 % Est. max temperature: 16.54 C = 61.78 F Sfc-Lift cond lev (LCL): 900.70 mb = 983.73 m = 3227.42 ft T: 5.07 C 700-500 lapse rate: 5.78 C/km ThetaE index: 3.55 C Layer 1000.0- 906.0 mb Conv cond level (CCL): 754.85 mb = 2414.30 m = 7920.84 ft Mean mixing ratio: 5.22 g/kg Conv temperature: 23.38 C = 74.09 F Cap Strength: 9.15 C Lifted Index: 10.22 C Risk: None Lifted Index @300 mb: 15.71 C Lifted Index @700 mb: 5.76 C Showalter Index: 10.86 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 14.70 C K Index: 6.10 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 2.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.90 J/kg Max Up Vert Vel: 2.41 m/s Conv Inhibition (B-): 64339.22 J/kg Cap Strength: 10.22 C Lift Cond Lev (LCL): 880.64 mb = 1167.13 m = 3829.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 16 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 1001 111 200 5 1.7 4.7 | 95 14 -13.6 1.2 1 1000 119 200 5 1.7 4.7 | 95 14 -13.6 1.2 2 925 766 215 19 10.9 15.6 | 160 13 -4.4 12.0 3 850 1455 235 23 18.8 13.2 | 200 10 3.5 9.7 4 700 3015 225 23 16.3 16.3 | 184 13 0.9 12.7 5 500 5610 230 21 16.1 13.5 | 184 10 0.7 10.0 6 400 7230 215 19 10.9 15.6 | 160 13 -4.4 12.0 7 300 9220 215 21 12.0 17.2 | 166 14 -3.3 13.7 8 250 10410 215 27 15.5 22.1 | 180 19 0.1 18.6 9 242 10618 220 27 17.4 20.7 | 187 17 2.0 17.2 10 200 11840 225 31 21.9 21.9 | 200 20 6.6 18.4 11 150 13690 240 25 21.7 12.5 | 215 11 6.3 9.0 12 100 16270 255 21 20.3 5.4 | 249 5 4.9 1.9 13 70 18510 260 15 14.8 2.6 | 32 1 -0.6 -0.9 14 50 20620 275 7 7.0 -0.6 | 64 9 -8.4 -4.1 15 30 23780 295 11 10.0 -4.6 | 33 10 -5.4 -8.2 16 20 26290 280 13 12.8 -2.3 | 24 6 -2.5 -5.8 17 10 30640 295 15 13.6 -6.3 | 10 10 -1.7 -9.9 Wind Parameters Mean winds (0-6000m): 227.1 at 21.0 knts Storm direction: 257.1 at 15.7 knts Shear (0-3000m) pos: 3.3 neg: 0.6 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 89.2 deg Storm rel helicity (0-3000m) pos: 69.9 neg: -9.2 tot: 60.7 m^2/s^2 ave: 20.2 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 18.24 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 ------------------------------------------------------------------------------- 500 209 10 118 12| 11.1 0.0 11.1| 35.1 0.0 35.1 70.3 0.98| 11.2 11.0 1000 216 15 141 11| 8.5 0.0 8.5| 58.3 0.0 58.3 58.3 0.97| 9.4 9.2 1500 223 17 158 10| 6.5 0.0 6.5| 69.9 -0.6 69.4 46.2 0.95| 7.8 7.5 2000 226 19 168 10| 4.9 0.3 5.2| 69.9 -3.5 66.4 33.2 0.86| 6.2 5.3 2500 227 20 174 10| 3.9 0.5 4.5| 69.9 -6.6 63.3 25.3 0.78| 5.2 4.1 3000 227 20 176 10| 3.3 0.6 3.9| 69.9 -9.2 60.7 20.2 0.71| 4.5 3.2 4000 226 21 178 11| 2.4 0.5 2.8| 70.1 -9.2 60.9 15.2 0.69| 3.5 2.4 5000 227 21 180 11| 1.9 0.4 2.2| 70.1 -9.2 60.9 12.2 0.66| 2.9 2.0 6000 227 21 180 11| 1.5 0.4 2.0| 70.1 -13.7 56.5 9.4 0.56| 2.7 1.5 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251009.12.gif