UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110300.upa.cvt Date: 0000Z 3 NOV 25 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 3 NOV 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 110 5.6 4.1 90 1.5 4.9 135 3 278.7 279.5 278.0 292.7 5.13 1 1000 118 5.4 4.0 91 1.4 4.7 135 3 278.5 279.4 277.9 292.5 5.09 2 936 655 1.8 0.5 91 1.3 1.3 177 17 280.2 280.9 277.6 291.9 4.23 3 925 750 1.6 0.3 91 1.3 1.0 185 19 280.9 281.7 278.0 292.7 4.22 4 889 1069 0.6 -0.5 92 1.1 0.1 194 20 283.1 283.8 279.0 294.8 4.14 5 884 1115 0.4 -0.8 92 1.2 -0.1 196 20 283.4 284.1 279.0 294.8 4.08 6 872 1224 -1.9 -6.4 71 4.5 -3.6 199 20 282.1 282.6 276.6 289.8 2.71 7 858 1353 -1.1 -8.1 59 7.0 -3.6 203 21 284.2 284.6 277.3 291.2 2.42 8 856 1372 -0.9 -7.9 59 7.0 -3.4 203 21 284.6 285.1 277.5 291.7 2.46 9 850 1428 0.6 -4.4 69 5.0 -1.4 205 21 286.8 287.3 279.6 296.1 3.24 10 838 1542 0.0 -3.5 77 3.5 -1.4 207 22 287.3 287.9 280.2 297.5 3.52 11 833 1590 1.2 -1.8 80 3.0 -0.1 208 22 289.1 289.8 281.6 300.7 4.02 12 792 1995 -0.5 -1.8 91 1.3 -1.1 214 24 291.5 292.2 282.9 303.8 4.23 13 700 2975 -5.1 -6.6 89 1.5 -5.7 230 29 296.8 297.4 284.1 306.8 3.33 14 595 4234 -11.9 -13.8 86 1.9 -12.5 235 32 303.1 303.5 285.3 310.0 2.21 15 500 5540 -21.7 -24.7 77 3.0 -22.3 240 35 306.6 306.8 285.3 310.0 1.03 16 452 6274 -27.1 -30.3 74 3.2 -27.6 247 33 308.8 308.9 285.7 311.1 0.68 17 400 7140 -34.1 -37.9 68 3.8 -34.5 255 31 310.7 310.7 286.0 312.0 0.36 18 300 9080 -50.5 -54.3 64 3.8 -50.6 260 56 314.2 314.2 286.9 314.5 0.08 19 288 9346 -52.9 -56.7 63 3.8 -53.0 262 61 314.4 314.4 287.0 314.7 0.06 20 250 10250 -58.9 -62.6 62 3.7 -59.0 270 79 318.5 318.5 288.3 318.6 0.03 21 234 10661 -61.7 -65.0 65 3.3 -61.7 274 84 320.3 320.3 288.9 320.4 0.03 22 232 10714 -61.9 -65.2 64 3.3 -61.9 275 85 320.9 320.9 289.0 321.0 0.03 23 216 11154 -63.1 -66.7 62 3.6 -63.1 270 71 325.6 325.6 290.5 325.7 0.02 24 207 11417 -60.5 -64.1 62 3.6 -60.6 267 63 333.7 333.7 292.7 333.8 0.03 25 200 11630 -61.1 -64.6 63 3.5 -61.2 265 56 336.0 336.0 293.3 336.1 0.03 26 178 12347 -66.5 -69.8 63 3.3 -66.5 270 40 338.5 338.5 294.0 338.6 0.02 27 173 12521 -65.7 -69.3 61 3.6 -65.7 270 41 342.6 342.6 295.0 342.7 0.02 28 150 13400 -61.3 -64.9 62 3.6 -61.4 270 46 364.5 364.5 299.6 364.7 0.04 29 142 13741 -60.3 -64.2 60 3.9 -60.4 272 44 372.0 372.0 300.9 372.2 0.05 30 128 14384 -62.7 -66.8 58 4.1 -62.8 276 40 378.9 378.9 302.1 379.0 0.04 31 100 15910 -61.3 -65.8 55 4.5 -61.4 285 31 409.3 409.3 306.5 409.6 0.05 32 89 16628 -61.3 -66.2 52 4.9 -61.4 288 30 423.2 423.2 308.1 423.5 0.06 33 70 18100 -63.9 -68.9 50 5.0 -64.0 295 27 447.7 447.7 310.7 448.0 0.05 34 50 20160 -65.3 -71.3 43 6.0 -65.5 300 25 489.6 489.6 314.2 489.9 0.05 35 30 23230 -70.9 -76.9 41 6.0 -71.1 310 35 551.4 551.4 318.2 551.6 0.04 36 26 24079 -70.1 -76.1 41 6.0 -70.3 576.7 576.7 319.5 577.0 0.05 TRP 178 12347 -66.5 -69.8 63 3.3 -66.5 270 40 338.5 338.5 294.0 338.6 0.02 WND 232 10714 -61.9 -65.2 64 3.3 -61.9 275 85 320.9 320.9 289.0 321.0 0.03 Sounding variables and indices 1000-500 mb thick: 5422.00 m Freezing level: 881.91 mb = 1133.76 m = 3719.64 ft Freezing level: 852.40 mb = 1405.46 m = 4611.04 ft Freezing level: 804.06 mb = 1876.19 m = 6155.41 ft Wetbulb zero: 886.08 mb = 1095.90 m = 3595.44 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 85.54 % Est. max temperature: 13.35 C = 56.03 F Sfc-Lift cond lev (LCL): 978.14 mb = 297.39 m = 975.66 ft T: 4.20 C 700-500 lapse rate: 6.47 C/km ThetaE index: 5.03 C Layer 872.0- 858.0 mb Conv cond level (CCL): 890.69 mb = 1054.21 m = 3458.64 ft Mean mixing ratio: 4.50 g/kg Conv temperature: 9.94 C = 49.90 F Cap Strength: 11.63 C Lifted Index: 12.65 C Risk: None Lifted Index @300 mb: 15.40 C Lifted Index @700 mb: 8.88 C Showalter Index: 10.01 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 17.30 C K Index: 16.40 Risk: < 20 % chance of thunderstorms Sweat Index: 173.70 Risk: None Energy Index: 2.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.73 J/kg Max Up Vert Vel: 5.24 m/s Conv Inhibition (B-): 38312.11 J/kg Cap Strength: 12.61 C Lift Cond Lev (LCL): 930.99 mb = 698.01 m = 2290.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 20 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 110 135 3 -2.1 2.1 | 84 22 -21.9 -2.3 1 1000 118 135 3 -2.1 2.1 | 84 22 -21.9 -2.3 2 925 750 185 19 1.7 18.9 | 129 23 -18.1 14.5 3 850 1428 205 21 8.9 19.0 | 143 18 -10.9 14.6 4 700 2975 230 29 22.2 18.6 | 190 14 2.5 14.3 5 500 5540 240 35 30.3 17.5 | 219 17 10.6 13.1 6 400 7140 255 31 29.9 8.0 | 250 11 10.2 3.6 7 300 9080 260 56 55.1 9.7 | 261 36 35.4 5.3 8 250 10250 270 79 79.0 -0.0 | 274 59 59.3 -4.4 9 232 10714 275 85 84.7 -7.4 | 280 66 64.9 -11.8 10 200 11630 265 56 55.8 4.9 | 269 36 36.0 0.5 11 178 12347 270 40 40.0 -0.0 | 282 21 20.3 -4.4 12 150 13400 270 46 46.0 -0.0 | 279 27 26.3 -4.4 13 100 15910 285 31 29.9 -8.0 | 321 16 10.2 -12.4 14 70 18100 295 27 24.5 -11.4 | 343 16 4.7 -15.8 15 50 20160 300 25 21.7 -12.5 | 354 17 1.9 -16.9 16 30 23230 310 35 26.8 -22.5 | 345 28 7.1 -26.9 Wind Parameters Mean winds (0-6000m): 227.5 at 27.0 knts Storm direction: 257.5 at 20.2 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 107.4 deg Storm rel helicity (0-3000m) pos: 201.5 neg: 0.0 tot: 201.5 m^2/s^2 ave: 67.2 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 6.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.18 Bulk Shear: 74.41 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 ------------------------------------------------------------------------------- 500 168 9 102 22| 13.6 0.0 13.6| 85.8 0.0 85.8 171.6 0.97| 14.5 14.1 1000 185 14 117 21| 9.7 0.0 9.7|132.0 0.0 132.0 132.0 0.94| 11.7 11.0 1500 192 16 125 20| 7.3 0.0 7.3|151.2 0.0 151.2 100.8 0.91| 9.5 8.6 2000 199 18 132 19| 6.2 0.0 6.2|168.9 0.0 168.9 84.5 0.92| 8.2 7.5 2500 205 20 139 18| 5.6 0.0 5.6|186.7 0.0 186.7 74.7 0.92| 7.5 6.9 3000 211 21 147 16| 5.1 0.0 5.1|201.5 0.0 201.5 67.2 0.93| 6.9 6.4 4000 218 23 159 15| 4.2 0.0 4.2|213.5 0.0 213.5 53.4 0.93| 5.6 5.2 5000 223 25 170 14| 3.6 0.0 3.6|226.2 0.0 226.2 45.2 0.93| 4.8 4.5 6000 227 27 181 14| 3.0 0.0 3.0|242.5 0.0 242.5 40.4 0.92| 4.4 4.0 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251103.00.gif