UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for U3330... Searching the city database file for: U3330 ... Date:0000Z 21 OCT 25 Station: U3330 WMO ident: 23330 Latitude: 66.53 Longitude: 66.53 ------------------------------------------------------------------------------- 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 1009 15 -1.5 -2.5 93 1.0 -1.9 200 7 271.0 271.5 270.8 279.4 3.15 1 1000 86 -1.9 -2.3 97 0.4 -2.0 210 13 271.2 271.8 271.1 279.9 3.22 2 971 319 -3.5 -3.8 98 0.3 -3.6 229 18 271.9 272.4 271.1 280.0 2.97 3 943 551 -2.3 -2.6 98 0.3 -2.4 248 24 275.4 276.0 273.8 284.6 3.34 4 925 703 -3.5 -3.9 97 0.4 -3.7 260 27 275.7 276.2 273.6 284.3 3.09 5 871 1177 -5.7 -6.3 96 0.6 -5.9 267 28 278.2 278.7 274.5 285.9 2.74 6 850 1369 -5.3 -5.7 97 0.4 -5.4 270 29 280.6 281.1 276.1 288.9 2.94 7 836 1500 -5.1 -5.5 97 0.4 -5.3 269 30 282.1 282.7 277.0 290.7 3.03 8 700 2875 -12.9 -15.0 84 2.1 -13.5 255 35 288.2 288.5 278.3 293.3 1.70 9 647 3469 -16.3 -17.3 92 1.0 -16.6 251 38 290.9 291.2 279.3 295.5 1.52 10 500 5350 -29.7 -30.6 92 0.9 -29.8 240 48 296.8 296.9 280.8 298.8 0.60 11 493 5451 -31.3 -32.4 90 1.1 -31.4 241 49 296.1 296.2 280.3 297.7 0.51 12 400 6920 -38.3 -39.8 86 1.5 -38.4 255 58 305.2 305.3 283.9 306.3 0.30 13 394 7024 -38.7 -40.2 86 1.5 -38.8 255 58 306.0 306.1 284.2 307.0 0.29 14 380 7270 -41.5 -43.3 83 1.8 -41.6 256 59 305.5 305.5 283.9 306.3 0.22 15 319 8440 -48.1 -49.9 82 1.8 -48.1 259 61 312.0 312.1 286.2 312.5 0.13 16 310 8627 -50.7 -52.8 78 2.1 -50.8 259 62 311.0 311.0 285.8 311.3 0.09 17 300 8840 -51.9 -54.0 78 2.1 -52.0 260 62 312.2 312.2 286.2 312.5 0.08 18 289 9081 -52.9 -54.8 80 1.9 -52.9 265 64 314.1 314.1 286.9 314.4 0.08 19 285 9171 -53.3 -55.1 81 1.8 -53.4 265 64 314.8 314.8 287.1 315.1 0.08 20 251 9975 -59.9 -62.2 74 2.3 -59.9 260 62 316.7 316.7 287.7 316.8 0.04 21 250 10000 -59.9 -62.2 74 2.3 -59.9 260 62 317.0 317.0 287.8 317.2 0.04 22 228 10576 -59.1 -61.4 75 2.3 -59.2 260 53 326.7 326.7 290.8 326.9 0.04 23 208 11158 -53.3 -55.4 78 2.1 -53.4 260 44 344.5 344.5 295.5 344.9 0.10 24 200 11410 -53.9 -56.1 77 2.2 -54.0 260 40 347.4 347.4 296.1 347.8 0.10 25 194 11605 -54.9 -57.4 74 2.5 -55.0 261 39 348.9 348.9 296.4 349.2 0.08 26 150 13260 -51.1 -53.7 74 2.6 -51.2 270 29 382.0 382.1 302.7 382.8 0.17 27 130 14189 -50.9 -54.0 69 3.1 -51.1 277 25 398.3 398.4 305.1 399.3 0.19 28 100 15880 -54.5 -58.6 60 4.1 -54.7 290 17 422.4 422.5 308.1 423.2 0.14 29 91 16481 -56.1 -60.1 61 4.0 -56.3 282 16 430.8 430.8 309.0 431.5 0.13 30 70 18140 -58.1 -63.1 53 5.0 -58.3 260 15 460.1 460.1 311.8 460.7 0.11 31 67 18414 -58.3 -63.3 53 5.0 -58.6 260 16 465.5 465.5 312.3 466.1 0.11 32 50 20230 -61.9 -67.9 45 6.0 -62.1 260 23 497.6 497.6 314.8 498.1 0.08 33 34 22624 -60.7 -67.7 39 7.0 -61.2 249 23 558.8 558.8 318.6 559.7 0.12 34 30 23400 -62.1 -69.1 39 7.0 -62.6 245 23 575.3 575.4 319.5 576.2 0.12 35 20 25892 -64.5 -71.5 38 7.0 -65.0 638.7 638.8 322.3 639.7 0.12 TRP 251 9975 -59.9 -62.2 74 2.3 -59.9 260 62 316.7 316.7 287.7 316.8 0.04 WND 289 9081 -52.9 -54.8 80 1.9 -52.9 265 64 314.1 314.1 286.9 314.4 0.08 Sounding variables and indices 1000-500 mb thick: 5264.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.47 inches Sfc-500 mean rel hum: 92.46 % Est. max temperature: 7.14 C = 44.85 F Sfc-Lift cond lev (LCL): 993.15 mb = 140.42 m = 460.70 ft T: -2.27 C 700-500 lapse rate: 6.79 C/km ThetaE index: 0.35 C Layer 925.0- 871.0 mb Conv cond level (CCL): 980.74 mb = 239.97 m = 787.28 ft Mean mixing ratio: 3.13 g/kg Conv temperature: -0.75 C = 30.64 F Cap Strength: 9.64 C Lifted Index: 12.53 C Risk: None Lifted Index @300 mb: 21.32 C Lifted Index @700 mb: 8.17 C Showalter Index: 7.37 C Risk: None Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 24.00 C K Index: 16.60 Risk: < 20 % chance of thunderstorms Sweat Index: 106.00 Risk: None Energy Index: 2.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.45 J/kg Max Up Vert Vel: 7.27 m/s Conv Inhibition (B-): 53269.75 J/kg Cap Strength: 12.47 C Lift Cond Lev (LCL): 951.72 mb = 477.68 m = 1567.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 27 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 1009 15 200 7 2.4 6.6 | 115 27 -24.3 11.5 1 1000 86 210 13 6.5 11.3 | 129 26 -20.2 16.2 2 925 703 260 27 26.6 4.7 | 179 10 -0.1 9.7 3 850 1369 270 29 29.0 -0.0 | 205 5 2.3 5.0 4 700 2875 255 35 33.8 9.1 | 207 16 7.1 14.0 5 500 5350 240 48 41.6 24.0 | 207 33 14.9 29.0 6 400 6920 255 58 56.0 15.0 | 236 35 29.3 20.0 7 300 8840 260 62 61.1 10.8 | 245 38 34.4 15.7 8 289 9081 265 64 63.8 5.6 | 254 39 37.1 10.5 9 251 9975 260 62 61.1 10.8 | 245 38 34.4 15.7 10 250 10000 260 62 61.1 10.8 | 245 38 34.4 15.7 11 200 11410 260 40 39.4 6.9 | 227 17 12.7 11.9 12 150 13260 270 29 29.0 -0.0 | 205 5 2.3 5.0 13 100 15880 290 17 16.0 -5.8 | 86 11 -10.7 -0.8 14 70 18140 260 15 14.8 2.6 | 122 14 -11.9 7.6 15 50 20230 260 23 22.7 4.0 | 156 10 -4.0 9.0 16 30 23400 245 23 20.8 9.7 | 158 16 -5.9 14.7 Wind Parameters Mean winds (0-6000m): 250.5 at 36.2 knts Storm direction: 280.5 at 27.2 knts Shear (0-3000m) pos: 4.8 neg: 1.8 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 92.1 deg Storm rel helicity (0-3000m) pos: 125.1 neg: -1.4 tot: 123.7 m^2/s^2 ave: 41.2 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 4.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.44 Bulk Shear: 60.36 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 ------------------------------------------------------------------------------- 500 230 17 139 21| 19.0 0.0 19.0|101.5 0.0 101.5 202.9 0.80| 21.3 17.1 1000 251 22 152 14| 13.2 0.0 13.2|120.5 0.0 120.5 120.5 0.73| 16.0 11.7 1500 258 24 162 11| 9.5 0.0 9.5|124.0 0.0 124.0 82.7 0.72| 11.8 8.5 2000 260 26 171 9| 7.1 0.9 8.0|124.6 0.0 124.6 62.3 0.66| 9.7 6.5 2500 260 27 180 9| 5.7 1.4 7.1|124.6 -0.5 124.1 49.6 0.61| 8.5 5.1 3000 259 28 186 10| 4.8 1.8 6.5|125.1 -1.4 123.7 41.2 0.56| 7.7 4.3 4000 257 31 195 12| 3.6 2.2 5.7|127.8 -1.5 126.3 31.6 0.49| 6.6 3.3 5000 253 34 200 16| 2.9 2.4 5.3|127.8 -5.9 121.9 24.4 0.42| 6.0 2.6 6000 251 36 204 19| 2.8 2.3 5.1|187.8 -9.0 178.8 29.8 0.46| 5.8 2.7 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20251021.00.gif