UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for U8445... Searching the city database file for: U8445 ... Date:0000Z 23 APR 25 Station: U8445 WMO ident: 28445 Latitude: 56.73 Longitude: 61.07 ------------------------------------------------------------------------------- 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 160 SFC 985 283 3.4 -1.3 71 4.7 1.4 35 7 277.7 278.3 275.3 287.5 3.52 2 954 540 -0.5 -4.3 75 3.8 -1.9 27 10 276.3 276.8 273.7 284.4 2.91 3 925 786 -2.1 -4.7 82 2.6 -3.1 20 13 277.2 277.7 274.2 285.3 2.91 4 891 1083 -4.1 -5.9 87 1.8 -4.7 340 14 278.1 278.5 274.5 285.8 2.76 5 853 1432 1.2 0.3 94 0.9 0.8 294 15 287.1 287.9 281.4 300.2 4.58 6 850 1460 1.0 0.2 94 0.8 0.6 290 15 287.2 288.0 281.4 300.2 4.56 7 749 2474 -1.3 -3.6 84 2.3 -2.3 283 37 295.3 296.0 284.1 306.9 3.91 8 744 2527 -2.7 -4.8 85 2.1 -3.6 283 38 294.3 295.0 283.4 305.0 3.60 9 700 3008 -5.7 -7.6 86 1.9 -6.4 280 48 296.2 296.7 283.5 305.4 3.08 10 595 4264 -13.9 -15.6 87 1.7 -14.4 280 48 300.8 301.1 284.1 306.7 1.91 11 576 4509 -16.9 -19.1 83 2.2 -17.4 280 48 300.0 300.3 283.2 304.7 1.47 12 500 5560 -22.9 -27.9 64 5.0 -23.8 280 48 305.1 305.3 284.4 307.7 0.77 13 498 5589 -23.1 -28.1 64 5.0 -24.0 280 48 305.2 305.4 284.5 307.8 0.76 14 400 7150 -35.9 -42.9 49 7.0 -36.4 280 44 308.3 308.4 285.0 309.1 0.22 15 388 7360 -38.5 -44.5 53 6.0 -38.9 280 43 307.6 307.7 284.7 308.3 0.19 16 341 8235 -43.5 -50.5 46 7.0 -43.8 280 37 312.4 312.4 286.3 312.8 0.11 17 324 8576 -46.9 -53.9 45 7.0 -47.1 280 34 312.3 312.3 286.2 312.6 0.08 18 300 9080 -51.1 -58.1 43 7.0 -51.2 280 31 313.3 313.3 286.6 313.5 0.05 19 267 9827 -57.5 -64.5 41 7.0 -57.6 280 34 314.6 314.6 287.0 314.7 0.02 20 250 10240 -60.3 -67.3 39 7.0 -60.4 280 36 316.4 316.4 287.6 316.5 0.02 21 244 10392 -61.1 -68.1 39 7.0 -61.2 280 38 317.4 317.4 287.9 317.5 0.02 22 234 10652 -61.5 -67.5 45 6.0 -61.6 282 40 320.6 320.6 288.9 320.7 0.02 23 200 11640 -56.3 -62.3 47 6.0 -56.4 290 48 343.6 343.6 295.2 343.8 0.04 24 175 12495 -51.3 -58.3 43 7.0 -51.6 285 42 365.2 365.2 299.8 365.6 0.08 25 150 13490 -53.3 -61.3 37 8.0 -53.6 280 36 378.2 378.3 302.0 378.5 0.07 26 100 16090 -56.5 -67.5 24 11.0 -56.8 290 33 418.6 418.6 307.6 418.8 0.04 27 70 18350 -57.5 -69.5 20 12.0 -57.9 295 23 461.4 461.4 311.9 461.6 0.05 28 50 20490 -56.7 -69.7 18 13.0 -57.4 295 46 509.9 509.9 315.7 510.3 0.06 29 30 23710 -58.5 -72.5 15 14.0 -59.5 215 27 585.2 585.2 319.9 585.7 0.07 30 24 25108 -59.9 -73.9 14 14.0 -60.9 619.7 619.7 321.5 620.2 0.07 TRP 244 10392 -61.1 -68.1 39 7.0 -61.2 280 38 317.4 317.4 287.9 317.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5400.00 m Freezing level: 957.97 mb = 506.97 m = 1663.27 ft Freezing level: 861.60 mb = 1352.76 m = 4438.13 ft Freezing level: 806.09 mb = 1900.68 m = 6235.76 ft Wetbulb zero: 971.76 mb = 391.45 m = 1284.28 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 83.41 % Est. max temperature: 13.93 C = 57.07 F Sfc-Lift cond lev (LCL): 915.87 mb = 864.76 m = 2837.11 ft T: -2.63 C 700-500 lapse rate: 6.74 C/km ThetaE index: 3.09 C Layer 954.0- 925.0 mb Conv cond level (CCL): 657.14 mb = 3496.15 m = 11470.18 ft Mean mixing ratio: 2.97 g/kg Conv temperature: 23.54 C = 74.37 F Cap Strength: 14.73 C Lifted Index: 16.72 C Risk: None Lifted Index @300 mb: 19.72 C Lifted Index @700 mb: 12.97 C Showalter Index: 5.91 C Risk: None Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 23.10 C K Index: 22.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 80.40 Risk: None Energy Index: 1.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.55 J/kg Max Up Vert Vel: 3.62 m/s Conv Inhibition (B-): 46378.14 J/kg Cap Strength: 16.70 C Lift Cond Lev (LCL): 890.15 mb = 1091.01 m = 3579.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 at 28 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 ---------------------------------------------------------- 0 985 283 35 7 -4.0 -5.7 | 119 28 -24.2 13.2 1 925 786 20 13 -4.4 -12.2 | 105 26 -24.6 6.7 2 850 1460 290 15 14.1 -5.1 | 156 15 -6.1 13.8 3 700 3008 280 48 47.3 -8.3 | 249 29 27.1 10.6 4 500 5560 280 48 47.3 -8.3 | 249 29 27.1 10.6 5 400 7150 280 44 43.3 -7.6 | 244 26 23.1 11.3 6 300 9080 280 31 30.5 -5.4 | 217 17 10.3 13.6 7 250 10240 280 36 35.5 -6.3 | 230 20 15.3 12.7 8 244 10392 280 38 37.4 -6.6 | 234 21 17.2 12.4 9 200 11640 290 48 45.1 -16.4 | 264 25 24.9 2.5 10 150 13490 280 36 35.5 -6.3 | 230 20 15.3 12.7 11 100 16090 290 33 31.0 -11.3 | 235 13 10.8 7.7 12 70 18350 295 23 20.8 -9.7 | 184 9 0.6 9.2 13 50 20490 295 46 41.7 -19.4 | 271 21 21.5 -0.5 14 30 23710 215 27 15.5 22.1 | 173 41 -4.7 41.1 Wind Parameters Mean winds (0-6000m): 283.2 at 36.9 knts Storm direction: 313.2 at 27.7 knts Shear (0-3000m) pos: 0.0 neg: 8.8 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 129.9 deg Storm rel helicity (0-3000m) pos: 150.3 neg: -45.2 tot: 105.1 m^2/s^2 ave: 35.0 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 214.16 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 25 10 112 26| 0.0 6.6 6.6| 0.0 -43.6 -43.6 -87.2 -0.95| 6.7 -6.4 1000 4 12 109 22| 0.0 7.8 7.8| 30.7 -45.2 -14.5 -14.5 0.05| 11.6 0.5 1500 332 14 117 16| 0.0 8.5 8.5| 72.8 -45.2 27.6 18.4 0.37| 12.1 4.4 2000 309 17 139 11| 0.0 9.2 9.2|107.0 -45.2 61.8 30.9 0.50| 11.8 5.9 2500 297 21 172 9| 0.0 9.6 9.6|138.2 -45.2 93.0 37.2 0.51| 11.7 6.0 3000 291 25 199 11| 0.0 8.8 8.8|150.3 -45.2 105.1 35.0 0.50| 10.6 5.3 4000 286 31 223 14| 0.0 6.6 6.6|150.3 -45.2 105.1 26.3 0.50| 7.9 3.9 5000 284 35 232 17| 0.0 5.3 5.3|150.3 -45.2 105.1 21.0 0.50| 6.4 3.2 6000 283 37 236 19| 0.0 4.2 4.2|150.3 -52.5 97.8 16.3 0.47| 5.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20250423.00.gif