UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for U8445... Searching the city database file for: U8445 ... Date:0000Z 30 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 145 SFC 983 284 3.0 -5.0 56 8.0 -0.0 205 5 277.5 278.0 274.0 285.0 2.68 2 925 775 2.0 -7.0 51 9.0 -1.3 255 36 281.4 281.8 275.8 288.3 2.44 3 905 951 1.6 -6.4 55 8.0 -1.4 260 37 282.7 283.2 276.7 290.2 2.61 4 850 1452 -2.9 -7.9 68 5.0 -4.7 275 38 283.1 283.5 276.7 290.2 2.48 5 714 2811 -12.9 -15.8 79 2.9 -13.7 271 34 286.6 286.8 277.3 291.2 1.56 6 700 2962 -13.1 -15.5 82 2.4 -13.7 270 33 288.0 288.3 278.1 292.9 1.63 7 698 2984 -12.9 -15.2 83 2.3 -13.5 270 33 288.4 288.7 278.4 293.5 1.68 8 674 3250 -13.9 -17.4 75 3.5 -14.8 268 34 290.2 290.5 278.9 294.6 1.45 9 621 3865 -18.7 -24.7 59 6.0 -19.8 263 35 291.6 291.7 278.7 294.2 0.83 10 582 4344 -23.5 -27.8 68 4.3 -24.2 259 36 291.4 291.6 278.4 293.6 0.67 11 510 5299 -28.9 -32.0 75 3.1 -29.3 251 38 296.1 296.2 280.4 297.8 0.51 12 500 5440 -29.5 -33.1 71 3.6 -29.9 250 38 297.1 297.2 280.7 298.6 0.47 13 482 5701 -30.7 -35.5 63 4.8 -31.2 252 38 298.7 298.8 281.3 300.0 0.39 14 451 6170 -34.9 -40.9 54 6.0 -35.4 255 37 299.2 299.2 281.3 300.0 0.24 15 400 7000 -40.1 -46.1 53 6.0 -40.4 260 36 302.9 302.9 282.8 303.4 0.15 16 340 8086 -49.3 -55.3 49 6.0 -49.4 263 35 304.8 304.8 283.4 305.0 0.06 17 300 8900 -52.1 -58.1 48 6.0 -52.2 265 35 311.9 311.9 286.1 312.1 0.05 18 284 9253 -53.7 -59.7 48 6.0 -53.8 260 35 314.5 314.6 287.0 314.7 0.04 19 250 10070 -54.1 -60.1 48 6.0 -54.2 245 35 325.6 325.6 290.5 325.8 0.05 20 221 10864 -55.1 -62.1 42 7.0 -55.2 251 39 335.8 335.8 293.3 336.0 0.04 21 200 11510 -52.3 -60.3 38 8.0 -52.5 255 42 349.9 350.0 296.7 350.2 0.06 22 175 12378 -48.1 -58.1 31 10.0 -48.6 248 38 370.5 370.5 300.7 370.9 0.09 23 154 13218 -47.5 -59.5 24 12.0 -48.1 241 34 385.3 385.3 303.2 385.7 0.08 24 150 13390 -49.5 -63.5 18 14.0 -50.1 240 33 384.8 384.8 303.1 385.0 0.05 25 135 14080 -51.3 -66.3 15 15.0 -51.8 241 32 393.4 393.4 304.3 393.5 0.04 26 102 15919 -48.1 -67.1 9 19.0 -49.1 245 31 432.3 432.3 309.1 432.6 0.05 27 100 16050 -48.7 -68.7 8 20.0 -49.7 245 31 433.6 433.6 309.3 433.8 0.04 28 78 17673 -51.1 -73.1 6 22.0 -52.1 245 27 460.6 460.6 311.8 460.7 0.02 29 70 18380 -49.1 -72.1 5 23.0 -50.4 245 25 479.3 479.4 313.4 479.5 0.03 30 67 18667 -48.1 -72.1 5 24.0 -49.7 244 24 487.6 487.6 314.1 487.8 0.03 31 64 18967 -51.3 -74.3 5 23.0 -52.5 244 23 487.0 487.0 314.0 487.1 0.03 32 50 20560 -53.5 -77.5 4 24.0 -54.6 240 17 517.4 517.4 316.1 517.5 0.02 33 41 21839 -54.1 -78.1 4 24.0 -55.4 265 13 546.1 546.1 317.9 546.3 0.02 34 31 23647 -51.9 -75.9 4 24.0 -53.9 301 8 597.5 597.5 320.5 597.8 0.04 35 30 23860 -52.5 -76.5 4 24.0 -54.5 305 7 601.5 601.5 320.7 601.8 0.04 36 27 24538 -54.3 -78.3 4 24.0 -56.1 343 6 614.9 614.9 321.3 615.1 0.03 37 21 26162 -50.5 -75.5 4 25.0 -53.6 73 5 672.2 672.2 323.5 672.7 0.06 38 20 26480 -51.1 -75.1 4 24.0 -54.2 90 5 679.8 679.8 323.8 680.4 0.07 39 19 26813 -52.7 -76.7 4 24.0 -55.5 684.8 684.9 324.0 685.3 0.06 40 10 31040 -44.1 -70.1 4 26.0 -51.9 854.9 855.1 328.5 858.1 0.30 TRP 284 9253 -53.7 -59.7 48 6.0 -53.8 260 35 314.5 314.6 287.0 314.7 0.04 WND Sounding variables and indices 1000-500 mb thick: 5295.00 m Freezing level: 885.44 mb = 1129.25 m = 3704.84 ft Wetbulb zero: Below ground Precipitable water: 0.35 inches Sfc-500 mean rel hum: 68.26 % Est. max temperature: 8.99 C = 48.18 F Sfc-Lift cond lev (LCL): 868.09 mb = 1283.75 m = 4211.72 ft T: -1.39 C 700-500 lapse rate: 6.62 C/km Conv cond level (CCL): 766.46 mb = 2258.18 m = 7408.62 ft Mean mixing ratio: 2.56 g/kg Conv temperature: 10.66 C = 51.19 F Cap Strength: 7.58 C Lifted Index: 8.21 C Risk: None Lifted Index @300 mb: 16.96 C Lifted Index @700 mb: 3.87 C Showalter Index: 6.54 C Risk: None Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 21.60 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 114.00 Risk: None Energy Index: 1.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.69 J/kg Max Up Vert Vel: 6.74 m/s Conv Inhibition (B-): 58222.07 J/kg Cap Strength: 7.64 C Lift Cond Lev (LCL): 819.05 mb = 1741.07 m = 5712.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 292 at 26 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 ---------------------------------------------------------- 0 983 284 205 5 2.1 4.5 | 123 26 -22.1 14.3 1 925 775 255 36 34.8 9.3 | 209 22 10.6 19.0 2 850 1452 275 38 37.9 -3.3 | 245 15 13.6 6.4 3 700 2962 270 33 33.0 -0.0 | 222 13 8.8 9.7 4 500 5440 250 38 35.7 13.0 | 207 25 11.5 22.7 5 400 7000 260 36 35.5 6.3 | 215 20 11.2 16.0 6 300 8900 265 35 34.9 3.1 | 220 17 10.7 12.8 7 284 9253 260 35 34.5 6.1 | 213 19 10.3 15.8 8 250 10070 245 35 31.7 14.8 | 197 26 7.5 24.5 9 200 11510 255 42 40.6 10.9 | 218 26 16.4 20.6 10 150 13390 240 33 28.6 16.5 | 189 27 4.4 26.2 11 100 16050 245 31 28.1 13.1 | 190 23 3.9 22.8 12 70 18380 245 25 22.7 10.6 | 176 20 -1.6 20.3 13 50 20560 240 17 14.7 8.5 | 152 21 -9.5 18.2 14 30 23860 305 7 5.7 -4.0 | 107 19 -18.5 5.7 15 20 26480 90 5 -5.0 0.0 | 108 31 -29.2 9.7 Wind Parameters Mean winds (0-6000m): 261.9 at 34.8 knts Storm direction: 291.9 at 26.1 knts Shear (0-3000m) pos: 6.1 neg: 0.9 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 97.1 deg Storm rel helicity (0-3000m) pos: 279.4 neg: -21.9 tot: 257.5 m^2/s^2 ave: 85.8 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 7.1 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.75 Bulk Shear: 30.40 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 ------------------------------------------------------------------------------- 500 250 21 164 18| 34.0 0.0 34.0|227.2 0.0 227.2 454.4 0.99| 37.6 37.3 1000 258 29 194 16| 18.4 0.0 18.4|267.4 0.0 267.4 267.4 0.96| 23.7 22.8 1500 264 32 210 15| 12.1 0.0 12.1|279.4 -4.2 275.2 183.5 0.91| 17.3 15.8 2000 267 33 217 14| 9.1 0.5 9.6|279.4 -11.0 268.4 134.2 0.84| 13.5 11.4 2500 268 33 219 14| 7.3 0.8 8.1|279.4 -17.6 261.7 104.7 0.78| 11.2 8.7 3000 268 33 220 14| 6.1 0.9 7.0|279.4 -21.9 257.5 85.8 0.73| 9.7 7.1 4000 267 34 219 15| 4.6 1.2 5.7|279.4 -30.5 248.9 62.2 0.63| 8.0 5.1 5000 264 34 217 16| 3.6 1.5 5.2|279.4 -43.7 235.7 47.1 0.55| 6.9 3.8 6000 262 35 215 18| 3.1 1.3 4.4|290.2 -45.7 244.5 40.7 0.54| 6.2 3.3 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20250430.00.gif