UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for U4507... Searching the city database file for: U4507 ... Date:0000Z 24 APR 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 -29 SFC 973 190 -1.1 -3.8 82 2.7 -2.1 90 5 274.2 274.7 272.5 282.3 2.96 2 925 594 -3.9 -6.3 83 2.4 -4.7 140 11 275.3 275.8 272.6 282.5 2.58 3 856 1199 -7.7 -9.8 85 2.1 -8.4 195 28 277.5 277.9 273.2 283.5 2.12 4 850 1253 -7.9 -10.0 85 2.1 -8.5 200 29 277.9 278.2 273.3 283.8 2.10 5 700 2741 -14.7 -17.8 77 3.1 -15.4 195 33 286.2 286.4 276.8 290.2 1.35 6 657 3218 -17.7 -20.9 76 3.2 -18.4 196 40 288.1 288.3 277.4 291.4 1.10 7 600 3893 -19.7 -22.8 76 3.1 -20.3 197 49 293.3 293.5 279.8 296.5 1.02 8 533 4760 -26.3 -29.1 77 2.8 -26.7 199 62 295.5 295.6 280.3 297.6 0.65 9 500 5220 -28.5 -32.1 71 3.6 -29.0 200 69 298.3 298.4 281.3 300.0 0.52 10 483 5468 -30.5 -34.3 69 3.8 -30.9 200 72 298.8 298.9 281.4 300.2 0.43 11 442 6099 -32.1 -36.5 65 4.4 -32.6 200 81 304.5 304.5 283.7 305.8 0.38 12 415 6543 -35.0 -39.4 64 4.4 -35.4 200 87 306.3 306.3 284.3 307.3 0.30 13 400 6800 -36.7 -41.1 64 4.4 -37.1 200 87 307.3 307.3 284.7 308.2 0.26 14 348 7747 -43.7 -48.4 60 4.7 -43.9 202 86 310.3 310.3 285.6 310.8 0.14 15 324 8224 -45.5 -49.9 61 4.4 -45.7 204 86 314.2 314.3 287.0 314.7 0.12 16 313 8452 -48.7 -53.3 59 4.6 -48.8 204 85 312.9 312.9 286.5 313.2 0.09 17 300 8730 -49.5 -54.1 58 4.6 -49.7 205 85 315.6 315.6 287.4 315.9 0.08 18 259 9682 -54.1 -59.0 55 4.9 -54.2 200 73 322.4 322.4 289.5 322.6 0.05 19 250 9910 -52.5 -57.5 55 5.0 -52.7 200 68 328.0 328.0 291.2 328.3 0.06 20 217 10834 -47.7 -53.7 50 6.0 -48.0 206 45 349.0 349.0 296.5 349.5 0.12 21 200 11370 -49.3 -55.3 49 6.0 -49.6 210 31 354.7 354.7 297.7 355.2 0.11 22 150 13260 -48.7 -58.7 30 10.0 -49.2 220 17 386.2 386.2 303.3 386.6 0.09 23 107 15476 -49.1 -61.1 23 12.0 -49.8 212 10 424.6 424.6 308.3 425.1 0.10 24 100 15920 -49.1 -61.1 23 12.0 -49.9 210 9 432.9 432.9 309.2 433.4 0.10 25 70 18260 -50.3 -64.3 18 14.0 -51.3 235 7 476.8 476.8 313.2 477.3 0.10 26 50 20460 -49.5 -64.5 16 15.0 -51.0 145 15 526.8 526.9 316.8 527.7 0.13 27 30 23800 -51.1 -67.1 13 16.0 -53.1 145 11 605.3 605.4 320.9 606.5 0.15 28 21 26128 -49.5 -67.5 10 18.0 -52.7 675.2 675.3 323.7 676.9 0.21 TRP 259 9682 -54.1 -59.0 55 4.9 -54.2 200 73 322.4 322.4 289.5 322.6 0.05 WND 415 6543 -35.0 -39.4 64 4.4 -35.4 200 87 306.3 306.3 284.3 307.3 0.30 Sounding variables and indices 1000-500 mb thick: 5249.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.33 inches Sfc-500 mean rel hum: 79.04 % Est. max temperature: 3.92 C = 39.06 F Sfc-Lift cond lev (LCL): 932.65 mb = 528.32 m = 1733.31 ft T: -3.44 C 700-500 lapse rate: 5.57 C/km Conv cond level (CCL): 864.62 mb = 1120.37 m = 3675.70 ft Mean mixing ratio: 2.57 g/kg Conv temperature: 1.93 C = 35.47 F Cap Strength: 11.50 C Lifted Index: 13.37 C Risk: None Lifted Index @300 mb: 23.37 C Lifted Index @700 mb: 6.02 C Showalter Index: 12.44 C Risk: None Total Totals Index: 39.10 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 18.50 C K Index: 7.50 Risk: None Sweat Index: 127.00 Risk: None Energy Index: 3.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.73 J/kg Max Up Vert Vel: 4.63 m/s Conv Inhibition (B-): 52693.95 J/kg Cap Strength: 12.91 C Lift Cond Lev (LCL): 887.81 mb = 914.04 m = 2998.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 227 at 33 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 ---------------------------------------------------------- 0 973 190 90 5 -5.0 0.0 | 53 37 -29.5 -22.4 1 925 594 140 11 -7.1 8.4 | 66 34 -31.5 -14.0 2 850 1253 200 29 9.9 27.3 | 108 15 -14.5 4.8 3 700 2741 195 33 8.5 31.9 | 121 19 -15.9 9.5 4 500 5220 200 69 23.6 64.8 | 179 42 -0.9 42.4 5 415 6543 200 87 29.8 81.8 | 185 60 5.3 59.3 6 400 6800 200 87 29.8 81.8 | 185 60 5.3 59.3 7 300 8730 205 85 35.9 77.0 | 192 56 11.5 54.6 8 259 9682 200 73 25.0 68.6 | 181 46 0.5 46.2 9 250 9910 200 68 23.3 63.9 | 178 41 -1.2 41.5 10 200 11370 210 31 15.5 26.8 | 116 10 -9.0 4.4 11 150 13260 220 17 10.9 13.0 | 55 16 -13.5 -9.4 12 100 15920 210 9 4.5 7.8 | 54 25 -20.0 -14.6 13 70 18260 235 7 5.7 4.0 | 45 26 -18.7 -18.4 14 50 20460 145 15 -8.6 12.3 | 73 35 -33.1 -10.1 15 30 23800 145 11 -6.3 9.0 | 66 34 -30.8 -13.4 Wind Parameters Mean winds (0-6000m): 197.5 at 44.2 knts Storm direction: 227.5 at 33.2 knts Shear (0-3000m) pos: 6.6 neg: 0.6 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 86.1 deg Storm rel helicity (0-3000m) pos: 267.9 neg: 0.0 tot: 267.9 m^2/s^2 ave: 89.3 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 6.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.05 Bulk Shear: 228.79 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 ------------------------------------------------------------------------------- 500 131 9 62 35| 12.2 0.0 12.2|109.0 0.0 109.0 218.0 0.92| 12.8 11.8 1000 168 15 74 29| 14.9 0.0 14.9|213.1 0.0 213.1 213.1 0.77| 17.4 13.4 1500 186 19 82 23| 11.0 0.0 11.0|225.2 0.0 225.2 150.1 0.75| 13.1 9.9 2000 190 22 89 20| 8.3 0.4 8.7|230.6 0.0 230.6 115.3 0.75| 10.3 7.7 2500 192 24 94 19| 6.6 0.7 7.3|235.8 0.0 235.8 94.3 0.75| 8.6 6.4 3000 193 26 100 19| 6.6 0.6 7.2|267.9 0.0 267.9 89.3 0.78| 8.3 6.4 4000 195 31 116 18| 6.9 0.4 7.3|340.8 0.0 340.8 85.2 0.77| 8.1 6.3 5000 196 38 135 20| 7.0 0.3 7.3|420.3 0.0 420.3 84.1 0.74| 8.0 5.9 6000 197 44 151 23| 6.4 0.8 7.2|476.3 0.0 476.3 79.4 0.67| 7.8 5.3 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20250424.00.gif