UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for UINN... Searching the city database file for: UINN ... Date:1200Z 21 APR 25 Station: UINN WMO ident: 29698 Latitude: 54.88 Longitude: 99.03 Elevation: 410.00 ------------------------------------------------------------------------------- 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 5 SFC 952 410 4.0 2.0 87 2.0 3.1 315 7 281.1 281.9 278.6 293.9 4.64 2 925 640 1.6 -0.5 86 2.1 0.7 335 13 280.9 281.6 277.7 292.1 3.98 3 912 754 0.0 -2.1 86 2.1 -0.9 327 14 280.4 281.1 276.9 290.5 3.59 4 876 1076 -0.7 -2.2 90 1.5 -1.3 306 16 283.0 283.6 278.3 293.4 3.71 5 850 1316 -2.3 -3.8 89 1.5 -2.9 290 17 283.7 284.3 278.3 293.4 3.39 6 700 2830 -12.5 -14.5 85 2.0 -13.0 260 25 288.6 289.0 278.6 293.9 1.77 7 620 3743 -18.9 -21.0 83 2.1 -19.3 260 40 291.5 291.7 279.1 295.1 1.15 8 500 5300 -31.9 -34.4 78 2.5 -32.1 260 66 294.1 294.2 279.3 295.5 0.41 9 470 5734 -35.9 -39.1 72 3.2 -36.1 263 76 294.4 294.5 279.3 295.4 0.27 10 454 5976 -35.5 -39.0 70 3.5 -35.8 264 82 297.9 297.9 280.8 298.8 0.29 11 400 6850 -40.3 -44.8 62 4.5 -40.6 270 103 302.6 302.6 282.7 303.2 0.18 12 341 7927 -46.6 -52.0 54 5.3 -46.8 270 106 308.1 308.2 284.7 308.5 0.09 13 300 8770 -51.7 -57.7 49 6.0 -51.8 275 91 312.5 312.5 286.3 312.7 0.05 14 288 9033 -53.1 -59.1 48 6.0 -53.2 276 87 314.1 314.2 286.9 314.3 0.05 15 254 9838 -53.3 -59.3 48 6.0 -53.4 280 76 325.3 325.4 290.5 325.5 0.05 16 250 9940 -52.1 -58.1 48 6.0 -52.2 280 75 328.6 328.6 291.4 328.9 0.06 17 249 9966 -51.9 -57.9 48 6.0 -52.1 329.3 329.3 291.6 329.5 0.06 TRP WND 341 7927 -46.6 -52.0 54 5.3 -46.8 270 106 308.1 308.2 284.7 308.5 0.09 Sounding variables and indices 1000-500 mb thick: 5295.00 m Freezing level: 912.00 mb = 753.72 m = 2472.82 ft Wetbulb zero: 919.19 mb = 690.60 m = 2265.72 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 84.61 % Est. max temperature: 8.11 C = 46.59 F Sfc-Lift cond lev (LCL): 923.00 mb = 657.42 m = 2156.88 ft T: 1.35 C 700-500 lapse rate: 7.85 C/km ThetaE index: 3.47 C Layer 925.0- 876.0 mb Conv cond level (CCL): 851.22 mb = 1304.58 m = 4280.08 ft Mean mixing ratio: 3.82 g/kg Conv temperature: 6.59 C = 43.86 F Cap Strength: 2.17 C Lifted Index: 2.47 C Risk: None Lifted Index @300 mb: 14.20 C Lifted Index @700 mb: 1.48 C Showalter Index: 1.83 C Risk: Showers probable Total Totals Index: 57.70 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.60 C Cross Totals Index: 28.10 C K Index: 23.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 274.00 Risk: None Energy Index: 0.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.88 J/kg Max Up Vert Vel: 4.87 m/s Conv Inhibition (B-): 2329.37 J/kg Cap Strength: 2.43 C Lift Cond Lev (LCL): 875.74 mb = 1078.31 m = 3537.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 at 31 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 ---------------------------------------------------------- 0 952 410 315 7 4.9 -4.9 | 110 25 -23.3 8.3 1 925 640 335 13 5.5 -11.8 | 94 23 -22.7 1.4 2 850 1316 290 17 16.0 -5.8 | 121 14 -12.3 7.4 3 700 2830 260 25 24.6 4.3 | 168 18 -3.6 17.6 4 500 5300 260 66 65.0 11.5 | 236 44 36.8 24.7 5 400 6850 270 103 103.0 -0.0 | 260 76 74.8 13.2 6 341 7927 270 106 106.0 -0.0 | 260 79 77.8 13.2 7 300 8770 275 91 90.7 -7.9 | 265 63 62.4 5.3 8 250 9940 280 75 73.9 -13.0 | 270 46 45.6 0.2 Wind Parameters Mean winds (0-6000m): 265.1 at 41.6 knts Storm direction: 295.1 at 31.2 knts Shear (0-3000m) pos: 1.3 neg: 5.0 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 87.4 deg Storm rel helicity (0-3000m) pos: 123.0 neg: -38.4 tot: 84.7 m^2/s^2 ave: 28.2 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 184.38 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 ------------------------------------------------------------------------------- 500 326 12 98 22| 7.8 0.0 7.8| 6.8 -38.4 -31.5 -63.0 -0.46| 11.0 -5.1 1000 310 14 103 18| 3.9 4.4 8.3| 35.6 -38.4 -2.8 -2.8 0.11| 9.9 1.1 1500 299 16 111 16| 2.6 4.3 7.0| 50.1 -38.4 11.7 7.8 0.26| 8.1 2.1 2000 290 17 121 14| 2.0 4.4 6.4| 65.5 -38.4 27.1 13.5 0.37| 7.2 2.7 2500 282 19 133 14| 1.6 4.5 6.1| 83.7 -38.4 45.3 18.1 0.43| 6.9 3.0 3000 276 20 144 14| 1.3 5.0 6.3|123.0 -38.4 84.7 28.2 0.54| 7.2 3.8 4000 269 26 171 14| 1.0 5.8 6.8|201.7 -38.4 163.4 40.8 0.59| 7.5 4.4 5000 265 33 197 17| 1.5 5.5 7.0|293.3 -38.4 254.9 51.0 0.57| 7.8 4.5 6000 265 42 218 21| 3.5 4.5 8.0|525.7 -38.4 487.4 81.2 0.58| 8.7 5.0 Wrote GIF file: /home/apache/climate/data/raob//UINN/skewt/UINN.skewt.20250421.12.gif