UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 19 APR 25 Station: UIBB WMO ident: 30309 Latitude: 56.07 Longitude: 101.83 Elevation: 489.00 ------------------------------------------------------------------------------- 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 85 SFC 959 489 -3.1 -4.7 89 1.6 -3.7 0 0 273.3 273.8 271.7 281.0 2.81 2 925 703 -5.1 -10.1 68 5.0 -6.6 325 13 274.1 274.4 270.8 279.4 1.91 3 892 987 -7.7 -14.7 57 7.0 -9.5 325 15 274.3 274.5 270.0 278.2 1.37 4 850 1360 -10.7 -14.7 72 4.0 -11.7 325 17 274.9 275.2 270.5 279.0 1.44 5 741 2402 -17.7 -20.4 79 2.7 -18.2 300 25 278.3 278.5 271.9 281.3 1.02 6 730 2515 -17.1 -19.9 79 2.8 -17.7 298 26 280.2 280.3 273.1 283.4 1.08 7 708 2744 -18.3 -21.2 78 2.9 -18.8 292 28 281.3 281.5 273.6 284.3 0.99 8 700 2829 -16.7 -19.6 78 2.9 -17.3 290 29 284.0 284.2 275.3 287.4 1.15 9 684 3003 -15.9 -18.3 82 2.4 -16.4 283 31 286.8 287.0 277.0 290.7 1.32 10 679 3058 -16.1 -18.4 82 2.3 -16.6 281 31 287.1 287.4 277.2 291.1 1.32 11 549 4631 -24.3 -27.9 72 3.6 -24.9 221 48 295.4 295.5 280.3 297.7 0.70 12 535 4819 -23.9 -27.3 73 3.4 -24.5 214 51 298.1 298.2 281.5 300.5 0.76 13 500 5310 -26.9 -30.0 75 3.1 -27.3 195 56 300.2 300.4 282.3 302.3 0.63 14 400 6880 -40.3 -44.4 65 4.1 -40.5 210 50 302.6 302.6 282.7 303.3 0.18 15 300 8770 -56.5 -61.1 56 4.6 -56.6 210 48 305.7 305.7 283.7 305.8 0.03 16 298 8813 -57.1 -61.8 55 4.7 -57.2 210 48 305.4 305.4 283.6 305.6 0.03 17 261 9647 -61.9 -66.6 53 4.7 -61.9 215 52 310.2 310.2 285.4 310.3 0.02 18 260 9671 -61.9 -66.6 53 4.7 -61.9 215 52 310.5 310.5 285.5 310.6 0.02 19 250 9920 -53.3 -58.3 54 5.0 -53.4 210 52 326.8 326.8 290.9 327.1 0.06 20 248 9972 -52.5 -57.5 55 5.0 -52.7 210 51 328.8 328.8 291.5 329.0 0.07 21 200 11370 -49.3 -56.3 44 7.0 -49.6 215 38 354.7 354.7 297.7 355.1 0.09 22 164 12673 -47.1 -58.1 27 11.0 -47.7 229 37 379.1 379.1 302.2 379.5 0.09 23 150 13260 -48.3 -61.3 21 13.0 -48.9 235 36 386.8 386.9 303.3 387.2 0.07 24 118 14833 -50.7 -67.7 12 17.0 -51.4 238 32 409.9 409.9 306.5 410.1 0.04 25 100 15920 -47.7 -67.7 8 20.0 -48.8 240 29 435.6 435.6 309.4 435.8 0.04 26 84 17058 -52.5 -73.5 6 21.0 -53.3 220 28 448.1 448.1 310.7 448.2 0.02 27 78 17541 -48.3 -70.3 6 22.0 -49.6 212 28 466.4 466.4 312.4 466.6 0.04 28 70 18250 -50.3 -72.3 6 22.0 -51.5 200 27 476.8 476.8 313.2 477.0 0.03 29 57 19578 -55.3 -77.3 5 22.0 -56.1 246 17 494.3 494.3 314.5 494.4 0.02 30 50 20420 -52.9 -75.9 5 23.0 -54.1 275 11 518.8 518.8 316.2 519.0 0.03 31 46 20960 -51.3 -74.3 5 23.0 -52.8 273 10 535.2 535.2 317.2 535.4 0.04 32 30 23720 -53.9 -77.9 4 24.0 -55.6 260 5 597.7 597.7 320.5 597.9 0.03 33 27 24395 -55.1 -79.1 4 24.0 -56.8 612.6 612.6 321.2 612.8 0.03 34 24 25154 -51.1 -75.1 4 24.0 -53.8 645.2 645.2 322.5 645.7 0.06 TRP 261 9647 -61.9 -66.6 53 4.7 -61.9 215 52 310.2 310.2 285.4 310.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5225.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 75.03 % Est. max temperature: -0.26 C = 31.52 F Sfc-Lift cond lev (LCL): 935.02 mb = 639.12 m = 2096.84 ft T: -4.50 C 700-500 lapse rate: 4.11 C/km ThetaE index: 2.82 C Layer 925.0- 850.0 mb Conv cond level (CCL): 821.90 mb = 1615.35 m = 5299.65 ft Mean mixing ratio: 1.79 g/kg Conv temperature: -0.65 C = 30.83 F Cap Strength: 16.39 C Lifted Index: 17.67 C Risk: None Lifted Index @300 mb: 18.83 C Lifted Index @700 mb: 6.60 C Showalter Index: 17.79 C Risk: None Total Totals Index: 28.40 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 12.20 C K Index: -1.40 Risk: None Sweat Index: 90.00 Risk: None Energy Index: 4.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.43 J/kg Max Up Vert Vel: 2.62 m/s Conv Inhibition (B-): 48504.70 J/kg Cap Strength: 17.60 C Lift Cond Lev (LCL): 842.48 mb = 1427.46 m = 4683.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 260 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 ---------------------------------------------------------- 0 959 489 0 0 -0.0 -0.0 | 80 27 -26.4 -4.5 1 925 703 325 13 7.5 -10.6 | 51 24 -18.9 -15.2 2 850 1360 325 17 9.8 -13.9 | 42 25 -16.6 -18.4 3 700 2829 290 29 27.3 -9.9 | 356 14 0.9 -14.4 4 500 5310 195 56 14.5 54.1 | 167 51 -11.9 49.6 5 400 6880 210 50 25.0 43.3 | 178 39 -1.4 38.8 6 300 8770 210 48 24.0 41.6 | 176 37 -2.4 37.1 7 261 9647 215 52 29.8 42.6 | 185 38 3.5 38.1 8 250 9920 210 52 26.0 45.0 | 180 41 -0.4 40.5 9 200 11370 215 38 21.8 31.1 | 170 27 -4.6 26.6 10 150 13260 235 36 29.5 20.6 | 191 16 3.1 16.1 11 100 15920 240 29 25.1 14.5 | 173 10 -1.2 10.0 12 70 18250 200 27 9.2 25.4 | 141 27 -17.1 20.9 13 50 20420 275 11 11.0 -1.0 | 70 16 -15.4 -5.5 14 30 23720 260 5 4.9 0.9 | 80 22 -21.4 -3.6 Wind Parameters Mean winds (0-6000m): 230.3 at 35.6 knts Storm direction: 260.3 at 26.7 knts Shear (0-3000m) pos: 0.0 neg: 6.2 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): -163.4 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -238.7 tot: -238.7 m^2/s^2 ave: -79.6 10^-3 m/s^2 rel: -0.91 Storm rel vorticity (0-3000m) horiz: 8.9 stream: -8.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 189.66 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 ------------------------------------------------------------------------------- 500 325 10 58 24| 0.0 15.2 15.2| 0.0-101.5-101.5 -203.0 -0.97| 15.8-15.4 1000 325 13 51 24| 0.0 9.3 9.3| 0.0-123.9-123.9 -123.9 -0.97| 9.8 -9.5 1500 321 15 46 23| 0.0 7.6 7.6| 0.0-153.3-153.3 -102.2 -0.94| 8.5 -8.0 2000 314 17 40 22| 0.0 6.7 6.7| 0.0-179.7-179.7 -89.9 -0.91| 8.0 -7.3 2500 307 20 33 19| 0.0 6.3 6.3| 0.0-206.8-206.8 -82.7 -0.89| 8.2 -7.3 3000 299 22 26 17| 0.0 6.2 6.2| 0.0-238.7-238.7 -79.6 -0.91| 8.9 -8.1 4000 276 27 359 7| 0.0 6.1 6.1| 0.0-341.2-341.2 -85.3 -0.85| 10.6 -9.0 5000 247 32 200 9| 0.0 5.7 5.7| 8.3-546.3-538.0 -107.6 -0.79| 11.5 -9.1 6000 230 36 183 18| 0.8 4.7 5.6| 78.6-546.3-467.7 -78.0 -0.68| 10.4 -7.1 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20250419.00.gif