UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 30 OCT 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1006 41 -20.9 -23.4 80 2.5 -21.2 250 5 251.8 251.9 251.5 253.4 0.58 1 1005 49 -20.9 -23.8 77 2.9 -21.2 248 5 251.9 252.0 251.6 253.4 0.56 2 1004 56 -18.3 -20.9 80 2.6 -18.7 245 6 254.6 254.7 254.2 256.5 0.72 3 1000 86 -16.7 -19.2 81 2.5 -17.1 235 7 256.5 256.6 256.1 258.7 0.84 4 966 348 -11.3 -13.5 84 2.2 -11.8 224 12 264.5 264.7 263.4 268.2 1.39 5 949 484 -11.7 -15.2 75 3.5 -12.5 218 15 265.4 265.6 263.8 268.8 1.23 6 938 574 -10.1 -15.1 67 5.0 -11.3 214 17 267.9 268.1 265.6 271.4 1.26 7 925 681 -10.5 -16.5 61 6.0 -11.8 210 19 268.6 268.8 265.8 271.8 1.14 8 852 1311 -12.9 -19.9 56 7.0 -14.3 205 15 272.4 272.6 268.1 275.1 0.92 9 850 1329 -12.9 -19.9 56 7.0 -14.3 205 15 272.6 272.8 268.2 275.3 0.93 10 825 1557 -11.7 -20.7 47 9.0 -13.6 209 14 276.2 276.4 270.4 278.9 0.89 11 758 2202 -13.7 -29.7 25 16.0 -16.3 220 11 280.8 280.9 272.4 282.2 0.43 12 715 2644 -15.5 -29.5 29 14.0 -17.7 227 10 283.6 283.7 274.0 285.0 0.46 13 700 2804 -16.5 -24.5 50 8.0 -18.0 230 9 284.2 284.3 274.8 286.5 0.75 14 679 3032 -17.7 -22.7 65 5.0 -18.7 229 9 285.4 285.5 275.7 288.1 0.91 15 641 3461 -19.5 -26.5 54 7.0 -20.7 226 9 288.1 288.2 276.7 290.2 0.68 16 500 5260 -31.7 -36.2 64 4.5 -32.1 215 9 294.4 294.5 279.3 295.5 0.35 17 400 6800 -42.7 -47.0 63 4.3 -42.9 230 9 299.5 299.5 281.3 300.0 0.14 18 350 7687 -48.3 -53.0 58 4.7 -48.4 223 9 303.6 303.6 283.0 303.9 0.08 19 300 8680 -56.3 -61.3 53 5.0 -56.4 215 9 306.0 306.0 283.8 306.1 0.03 20 255 9698 -63.9 -68.9 50 5.0 -63.9 179 9 309.3 309.3 285.1 309.4 0.01 21 250 9820 -64.5 -69.5 50 5.0 -64.6 175 9 310.2 310.2 285.4 310.2 0.01 22 214 10766 -67.7 -72.7 49 5.0 -67.7 185 5 319.3 319.3 288.5 319.3 0.01 23 213 10794 -67.7 -72.7 49 5.0 -67.7 185 5 319.7 319.7 288.6 319.8 0.01 24 205 11028 -63.5 -68.5 51 5.0 -63.6 200 6 329.9 329.9 291.7 329.9 0.02 25 200 11180 -62.9 -67.9 51 5.0 -63.0 210 7 333.2 333.2 292.6 333.2 0.02 26 162 12494 -57.3 -63.3 46 6.0 -57.5 243 10 363.3 363.3 299.4 363.5 0.05 27 150 12980 -58.1 -64.1 46 6.0 -58.2 255 11 370.0 370.0 300.6 370.2 0.05 28 100 15520 -59.9 -69.9 26 10.0 -60.1 255 7 412.0 412.0 306.7 412.2 0.03 29 70 17740 -60.7 -72.7 19 12.0 -61.0 235 9 454.5 454.5 311.3 454.7 0.03 30 65 18200 -61.3 -73.3 19 12.0 -61.6 233 10 463.0 463.0 312.0 463.1 0.03 31 50 19820 -62.5 -76.5 14 14.0 -62.9 225 15 496.2 496.2 314.7 496.3 0.02 32 44 20608 -63.1 -77.1 13 14.0 -63.5 224 17 513.2 513.2 315.9 513.4 0.02 33 32 22564 -63.9 -78.9 11 15.0 -64.4 221 20 560.0 560.0 318.6 560.2 0.02 34 30 22960 -63.1 -79.1 10 16.0 -63.7 220 21 572.6 572.6 319.3 572.8 0.03 35 27 23609 -63.1 -79.1 10 16.0 -63.7 223 22 590.1 590.1 320.2 590.3 0.03 36 25 24081 -64.9 -80.9 9 16.0 -65.4 224 23 598.1 598.1 320.5 598.3 0.02 37 20 25450 -62.7 -79.7 8 17.0 -63.6 230 25 644.2 644.3 322.4 644.5 0.03 38 19 25766 -62.3 -79.3 9 17.0 -63.3 655.0 655.0 322.9 655.3 0.04 TRP 213 10794 -67.7 -72.7 49 5.0 -67.7 185 5 319.7 319.7 288.6 319.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5174.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 54.68 % Est. max temperature: -0.46 C = 31.18 F Sfc-Lift cond lev (LCL): 965.25 mb = 354.24 m = 1162.18 ft T: -11.32 C 700-500 lapse rate: 6.19 C/km ThetaE index: 0.00 C Layer 1006.0- 0.0 mb Conv cond level (CCL): 1005.00 mb = 48.77 m = 160.00 ft Mean mixing ratio: 1.15 g/kg Conv temperature: -15.29 C = 4.47 F Cap Strength: 18.74 C Lifted Index: 22.22 C Risk: None Lifted Index @300 mb: 27.29 C Lifted Index @700 mb: 16.06 C Showalter Index: 15.92 C Risk: None Total Totals Index: 30.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 11.80 C K Index: -9.10 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 4.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 55.03 J/kg Max Up Vert Vel: 10.49 m/s Conv Inhibition (B-): 58145.73 J/kg Cap Strength: 21.97 C Lift Cond Lev (LCL): 899.80 mb = 892.66 m = 2928.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 247 at 8 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 1006 41 250 5 4.7 1.7 | 62 3 -2.8 -1.5 1 1000 86 235 7 5.7 4.0 | 114 2 -1.8 0.8 2 925 681 210 19 9.5 16.5 | 188 13 2.0 13.2 3 850 1329 205 15 6.3 13.6 | 173 10 -1.2 10.4 4 700 2804 230 9 6.9 5.8 | 166 3 -0.6 2.6 5 500 5260 215 9 5.2 7.4 | 150 5 -2.4 4.2 6 400 6800 230 9 6.9 5.8 | 166 3 -0.6 2.6 7 300 8680 215 9 5.2 7.4 | 150 5 -2.4 4.2 8 250 9820 175 9 -0.8 9.0 | 125 10 -8.3 5.8 9 213 10794 185 5 0.4 5.0 | 104 7 -7.1 1.8 10 200 11180 210 7 3.5 6.1 | 125 5 -4.0 2.9 11 150 12980 255 11 10.6 2.8 | 277 3 3.1 -0.4 12 100 15520 255 7 6.8 1.8 | 29 2 -0.8 -1.4 13 70 17740 235 9 7.4 5.2 | 175 2 -0.2 2.0 14 50 19820 225 15 10.6 10.6 | 203 8 3.1 7.4 15 30 22960 220 21 13.5 16.1 | 205 14 6.0 12.9 16 20 25450 230 25 19.2 16.1 | 222 17 11.6 12.9 Wind Parameters Mean winds (0-6000m): 216.9 at 10.9 knts Storm direction: 246.9 at 8.2 knts Shear (0-3000m) pos: 1.5 neg: 2.3 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 101.7 deg Storm rel helicity (0-3000m) pos: 5.5 neg: -12.3 tot: -6.8 m^2/s^2 ave: -2.3 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 348.43 Bulk Shear: 0.16 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 ------------------------------------------------------------------------------- 500 223 11 179 5| 0.0 12.7 12.7| 3.9 -0.2 3.7 7.5 0.49| 13.4 6.5 1000 214 14 183 9| 0.0 7.0 7.0| 3.9 -7.5 -3.5 -3.5 0.23| 9.3 2.1 1500 211 15 181 9| 0.9 4.6 5.6| 4.7 -11.5 -6.8 -4.5 0.14| 7.3 1.0 2000 211 14 180 9| 1.4 3.5 4.8| 5.5 -11.5 -6.0 -3.0 0.14| 6.2 0.9 2500 212 14 179 8| 1.6 2.8 4.4| 5.5 -11.8 -6.3 -2.5 0.12| 5.5 0.7 3000 214 13 178 8| 1.5 2.3 3.9| 5.5 -12.3 -6.8 -2.3 0.09| 4.8 0.4 4000 216 12 176 7| 1.2 1.8 3.0| 5.5 -12.6 -7.1 -1.8 0.07| 3.7 0.3 5000 217 11 173 6| 0.9 1.5 2.4| 5.5 -13.1 -7.6 -1.5 0.06| 3.1 0.2 6000 217 11 170 6| 0.8 1.3 2.1| 6.1 -13.2 -7.1 -1.2 0.07| 2.7 0.2 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251030.12.gif