UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 18 APR 25 Station: PAFA WMO ident: 70261 Latitude: 64.82 Longitude: -147.87 Elevation: 138.00 ------------------------------------------------------------------------------- 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 -13 SFC 982 138 1.4 -1.7 80 3.1 0.1 230 2 276.0 276.6 274.2 285.4 3.43 2 980 154 3.6 -0.6 74 4.2 1.8 230 3 278.4 279.0 276.0 288.7 3.73 3 957 345 2.4 -1.2 77 3.6 0.9 234 17 279.0 279.7 276.2 289.2 3.66 4 925 618 1.4 -2.9 73 4.3 -0.3 260 24 280.7 281.3 276.7 290.1 3.33 5 918 679 1.8 -4.2 64 6.0 -0.6 261 24 281.8 282.3 276.9 290.4 3.05 6 906 785 1.4 -5.6 60 7.0 -1.3 263 23 282.4 282.9 276.8 290.3 2.77 7 850 1296 -2.7 -7.7 68 5.0 -4.5 260 15 283.3 283.8 276.9 290.6 2.52 8 814 1638 -4.9 -9.5 70 4.6 -6.4 285 9 284.5 284.9 277.2 291.1 2.28 9 806 1715 -5.5 -8.9 77 3.4 -6.7 285 9 284.7 285.1 277.5 291.7 2.42 10 748 2295 -10.7 -10.7 100 0.0 -10.7 272 11 285.2 285.6 277.5 291.7 2.26 11 700 2802 -14.1 -14.3 98 0.2 -14.2 275 9 286.9 287.2 277.7 292.2 1.80 12 660 3245 -17.5 -17.7 98 0.2 -17.6 289 11 287.9 288.2 277.8 292.2 1.44 13 655 3302 -17.9 -18.5 95 0.6 -18.0 287 10 288.1 288.3 277.7 292.2 1.36 14 649 3370 -17.9 -23.9 59 6.0 -19.0 285 9 288.8 289.0 277.4 291.5 0.85 15 648 3382 -17.9 -23.9 59 6.0 -19.0 285 9 289.0 289.1 277.4 291.6 0.86 16 646 3405 -18.1 -25.1 54 7.0 -19.4 284 9 289.0 289.1 277.3 291.4 0.77 17 544 4661 -28.5 -31.4 76 2.9 -28.9 204 16 291.2 291.3 278.0 292.8 0.51 18 528 4874 -29.7 -33.6 69 3.9 -30.1 172 18 292.2 292.3 278.4 293.6 0.42 19 518 5010 -30.5 -33.2 77 2.7 -30.8 160 19 292.9 293.0 278.8 294.3 0.45 20 502 5232 -32.1 -35.0 75 2.9 -32.4 142 20 293.6 293.6 279.0 294.8 0.39 21 500 5260 -32.3 -35.4 74 3.1 -32.6 140 20 293.7 293.7 279.0 294.9 0.38 22 452 5962 -38.5 -42.1 69 3.6 -38.7 132 27 294.5 294.5 279.1 295.2 0.21 23 448 6023 -38.7 -42.9 64 4.2 -38.9 131 28 295.0 295.0 279.4 295.6 0.19 24 407 6674 -43.7 -46.6 73 2.9 -43.8 138 38 296.7 296.7 280.1 297.2 0.14 25 403 6740 -43.9 -47.3 69 3.4 -44.0 138 40 297.3 297.3 280.3 297.8 0.13 26 400 6790 -44.3 -47.0 74 2.7 -44.4 135 41 297.4 297.4 280.4 297.9 0.14 27 395 6874 -44.9 -46.4 85 1.5 -45.0 135 42 297.7 297.7 280.6 298.2 0.15 28 388 6994 -45.7 -47.1 86 1.4 -45.7 135 44 298.2 298.2 280.7 298.7 0.14 29 387 7011 -45.9 -47.9 80 2.0 -46.0 135 44 298.1 298.2 280.7 298.6 0.13 30 383 7081 -46.1 -52.1 51 6.0 -46.3 135 45 298.8 298.8 280.9 299.1 0.08 31 378 7168 -46.1 -57.1 28 11.0 -46.4 135 46 299.9 299.9 281.4 300.1 0.04 32 373 7257 -46.7 -60.7 19 14.0 -47.0 135 47 300.2 300.2 281.5 300.3 0.03 33 354 7604 -48.3 -63.3 16 15.0 -48.6 140 40 302.6 302.6 282.5 302.7 0.02 34 353 7622 -47.7 -64.7 12 17.0 -48.0 140 39 303.7 303.7 282.9 303.7 0.02 35 350 7679 -47.7 -66.7 9 19.0 -48.0 140 37 304.4 304.4 283.2 304.5 0.01 36 331 8046 -50.3 -67.3 12 17.0 -50.5 140 25 305.7 305.7 283.7 305.8 0.01 37 327 8126 -50.1 -69.1 9 19.0 -50.4 140 23 307.1 307.1 284.2 307.1 0.01 38 309 8495 -52.1 -71.1 8 19.0 -52.3 145 22 309.3 309.3 285.1 309.3 0.01 39 307 8538 -48.3 -71.3 5 23.0 -48.7 136 22 315.2 315.2 287.2 315.2 0.01 40 300 8690 -48.3 -70.3 6 22.0 -48.7 175 19 317.3 317.3 287.9 317.3 0.01 41 277 9214 -49.1 -71.1 6 22.0 -49.5 172 15 323.4 323.4 289.8 323.5 0.01 42 261 9605 -48.7 -73.7 4 25.0 -49.1 160 14 329.6 329.6 291.6 329.6 0.01 43 250 9890 -45.3 -70.3 4 25.0 -45.9 180 17 338.7 338.7 294.0 338.8 0.01 44 244 10052 -44.1 -73.1 3 29.0 -44.9 170 18 342.9 342.9 295.0 342.9 0.01 45 211 11016 -47.3 -75.3 3 28.0 -47.9 204 14 352.4 352.4 297.1 352.5 0.01 46 200 11370 -46.1 -76.1 2 30.0 -46.9 195 13 359.8 359.8 298.7 359.8 0.01 47 183 11961 -44.9 -74.9 2 30.0 -45.8 193 16 371.0 371.0 300.7 371.0 0.01 48 150 13280 -48.1 -78.1 2 30.0 -48.9 205 19 387.2 387.2 303.3 387.2 0.01 49 140 13735 -48.9 -78.9 2 30.0 -49.7 209 18 393.5 393.5 304.3 393.5 0.01 50 120 14752 -47.5 -79.5 1 32.0 -48.5 189 27 413.8 413.8 307.0 413.8 0.01 51 105 15630 -50.5 -81.5 1 31.0 -51.4 180 28 424.2 424.2 308.2 424.2 0.00 52 100 15950 -47.9 -80.9 1 33.0 -49.1 225 34 435.2 435.2 309.4 435.2 0.01 53 98 16083 -47.1 -81.1 1 34.0 -48.4 215 36 439.3 439.3 309.8 439.3 0.01 54 89 16721 -47.3 -80.3 1 33.0 -48.7 254 11 451.1 451.1 311.0 451.2 0.01 55 79 17501 -51.9 -83.9 1 32.0 -52.8 278 14 457.3 457.3 311.5 457.3 0.00 56 78 17584 -49.9 -82.9 1 33.0 -51.1 277 13 463.1 463.1 312.0 463.1 0.01 57 76 17754 -49.3 -82.3 1 33.0 -50.6 268 12 467.8 467.8 312.4 467.8 0.01 58 70 18290 -51.7 -83.7 1 32.0 -52.8 225 11 473.8 473.8 313.0 473.8 0.01 59 69 18383 -51.7 -83.7 1 32.0 -52.8 220 12 475.7 475.7 313.1 475.8 0.01 60 65 18771 -51.5 -84.5 1 33.0 -52.7 225 15 484.4 484.4 313.8 484.4 0.00 61 64 18873 -48.5 -83.5 1 35.0 -50.1 233 15 493.1 493.1 314.5 493.1 0.01 62 59 19406 -50.1 -83.1 1 33.0 -51.5 249 21 501.1 501.1 315.0 501.2 0.01 63 52 20232 -50.1 -84.1 1 34.0 -51.7 224 13 519.5 519.5 316.3 519.6 0.01 64 50 20490 -47.5 -82.5 1 35.0 -49.7 185 4 531.5 531.5 317.0 531.6 0.01 65 44 21325 -50.9 -83.9 1 33.0 -52.7 163 4 543.0 543.0 317.7 543.1 0.01 66 39 22112 -48.7 -83.7 1 35.0 -51.1 216 16 567.6 567.6 319.0 567.7 0.01 67 34 23012 -48.5 -83.5 1 35.0 -51.2 250 11 590.9 590.9 320.2 591.0 0.01 68 33 23207 -49.9 -83.9 1 34.0 -52.3 251 9 592.2 592.2 320.3 592.3 0.01 69 32 23408 -49.1 -84.1 1 35.0 -51.8 233 7 599.6 599.6 320.6 599.7 0.01 70 30 23830 -49.7 -83.7 1 34.0 -52.4 115 4 609.1 609.2 321.0 609.2 0.01 71 25 25021 -50.9 -84.9 1 34.0 -53.7 131 10 638.3 638.3 322.2 638.4 0.01 72 23 25566 -49.3 -84.3 1 35.0 -52.7 145 11 658.4 658.4 323.0 658.5 0.01 73 21 26161 -50.9 -84.9 1 34.0 -54.0 145 10 670.9 671.0 323.4 671.0 0.01 74 20 26480 -48.7 -83.7 1 35.0 -52.6 150 11 687.1 687.1 324.0 687.2 0.02 75 17 27548 -49.7 -84.7 1 35.0 -53.7 169 6 716.6 716.6 325.0 716.7 0.02 76 14 28824 -48.7 -83.7 1 35.0 -53.6 159 10 760.9 760.9 326.3 761.1 0.03 77 13 29314 -46.3 -83.3 1 37.0 -52.4 150 10 785.5 785.5 326.9 785.8 0.03 78 11 30421 -48.3 -84.3 1 36.0 -54.2 145 12 816.7 816.7 327.7 817.0 0.03 79 10 31050 -47.5 -83.5 1 36.0 -54.1 120 6 842.2 842.3 328.2 842.6 0.04 80 9.4 31458 -47.3 -83.3 1 36.0 -54.2 110 6 858.0 858.1 328.6 858.4 0.04 81 8.3 32287 -42.5 -81.5 1 39.0 -52.3 89 7 908.0 908.1 329.6 908.7 0.06 82 7.6 32883 -40.7 -80.7 1 40.0 -51.9 74 7 938.5 938.5 330.1 939.3 0.08 83 7.0 33440 -42.1 -81.1 1 39.0 -52.9 60 7 955.0 955.1 330.4 955.9 0.08 84 6.8 33636 -42.9 -81.9 1 39.0 -53.4 959.6 959.7 330.5 960.4 0.07 85 6.6 33837 -42.9 -81.9 1 39.0 -53.5 967.9 967.9 330.7 968.7 0.07 86 6.0 34487 -37.9 -79.9 0 42.0 -52.0 1016.2 1016.3 331.4 1017.5 0.11 87 5.9 34603 -37.9 -79.9 0 42.0 -52.1 1021.1 1021.2 331.5 1022.5 0.11 88 5.6 34961 -39.1 -80.1 1 41.0 -52.8 1031.2 1031.2 331.6 1032.6 0.12 89 5.3 35341 -36.5 -79.5 0 43.0 -52.2 1059.2 1059.3 332.1 1060.8 0.14 90 5.1 35608 -36.5 -79.5 0 43.0 -52.4 1070.9 1071.0 332.2 1072.7 0.14 91 5.0 35745 -36.5 -79.5 0 43.0 -52.5 1077.0 1077.1 332.3 1078.8 0.14 TRP 309 8495 -52.1 -71.1 8 19.0 -52.3 145 22 309.3 309.3 285.1 309.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5273.00 m Freezing level: 886.88 mb = 959.79 m = 3148.88 ft Wetbulb zero: 933.63 mb = 543.59 m = 1783.40 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 76.70 % Est. max temperature: 9.29 C = 48.72 F Sfc-Lift cond lev (LCL): 935.72 mb = 525.63 m = 1724.49 ft T: 1.74 C 700-500 lapse rate: 7.40 C/km ThetaE index: 0.07 C Layer 906.0- 850.0 mb Conv cond level (CCL): 813.25 mb = 1644.84 m = 5396.39 ft Mean mixing ratio: 3.25 g/kg Conv temperature: 9.90 C = 49.83 F Cap Strength: 4.06 C Lifted Index: 4.13 C Risk: None Lifted Index @300 mb: 19.53 C Lifted Index @700 mb: 1.67 C Showalter Index: 3.48 C Risk: None Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.60 C Cross Totals Index: 24.60 C K Index: 21.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 154.00 Risk: None Energy Index: 0.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.92 J/kg Max Up Vert Vel: 6.62 m/s Conv Inhibition (B-): 71239.59 J/kg Cap Strength: 4.04 C Lift Cond Lev (LCL): 862.05 mb = 1183.34 m = 3882.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 251 at 11 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 ---------------------------------------------------------- 0 982 138 230 2 1.5 1.3 | 75 9 -9.0 -2.4 1 962 305 230 16 12.3 10.3 | 195 7 1.7 6.6 2 926 610 260 24 23.6 4.2 | 268 13 13.1 0.5 3 925 618 260 24 23.6 4.2 | 268 13 13.1 0.5 4 891 914 265 22 21.9 1.9 | 279 12 11.4 -1.7 5 858 1219 260 16 15.8 2.8 | 280 5 5.2 -0.9 6 850 1296 260 15 14.8 2.6 | 284 4 4.2 -1.0 7 825 1524 285 10 9.7 -2.6 | 8 6 -0.9 -6.2 8 794 1829 285 8 7.7 -2.1 | 26 6 -2.8 -5.7 9 763 2134 290 9 8.5 -3.1 | 17 7 -2.1 -6.7 10 734 2438 255 12 11.6 3.1 | 297 1 1.0 -0.5 11 705 2743 280 9 8.9 -1.6 | 18 5 -1.7 -5.2 12 700 2802 275 9 9.0 -0.8 | 20 5 -1.6 -4.4 13 677 3048 295 13 11.8 -5.5 | 352 9 1.2 -9.1 14 623 3658 275 6 6.0 -0.5 | 48 6 -4.6 -4.2 15 597 3962 225 10 7.1 7.1 | 135 5 -3.5 3.4 16 573 4267 220 14 9.0 10.7 | 168 7 -1.5 7.1 17 549 4572 215 15 8.6 12.3 | 167 9 -1.9 8.6 18 527 4877 170 18 -3.1 17.7 | 136 20 -13.7 14.1 19 500 5260 140 20 -12.9 15.3 | 117 26 -23.4 11.7 20 484 5486 140 20 -12.9 15.3 | 117 26 -23.4 11.7 21 443 6096 130 29 -22.2 18.6 | 115 36 -32.8 15.0 22 423 6401 125 33 -27.0 18.9 | 112 41 -37.6 15.3 23 405 6706 140 39 -25.1 29.9 | 126 44 -35.6 26.2 24 400 6790 135 41 -29.0 29.0 | 123 47 -39.5 25.3 25 369 7315 135 48 -33.9 33.9 | 124 54 -44.5 30.3 26 353 7620 140 39 -25.1 29.9 | 126 44 -35.6 26.2 27 322 8230 140 19 -12.2 14.6 | 116 25 -22.8 10.9 28 309 8495 145 22 -12.6 18.0 | 122 27 -23.2 14.4 29 307 8534 135 22 -15.6 15.6 | 115 29 -26.1 11.9 30 300 8690 175 19 -1.7 18.9 | 141 20 -12.2 15.3 31 293 8839 175 20 -1.7 19.9 | 143 20 -12.3 16.3 32 280 9144 175 16 -1.4 15.9 | 136 17 -11.9 12.3 33 267 9449 160 13 -4.4 12.2 | 120 17 -15.0 8.6 34 255 9754 160 15 -5.1 14.1 | 124 19 -15.7 10.4 35 250 9890 180 17 0.0 17.0 | 142 17 -10.5 13.3 36 244 10058 170 18 -3.1 17.7 | 136 20 -13.7 14.1 37 222 10668 185 8 0.7 8.0 | 114 11 -9.8 4.3 38 212 10973 205 14 5.9 12.7 | 153 10 -4.6 9.0 39 200 11370 195 13 3.4 12.6 | 141 11 -7.2 8.9 40 194 11582 205 10 4.2 9.1 | 131 8 -6.3 5.4 41 177 12192 185 20 1.7 19.9 | 152 18 -8.8 16.3 42 169 12497 195 14 3.6 13.5 | 145 12 -6.9 9.9 43 161 12802 180 21 0.0 21.0 | 149 20 -10.5 17.3 44 154 13106 200 19 6.5 17.9 | 164 15 -4.0 14.2 45 150 13280 205 19 8.0 17.2 | 170 14 -2.5 13.6 46 140 13716 210 18 9.0 15.6 | 173 12 -1.5 11.9 47 134 14021 190 14 2.4 13.8 | 141 13 -8.1 10.1 48 128 14326 165 20 -5.2 19.3 | 135 22 -15.7 15.7 49 117 14935 200 30 10.3 28.2 | 179 25 -0.3 24.5 50 111 15240 180 25 0.0 25.0 | 154 24 -10.5 21.3 51 102 15850 180 30 0.0 30.0 | 158 28 -10.5 26.3 52 100 15950 225 34 24.0 24.0 | 214 24 13.5 20.4 53 97 16154 210 37 18.5 32.0 | 196 29 8.0 28.4 54 93 16459 275 16 15.9 -1.4 | 313 7 5.4 -5.0 55 88 16764 250 10 9.4 3.4 | 79 1 -1.1 -0.2 56 80 17374 280 16 15.8 -2.8 | 321 8 5.2 -6.4 57 77 17678 275 12 12.0 -1.0 | 343 5 1.4 -4.7 58 73 17983 245 10 9.1 4.2 | 111 2 -1.5 0.6 59 70 18288 295 5 4.5 -2.1 | 46 8 -6.0 -5.8 60 70 18290 225 11 7.8 7.8 | 146 5 -2.8 4.1 61 67 18593 210 14 7.0 12.1 | 157 9 -3.5 8.5 62 64 18898 235 15 12.3 8.6 | 199 5 1.7 5.0 63 61 19202 225 24 17.0 17.0 | 206 15 6.4 13.3 64 58 19507 260 19 18.7 3.3 | 272 8 8.2 -0.4 65 51 20422 215 12 6.9 9.8 | 149 7 -3.7 6.2 66 50 20490 185 4 0.3 4.0 | 92 10 -10.2 0.3 67 46 21031 105 1 -1.0 0.3 | 74 12 -11.5 -3.4 68 44 21336 165 4 -1.0 3.9 | 91 12 -11.6 0.2 69 40 21946 205 19 8.0 17.2 | 170 14 -2.5 13.6 70 38 22250 225 13 9.2 9.2 | 166 6 -1.3 5.5 71 33 23165 255 10 9.7 2.6 | 40 1 -0.9 -1.1 72 30 23774 200 2 0.7 1.9 | 80 10 -9.9 -1.8 73 30 23830 115 4 -3.6 1.7 | 82 14 -14.2 -2.0 74 28 24384 140 8 -5.1 6.1 | 99 16 -15.7 2.5 75 26 24689 190 10 1.7 9.8 | 125 11 -8.8 6.2 76 25 24994 130 10 -7.7 6.4 | 99 18 -18.2 2.8 77 24 25298 145 11 -6.3 9.0 | 108 18 -16.9 5.4 78 21 26213 145 10 -5.7 8.2 | 106 17 -16.3 4.5 79 20 26480 150 11 -5.5 9.5 | 110 17 -16.0 5.9 80 20 26518 175 10 -0.9 10.0 | 119 13 -11.4 6.3 81 19 26822 145 10 -5.7 8.2 | 106 17 -16.3 4.5 82 18 27127 170 10 -1.7 9.8 | 117 14 -12.3 6.2 83 17 27432 170 5 -0.9 4.9 | 96 11 -11.4 1.3 84 16 28042 165 11 -2.8 10.6 | 118 15 -13.4 7.0 85 13 29261 155 10 -4.2 9.1 | 110 16 -14.8 5.4 86 13 29566 130 12 -9.2 7.7 | 102 20 -19.7 4.1 87 12 29870 100 11 -10.8 1.9 | 85 21 -21.4 -1.7 88 11 30175 155 15 -6.3 13.6 | 120 20 -16.9 9.9 89 10 31050 120 6 -5.2 3.0 | 88 16 -15.7 -0.7 90 7 33440 60 7 -6.1 -3.5 | 67 18 -16.6 -7.2 Wind Parameters Mean winds (0-6000m): 220.9 at 14.9 knts Storm direction: 250.9 at 11.2 knts Shear (0-3000m) pos: 2.0 neg: 0.5 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): -79.1 deg Storm rel helicity (0-3000m) pos: 64.4 neg: -9.9 tot: 54.5 m^2/s^2 ave: 18.2 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 11.5 stream: 5.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.43 Bulk Shear: 6.40 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 ------------------------------------------------------------------------------- 500 246 17 235 6| 22.8 0.0 22.8| 41.3 0.0 41.3 82.6 0.86| 29.1 24.9 1000 256 19 262 8| 8.2 0.0 8.2| 48.3 -0.2 48.1 48.1 0.74| 18.2 13.5 1500 259 17 274 6| 2.8 0.0 2.8| 58.9 -0.2 58.7 39.1 0.75| 15.8 11.9 2000 263 15 294 5| 2.1 0.0 2.1| 60.9 -2.1 58.8 29.4 0.72| 12.5 9.0 2500 264 14 302 4| 1.7 0.7 2.3| 62.2 -5.5 56.7 22.7 0.56| 12.2 6.9 3000 267 13 315 4| 2.0 0.5 2.6| 64.4 -9.9 54.5 18.2 0.48| 11.5 5.5 4000 266 12 328 3| 1.5 2.1 3.6| 81.9 -9.9 71.9 18.0 0.54| 10.8 5.8 5000 250 13 245 2| 1.2 3.2 4.4| 84.0 -68.9 15.0 3.0 0.31| 11.0 3.5 6000 221 15 174 8| 1.0 3.6 4.6| 84.1 -98.6 -14.5 -2.4 0.25| 10.4 2.6 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20250418.12.gif