5yueshangbanyue，quyuzhengtikuosantiaojianyouli，dabudiqukongqizhiliangyiliangzhiqingduwuranweizhu，qizhong，1—2ri、7—8rihe10—12ri，quyubeibushoulengkongqiyingxiangkenengchuxiansanciyangshahuofuchentianqi，1—2rishachenzhuyaoyingxiangneimengguxibu、gansuhexiyijiningxiadabu，bufenshiduankenengchuxianzhongduhuoyishangwuran，7—8ri、10—12rishachenzhuyaoyingxiangneimengguxibu、gansuhexi、ningxiadabuyijishanxizhongbeibu，bufenshiduankenengchuxianzhongduhuoyishangwuran。3—6ri，quyuzhongdongbushouxitongxingjiangshuiguochengyingxiang，daqishichenjiangtiaojianyouli，kongqizhiliangyiliangweizhu，judikenengchuxianqingduwuran；9ri、13—15riquyudabukuosantiaojianyouli，kongqizhiliangyiliangweizhu，judikenengchuxianqingduwuran。xinjiangbeijiangbeibuhetianshanbeipochengshikongqizhiliangyiyouliangweizhu，9ritianshanbeipochengshishoushachentianqiyingxiangkenengchuxianqingduwuran；dongjiangchengshikongqizhiliangyiliangzhiqingduwuranweizhu；2ri、10rishoushachentianqiyingxiangkenengchuxianzhongduzhizhongduwuran；nanjiangchengshi1—3rikongqizhiliangweiqingduzhizhongduwuran，4—7rishouquyuxingshachentianqiyingxiangkenengchuxianzhongduzhiyanzhongwuran，8—11rikongqizhiliangyiqingduzhizhongduwuranweizhu，12—15rishouxinyilunshachenguochengyingxiangkenengchuxianzhongduzhiyanzhongwuran。shouyaowuranwuweikeliwuhuochouyang。5(5)月(yue)上(shang)半(ban)月(yue)，(，)区(qu)域(yu)整(zheng)体(ti)扩(kuo)散(san)条(tiao)件(jian)有(you)利(li)，(，)大(da)部(bu)地(di)区(qu)空(kong)气(qi)质(zhi)量(liang)以(yi)良(liang)至(zhi)轻(qing)度(du)污(wu)染(ran)为(wei)主(zhu)，(，)其(qi)中(zhong)，(，)1(1)—(—)2(2)日(ri)、(、)7(7)—(—)8(8)日(ri)和(he)1(1)0—(—)1(1)2(2)日(ri)，(，)区(qu)域(yu)北(bei)部(bu)受(shou)冷(leng)空(kong)气(qi)影(ying)响(xiang)可(ke)能(neng)出(chu)现(xian)三(san)次(ci)扬(yang)沙(sha)或(huo)浮(fu)尘(chen)天(tian)气(qi)，(，)1(1)—(—)2(2)日(ri)沙(sha)尘(chen)主(zhu)要(yao)影(ying)响(xiang)内(nei)蒙(meng)古(gu)西(xi)部(bu)、(、)甘(gan)肃(su)河(he)西(xi)以(yi)及(ji)宁(ning)夏(xia)大(da)部(bu)，(，)部(bu)分(fen)时(shi)段(duan)可(ke)能(neng)出(chu)现(xian)中(zhong)度(du)或(huo)以(yi)上(shang)污(wu)染(ran)，(，)7(7)—(—)8(8)日(ri)、(、)1(1)0—(—)1(1)2(2)日(ri)沙(sha)尘(chen)主(zhu)要(yao)影(ying)响(xiang)内(nei)蒙(meng)古(gu)西(xi)部(bu)、(、)甘(gan)肃(su)河(he)西(xi)、(、)宁(ning)夏(xia)大(da)部(bu)以(yi)及(ji)陕(shan)西(xi)中(zhong)北(bei)部(bu)，(，)部(bu)分(fen)时(shi)段(duan)可(ke)能(neng)出(chu)现(xian)重(zhong)度(du)或(huo)以(yi)上(shang)污(wu)染(ran)。(。)3(3)—(—)6(6)日(ri)，(，)区(qu)域(yu)中(zhong)东(dong)部(bu)受(shou)系(xi)统(tong)性(xing)降(jiang)水(shui)过(guo)程(cheng)影(ying)响(xiang)，(，)大(da)气(qi)湿(shi)沉(chen)降(jiang)条(tiao)件(jian)有(you)利(li)，(，)空(kong)气(qi)质(zhi)量(liang)以(yi)良(liang)为(wei)主(zhu)，(，)局(ju)地(di)可(ke)能(neng)出(chu)现(xian)轻(qing)度(du)污(wu)染(ran)；(；)9(9)日(ri)、(、)1(1)3(3)—(—)1(1)5(5)日(ri)区(qu)域(yu)大(da)部(bu)扩(kuo)散(san)条(tiao)件(jian)有(you)利(li)，(，)空(kong)气(qi)质(zhi)量(liang)以(yi)良(liang)为(wei)主(zhu)，(，)局(ju)地(di)可(ke)能(neng)出(chu)现(xian)轻(qing)度(du)污(wu)染(ran)。(。)新(xin)疆(jiang)北(bei)疆(jiang)北(bei)部(bu)和(he)天(tian)山(shan)北(bei)坡(po)城(cheng)市(shi)空(kong)气(qi)质(zhi)量(liang)以(yi)优(you)良(liang)为(wei)主(zhu)，(，)9(9)日(ri)天(tian)山(shan)北(bei)坡(po)城(cheng)市(shi)受(shou)沙(sha)尘(chen)天(tian)气(qi)影(ying)响(xiang)可(ke)能(neng)出(chu)现(xian)轻(qing)度(du)污(wu)染(ran)；(；)东(dong)疆(jiang)城(cheng)市(shi)空(kong)气(qi)质(zhi)量(liang)以(yi)良(liang)至(zhi)轻(qing)度(du)污(wu)染(ran)为(wei)主(zhu)；(；)2(2)日(ri)、(、)1(1)0日(ri)受(shou)沙(sha)尘(chen)天(tian)气(qi)影(ying)响(xiang)可(ke)能(neng)出(chu)现(xian)中(zhong)度(du)至(zhi)重(zhong)度(du)污(wu)染(ran)；(；)南(nan)疆(jiang)城(cheng)市(shi)1(1)—(—)3(3)日(ri)空(kong)气(qi)质(zhi)量(liang)为(wei)轻(qing)度(du)至(zhi)中(zhong)度(du)污(wu)染(ran)，(，)4(4)—(—)7(7)日(ri)受(shou)区(qu)域(yu)性(xing)沙(sha)尘(chen)天(tian)气(qi)影(ying)响(xiang)可(ke)能(neng)出(chu)现(xian)重(zhong)度(du)至(zhi)严(yan)重(zhong)污(wu)染(ran)，(，)8(8)—(—)1(1)1(1)日(ri)空(kong)气(qi)质(zhi)量(liang)以(yi)轻(qing)度(du)至(zhi)中(zhong)度(du)污(wu)染(ran)为(wei)主(zhu)，(，)1(1)2(2)—(—)1(1)5(5)日(ri)受(shou)新(xin)一(yi)轮(lun)沙(sha)尘(chen)过(guo)程(cheng)影(ying)响(xiang)可(ke)能(neng)出(chu)现(xian)重(zhong)度(du)至(zhi)严(yan)重(zhong)污(wu)染(ran)。(。)首(shou)要(yao)污(wu)染(ran)物(wu)为(wei)颗(ke)粒(li)物(wu)或(huo)臭(chou)氧(yang)。(。)